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Internal Alignment and External Alignment

Internal Alignment and External Alignment, Total:304 items.

In the international standard classification, Internal Alignment and External Alignment involves: Quality, Installations in buildings, Non-destructive testing, Paint ingredients, Milk and milk products, Pipeline components and pipelines, Construction materials, Aerospace electric equipment and systems, Protection against crime, Laboratory medicine, Paints and varnishes, Meat, meat products and other animal produce, Character sets and information coding, Surface treatment and coating, Acoustics and acoustic measurements, Audio, video and audiovisual engineering, Information technology (IT) in general, Components and accessories for telecommunications equipment, Optics and optical measurements, Products of the textile industry, Services, Applications of information technology, Electricity. Magnetism. Electrical and magnetic measurements, Conducting materials, Plastics, Fruits. Vegetables, Optoelectronics. Laser equipment, Extraction and processing of petroleum and natural gas, Vibrations, shock and vibration measurements, Metrology and measurement in general, Equipment for petroleum and natural gas industries, Electronic display devices, Petroleum, petroleum products and natural gas handling equipment, Fibre optic communications, Construction industry, Non-ferrous metals, Measurement of volume, mass, density, viscosity, Photography, Products of the chemical industry, Spices and condiments. Food additives, Electromagnetic compatibility (EMC), Medical equipment, Footwear, Radiocommunications, Testing of metals, Air quality, Protection against fire.


IN-BIS, Internal Alignment and External Alignment

CN-STDBOOK, Internal Alignment and External Alignment

  • 图书 3-9876 Comparative analysis of domestic and foreign standards for commonly used medical supplies
  • 图书 3-9239 Comparative Analysis of Food Additives Regulations and Standards at Home and Abroad
  • 图书 3-8663 Guidelines for the Implementation of Limit Standards for Mycotoxins and Contaminants in Food and Comparison of Relevant Standards at Home and Abroad

American Society of Mechanical Engineers (ASME), Internal Alignment and External Alignment

  • ASME STP-PT-007-2007 STP-PT-007 Comparison of Press Vessel Codes: ASME Section VIII and EN 13445 (Technical, Commercial, and Usage Comparison Design Fatigue Life Comparison)

Professional Standard - Certification and Accreditation, Internal Alignment and External Alignment

  • RB/T 208-2016 Internal quality control of chemical laboratory.Comparison test

RU-GOST R, Internal Alignment and External Alignment

  • GOST R ISO 13528-2010 Statistical methods. Using in proficiency testing by interlaboratory comparison tests
  • PNST 273-2018 Russian system of quality. Comparative testing of knitted underwear for newborn babies and infants of nursery age
  • GOST R ISO 105-J02-1999 Textiles. Tests for colour fastness. Part J02. Instrumental assessment of relative whiteness
  • GOST R ISO 16063-21-2009 Vibration. Methods for the calibration of vibration and shock transducers. Part 21. Vibration calibration by comparison to a reference transducer
  • GOST 30652-1999 Vibration. Calibration of vibration and shock pick-ups. Part 3. Secondary vibration calibration by comparison methods
  • GOST R ISO 16063-22-2012 Vibration. Methods for the calibration of vibration and shock transducers. Part 22. Shock calibration by comparison to a reference transducer

HU-MSZT, Internal Alignment and External Alignment

International Organization for Standardization (ISO), Internal Alignment and External Alignment

  • ISO/TR 14799-2:2005 Comparison of worldwide escalator and moving walk safety standards - Part 2: Abbreviated comparison and comments
  • ISO/TR 14799-1:2005 Comparison of worldwide escalator and moving walk safety standards - Part 1: Rule by rule comparison
  • ISO 2632-1:1985 Roughness comparison specimens; Part 1 : Turned, ground, bored, milled, shaped and planed
  • ISO 787-17:1973 General methods of test for pigments - Part XVII: Comparison of lightening power of white pigments
  • ISO/IEC DIS 24787-2 Information technology – On-card biometric comparison — Part 2: Work-sharing mechanism
  • ISO 11403-3:2014 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties
  • ISO 11403-3:1999 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties
  • ISO 11403-3:2021 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties
  • ISO 18314-4:2020 Analytical colorimetry — Part 4: Metamerism index for pairs of samples for change of illuminant
  • ISO 2632-2:1985 Roughness comparison specimens; Part 2 : Spark-eroded, shot-blasted and grit-blasted, and polished
  • ISO 18437-5:2011 Mechanical vibration and shock - Characterization of the dynamic mechanical properties of visco-elastic materials - Part 5: Poisson ratio based on comparison between measurements and finite element analysis
  • ISO 11843-4:2003 Capability of detection - Part 4: Methodology for comparing the minimum detectable value with a given value
  • ISO/FDIS 18314-4:2023 Analytical colorimetry — Part 4: Metamerism index for pairs of samples for change of illuminant
  • ISO 18314-4:2023 Analytical colorimetry — Part 4: Metamerism index for pairs of samples for change of illuminant
  • ISO 20462-2:2005 Photography - Psychophysical experimental methods for estimating image quality - Part 2: Triplet comparison method
  • ISO/TR 14799-2 Comparison of worldwide escalator and moving walk safety standards — Part 2: Abbreviated comparison and comments
  • ISO/IEC Guide 43-2:1997 Proficiency testing by interlaboratory comparisons - Part 2: Selection and use of proficiency testing schemes by laboratory accreditation bodies
  • ISO 6581:2010 Anodizing of aluminium and its alloys - Determination of the comparative fastness to ultraviolet light and heat of coloured anodic oxidation coatings
  • ISO/TR 16764:2003 Lifts, escalators and passenger conveyors - Comparison of worldwide standards on electromagnetic interference/electromagnetic compatibility
  • ISO 6504-3:2006 Paints and varnishes - Determination of hiding power - Part 3: Determination of contrast ratio of light-coloured paints at a fixed spreading rate
  • ISO 16063-22:2005 Methods for the calibration of vibration and shock transducers - Part 22: Shock calibration by comparison to a reference transducer
  • ISO/IEC Guide 43-1:1997 Proficiency testing by interlaboratory comparisons - Part 1: Development and operation of proficiency testing schemes

ZA-SANS, Internal Alignment and External Alignment

  • ARP 14799-2-2008 Comparison of worldwide escalator and moving walk safety standards Part 2: Abbreviated comparison and comments
  • ARP 14799-1-2008 Comparison of worldwide escalator and moving walk safety standards Part 1: Rule by rule comparison
  • SANS 16063-22:2008 Methods for the calibration of vibration and shock transducers Part 22: Shock calibration by comparison to a reference transducer
  • SANS 11843-4:2009 Capability of detection Part 4: Methodology for comparing the minimum detectable value with a given value
  • ARP 16764-2008 Lifts, escalators and passenger conveyors - Comparison of worldwide safety standards on electromagnetic interference/electromagnetic compatibility
  • SANS 16063-21:2008 Methods for the calibration of vibration and shock transducers Part 21: Vibration calibration by comparison to a reference transducer
  • ARP 099-2-2007 Business process outsourcing and offshoring operations Part 2: Inbound contact centre operations
  • SANS 6504-3:2007 Paints and varnishes - Determination of hiding power Part 3: Determination of contrast ratio of light-coloured paints at a fixed spreading rate

U.S. Military Regulations and Norms, Internal Alignment and External Alignment

Military Standard of the People's Republic of China-General Armament Department, Internal Alignment and External Alignment

  • GJB 8671.15-2015 Test methods for metallic cartridges Part 15: Comparative test of internal ballistic performance
  • GJB 380.8A-2015 Aviation working fluid contamination test Part 8: Determination of solid particle contamination by microscopic contrast method

Group Standards of the People's Republic of China, Internal Alignment and External Alignment

  • T/CSTM 00271.2-2020 Civilian aircraft structures reference blocks for in-situ non-destructive testing-Part 2: Reference blocks for composite structures
  • T/CSTM 00271.3-2020 Civilian aircraft structures reference blocks for in-situ non-destructive testing- Part 3: Reference blocks for metal structures
  • T/FSAS 49.5-2021 Public Security Supervision Data Resources Part 5: Exchange and Comparison Data Specifications
  • T/NXSCJS 079-2023 Specifications for Preparation of Document Authentication Characteristics Comparison Table Part 2: Seal Authentication
  • T/NXSCJS 076-2023 Specification for Preparation of Comparison Table of Document Identification Characteristics Part 1: Handwriting Identification
  • T/CSTM 00271.1-2020 Civilian aircraft structures reference blocks for in-situ non-destructive testing- Part 1: General

Danish Standards Foundation, Internal Alignment and External Alignment

  • DS/ISO 2632/3:1981 Roughness comparison specimens. Part 3: Cast surfaces
  • DS/ISO 2632-1:1989 Roughness comparison specimens. Part 1: Turned, ground, bored, milled, shaped and planed
  • DS/EN ISO 11403-3:2001 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties
  • DS/ISO 11403-3:2021 Plastics – Acquisition and presentation of comparable multipoint data – Part 3: Environmental influences on properties
  • DS/ISO 18314-4:2021 Analytical colorimetry – Part 4: Metamerism index for pairs of samples for change of illuminant
  • DS/IEC 62255-2:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 2: Unfilled cables - Sectional specification
  • DS/IEC 62255-3:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 3: Filled cables - Sectional specification
  • DS/IEC 62255-4:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 4: Aerial drop cables - Sectional specification
  • DS/ISO 2632-2:1989 Roughness comparison specimens. Part 2: Spark-eroded, shot-blasted and grit-blasted, and polished
  • DS/EN 3745-705:2008 Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 705: Contrast measurement
  • DS/IEC 62255-5:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 5: Filled drop cables - Sectional specification
  • DS/IEC 62255-2-1:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 2-1: Unfilled cables - Blank detail specification
  • DS/IEC 62255-3-1:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 3-1: Filled cables - Blank detail specification
  • DS/IEC 62255-4-1:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 4-1: Aerial drop cables - Blank detail specification
  • DS/EN 3475-705:2005 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705: Contrast measurement
  • DS/EN ISO 11403-3:2021 Plastics – Acquisition and presentation of comparable multipoint data – Part 3: Environmental influences on properties (ISO 11403-3:2021)
  • DS/IEC 62255-5-1:2006 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) - Outside plant cables - Part 5-1: Filled drop cables - Blank detail specification
  • DS/EN ISO 18314-4:2021 Analytical colorimetry – Part 4: Metamerism index for pairs of samples for change of illuminant (ISO 18314-4:2020)
  • DS/EN ISO 6504-3:2007 Paints and varnishes - Determination of hiding power - Part 3: Determination of contrast ratio of light-coloured paints at a fixed spreading rate
  • DS/CEN/TS 16233-2:2011 Foodstuffs - HPLC method for the determination of xanthophylls in fish flesh - Part 2: Identification of the enantiomer ratio of astaxanthin
  • DS/EN 61094-5:2002 Measurement microphones - Part 5: Methods for pressure calibration of working standard microphones by comparison

British Standards Institution (BSI), Internal Alignment and External Alignment

  • BS 3483-A1:1983 Methods for testing pigments for paints - Comparison of colour
  • BS 4938-1:1982 Dirt content of milk - Method for the determination of dirt content (reference method)
  • BS EN 3475-705:2005 Cables, electrical, aircraft use - Test methods - Part 705: Contrast measurement
  • BS EN 3475-705:2006 Aerospace series. Cable, electrical, aircraft use. Test methods. Contrast measurement
  • BS 5086-4:1985 Analysis of butter - Method for determination of salt content (reference method)
  • BS 4401-13:1979 Methods of test for meat and meat products - Determination of glucono-delta-lactone content (reference method)
  • BS 6248-4:1982 Caseins and caseinates - Method for determination of pH (reference method)
  • BS 6248-8:1982 British Standard Caseins and caseinates - Part 8. Method for determination of water content (reference method)
  • BS 3483-C7:1980 Methods for testing pigments for paints - Comparison of resistance to bleeding
  • BS 1881-130:1996 Testing concrete - Method for temperature-matched curing of concrete specimens
  • BS 3900-A19:1998 Methods of test for paints. Determination of density by the pyknometer method
  • BS 1881-130:2013 Testing concrete.Part 130:Method for temperature-matched curing of concrete specimens
  • BS 1742-5.1:1991 Methods for chemical analysis of condensed milks - Determination of nitrogen content - Reference method
  • BS 6248-5:1982 Caseins and caseinates - Method for determination of free acidity of caseins (reference method)
  • BS 6248-2:1982 Caseins and caseinates - Method for determination of 'fixed ash' of caseins (reference method)
  • BS 6169-2:1984 Methods for volumetric measurement of liquid hydrocarbons - Turbine meter systems
  • BS 4401-12:1979 Methods of test for meat and meat products - Determination of starch content of meat products (reference method)
  • 21/30405161 DC BS ISO 18314-5. Analytical colorimetry. Part 5. Procedure for colorimetric determination of colour differences of object colours according to equidistant colour spaces
  • BS EN ISO 6581:2010 Anodizing of aluminium and its alloys. Determination of the comparative fastness to ultraviolet light and heat of coloured anodic oxidation coatings
  • BS 1741-7.1:1989 Methods for chemical analysis of liquid milk and cream - Determination of lactose content - Reference method
  • BS 4585-8:1977 Methods of test for spices and condiments - Determination of degree of fineness of grinding - hand sieving method (reference method)
  • 22/30415125 DC BS EN 16584-1. Railway applications. Design for PRM use. General requirements - Part 1. Contrast
  • 21/30441310 DC BS EN 3475-705. Aerospace series. Cables, electrical, aircraft use. Part 705. Contrast measurement
  • BS 1741-6.1:1990 Methods for chemical analysis of liquid milk and cream - Determination of casein nitrogen content of liquid milk - Reference method
  • BS 1743-6.1:1983 Methods for analysis of dried milk and dried milk products - Assessment of the heat class of dried milk - Heat number method (reference method)
  • BS 5131-6.1:1981 Methods of test for footwear and footwear materials - Codes of practice - Code of practice for the comparative evaluation by wear trial of materials, components or constructions
  • BS 1741-5.1:1988 Methods for chemical analysis of liquid milk and cream - Determination of the nitrogen content of liquid milk - Reference method
  • 19/30354953 DC BS ISO 18314-4. Analytical colorimetry. Part 4. Metamerism index for pairs of samples at change of illuminant
  • BS 734C:1962 Measurement of the density of milk using a hydrometer - Percentage of total solids and non-fatty solids in milk corresponding to given fat content and observed density fat content range 2-6 per cent (with fat in the liquid state)
  • 20/30419802 DC BS EN ISO 11403-3. Plastics. Acquisition and presentation of comparable multipoint data. Part 3. Environmental influences on properties
  • 23/30456807 DC BS EN ISO 18314-4. Analytical colorimetry - Part 4. Metamerism index for pairs of samples for change of illuminant
  • BS 5131 Sec.6.1:1981 Methods of test for footwear and footwear materials. Codes of practice. Code of practice for the comparative evaluation by wear trial of materials, components or constructions
  • 19/30393020 DC BS EN 3475-705. Aerospace series. Cables, electrical, aircraft use. Test methods. Part 705. Contrast measurement
  • 23/30455835 DC BS EN 1991-1-1. Eurocode 1. Actions on structures - Part 1-1. General actions. Specific weight of materials, self-weight of construction works and imposed loads for buildings

ASHRAE - American Society of Heating@ Refrigerating and Air-Conditioning Engineers@ Inc., Internal Alignment and External Alignment

  • ASHRAE 4549-2002 Comparison of Operating Room Ventilation Systems in the Protection of the Surgical Site

Professional Standard - Petroleum, Internal Alignment and External Alignment

  • SY/T 6166-1995 The division and comparison method of oil and gas layers

Society of Automotive Engineers (SAE), Internal Alignment and External Alignment

  • SAE J1946-2007 Companion Flanges, Type A (External Pilot) and Type S (Internal Pilot)

German Institute for Standardization, Internal Alignment and External Alignment

  • DIN EN 14845-1:2007 Test methods for fibres in concrete - Part 1: Reference concretes English version of DIN EN 14845-1:2007-09
  • DIN 53778-3:1983 Emulsion paints; determination of contrast ratio and lightness of coatings
  • DIN EN 16584-1:2017 Railway applications - Design for PRM use - General requirements - Part 1: Contrast
  • DIN EN 16584-1:2022 Railway applications - Design for PRM use - General requirements - Part 1: Contrast; German and English version prEN 16584-1:2022
  • DIN EN 16584-1:2017-03 Railway applications - Design for PRM use - General requirements - Part 1: Contrast; German version EN 16584-1:2017 / Note: To be replaced by DIN EN 16584-1 (2022-06).
  • DIN EN 16584-1:2022-06 Railway applications - Design for PRM use - General requirements - Part 1: Contrast; German and English version prEN 16584-1:2022 / Note: Date of issue 2022-05-13*Intended as replacement for DIN EN 16584-1 (2017-03).
  • DIN EN 13523-22:2017 Coil coated metals - Test methods - Part 22: Colour difference - Visual comparison; German version EN 13523-22:2017
  • DIN EN 13523-22:2010 Coil coated metals - Test methods - Part 22: Colour difference - Visual comparison; German version EN 13523-22:2010
  • DIN EN 50407-1:2005-02 Multi-pair cables used in high bit rate digital access telecommunication networks - Part 1: Outdoor cables; German version EN 50407-1:2004
  • DIN EN ISO 11403-3:2021-09 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:2021); German version EN ISO 11403-3:2021
  • DIN EN 3475-705:2006 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705: Contrast measurement; German and English version EN 3475-705:2005
  • DIN 25413-2:2013-04 Classification of shielding concretes by proportion of elements - Part 2: Gamma shielding
  • DIN EN ISO 18314-4:2021-09 Analytical colorimetry - Part 4: Metamerism index for pairs of samples for change of illuminant (ISO 18314-4:2020); German version EN ISO 18314-4:2021 / Note: To be replaced by DIN EN ISO 18314-4 (2023-02).
  • DIN 18550-1:2014 Design, preparation and application of external rendering and internal plastering - Part 1: Supplementary provisions for DIN EN 13914-1 for external rendering
  • DIN ISO 11843-4:2006 Capability of detection - Part 4: Methodology for comparing the minimum detectable value with a given value (ISO 11843-4:2003; text in German, English)
  • DIN EN ISO 18314-4:2023-02 Analytical colorimetry - Part 4: Metamerism index for pairs of samples for change of illuminant (ISO/DIS 18314-4:2022); German and English version prEN ISO 18314-4:2023 / Note: Date of issue 2023-01-06*Intended as replacement for DIN EN ISO 18314-4 (20...
  • DIN-Fachbericht 143:2005 Modern rheological test methods - Part 1: Determination of the yield point - Fundamentals and comparative testing methods
  • DIN EN 3745-705:2009-06 Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 705: Contrast measurement; German and English version EN 3745-705:2007
  • DIN 18550-1:2018 Design, preparation and application of external rendering and internal plastering - Part 1: Supplementary provisions for DIN EN 13914-1:2016-09 for external rendering
  • DIN EN 3475-705:2022-11 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705: Contrast measurement; German and English version EN 3475-705:2022
  • DIN EN 1991-1-1:2023-04 Eurocode 1: Actions on structures - Part 1-1: General actions - Specific weight of materials, self-weight of construction works and imposed loads for buildings; German and English version prEN 1991-1-1:2023 / Note: Date of issue 2023-03-03*Intended as ...
  • DIN 58932-4:2003 Haematology - Determination of the concentration of blood corpuscles in blood - Part 4: Reference procedure for the determination of the concentration of leucocytes
  • DIN EN 3745-705:2009 Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 705: Contrast measurement; German and English version EN 3745-705:2007
  • DIN ISO 16063-21:2004 Methods for the calibration of vibration and shock transducers - Part 21: Vibration calibration by comparison to a reference transducer (ISO 16063-21:2003)
  • DIN EN ISO 11403-3:2020 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO/DIS 11403-3:2020); German and English version prEN ISO 11403-3:2020
  • DIN EN 50406-2:2005-02 End user multi-pair cables used in high bit rate telecommunication networks - Part 2: Duct and buried cables; German version EN 50406-2:2004
  • DIN EN 50406-1:2005-02 End user multi-pair cables used in high bit rate telecommunication networks - Part 1: Aerial cables; German version EN 50406-1:2004
  • DIN EN ISO 6504-3:2007 Paints and varnishes - Determination of hiding power - Part 3: Determination of contrast ratio of light-coloured paints at a fixed spreading rate (ISO 6504-3:2006); English version of DIN EN ISO 6504-3:2007-05
  • DIN EN 61262-6:1995 Medical electrical equipment - Characteristics of electro-optical X-ray image intensifiers - Part 6: Determination of the contrast ratio and veiling glare index (IEC 61262-6:1994); German version EN 61262-6:1994
  • DIN EN 805:2022 Water supply - Requirements for systems and components outside buildings; German and English version prEN 805:2022
  • DIN EN ISO 6581:2018 Anodizing of aluminium and its alloys - Determination of the comparative fastness to ultraviolet light and heat of coloured anodic oxidation coatings (ISO 6581:2018)
  • DIN EN 61094-5:2003 Measurement microphones - Part 5: Methods for pressure calibration of working standard microphones by comparison (IEC 61094-5:2001); German version EN 61094-5:2001
  • DIN EN 61094-5:2016 Electroacoustics - Measurement microphones - Part 5: Methods for pressure calibration of working standard microphones by comparison (IEC 61094-5:2016); German version EN 61094-5:2016
  • DIN 58220-7:2009 Visual acuity testing - Part 7: Mesopic contrast vision, without and with glare, for road traffic related vision testing
  • DIN 58220-7:2021-04 Visual acuity testing - Part 7: Mesopic contrast vision, without and with glare, for road traffic related vision testing; Text in German and English

Professional Standard - Public Safety Standards, Internal Alignment and External Alignment

  • GA 777.7-2008 Fingerprint data code.Part 7:Fingerprint transaction status code
  • GA/T 1690.6-2019 Forensic sciences—Examination methods for seal stamps—Part 6:Drawing lines and comparison
  • GA/T 1690.5-2019 Forensic sciences—Examination methods for seal stamps—Part 5:Splicing and comparison
  • GA/T 2000.297-2021
  • GA/T 1690.2-2019 Forensic sciences—Examination methods for seal stamps—Part 2:Overlapping and comparison
  • GA/T 2000.299-2021
  • GA/T 1691-2019 Forensic Science Seal Inspection Part 2: Coincidence Comparison Method
  • GA/T 1695-2019 Forensic Science Seal Inspection Part 6: Line-Drawing Comparison Method
  • GA/T 1694-2019 Forensic Science Seal Inspection Part 5: Splicing and Comparison Method
  • GA/T 1690.3-2019 Forensic sciences—Examination methods for seal stamps—Part 3:Characteristics marking and comparison
  • GA/T 1692-2019 Forensic Science Seal Seal Inspection Part 3: Detailed Feature Comparison Method
  • GA 783.3-2008 Fingerprint application APIs.Part 3:API to call confirmation module
  • GA/T 823.1-2018 Methods of Examination of Paint Evidence in Forensic Science Part 1: Color Comparison Test
  • GA 426.10-2008 Fingerprint data exchange format.Part 10:Latent to tenprint matching candidate description data format
  • GA 426.11-2008 Fingerprint data exchange format.Part 11:Tenprint to latent matching candidate description data format
  • GA 426.12-2008 Fingerprint data exchange format.Part 12:Tenprint to tenprint matching candidate description data format
  • GA 426.13-2008 Fingerprint data exchange format.Part 13:Latent to latent matching candidate description data format
  • GA/T 1723.5-2020 Resident Identity Network Authentication Authentication Service Part 5: Face Comparison Engine Interface Requirements

Association Francaise de Normalisation, Internal Alignment and External Alignment

  • NF S99-512:2008 Biological evaluation of medical devices - Part 12 : sample preparation and reference materials.
  • NF F31-584-1*NF EN 16584-1:2017 Railway applications - Design for PRM use - General requirements - Part 1 : contrast
  • NF EN 16584-1:2017 Applications ferroviaires - Conception destinée à l'usage par les PMR - Exigences générales - Partie 1 : contraste
  • NF L52-250-705:2006 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705 : contrast measurement.
  • NF T30-499-2:2011 Coating powders - Part 2 : determination of density by gas comparison pyknometer (referee method).
  • NF T30-499-2*NF EN ISO 8130-2:2021 Coating powders - Part 2 : determination of density by gas comparison pyknometer (referee method)
  • NF EN ISO 18314-4:2021 Analyse colorimétrique - Partie 4 : indice de metamérisme de paires d'échantillon pour changement d'illuminant
  • NF L52-400-705*NF EN 3745-705:2008 Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 705 : contrast measurement
  • NF EN ISO 11403-3:2021 Plastiques - Acquisition et présentation de données multiples comparables - Partie 3 : effets induits par l'environnement sur les propriétés
  • NF EN 3745-705:2008 Série aérospatiale - Fibres et câbles optiques à usage aéronautique - Méthodes d'essais - Partie 705 : mesure de contraste
  • NF EN 3475-705:2022 Série aérospatiale - Câbles électriques à usage aéronautique - Méthodes d'essais - Partie 705 : mesure de contraste
  • NF R15-602-1:1991 Road vehicles. Cooling fluids. Test methods. Part 1 : measurement of density using an areameter.
  • NF L52-250-705*NF EN 3475-705:2022 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705 : contrast measurement
  • NF C31-888-12:2003 Supraconductivity - Part 12 : matrix to superconductor volume ratio measurement - Copper to non-copper volume ratio of Nb3Sn composite superconducting wires.
  • NF C31-888-12*NF EN 61788-12:2014 Superconductivity - Part 12 : matrix to superconductor volume ratio measurement - Copper to non-copper volume ratio of Nb3Sn composite superconducting wires
  • NF T50-064-3*NF EN ISO 11403-3:2021 Plastics - Acquisition and presentation of comparable multipoint data - Part 3 : environmental influences on properties
  • NF T50-064-3:2014 Plastics - Acquisition and presentation of comparable multipoint data - Part 3 : environmental influences on properties
  • NF T30-092-3:2007 Paints and varnishes - Determination of hiding power - Part 3 : determination of contrast ratio of light-coloured paints at a fixed spreading rate.
  • NF C97-335:2003 Measurement microphones - Part 5 : methods for pressure calibration of working standard microphones by comparison.
  • XP V03-162-2*XP CEN/TS 16233-2:2011 Foodstuffs - HPLC method for the determination of xanthophylls in fish flesh - Part 2 : identification of the enantiomer ratio of astaxanthin
  • NF X06-073-1:1990 Application de la statistique - Tests non paramétriques - Interprétation des statistiques d'ordre - Partie 1 : test (ou essai) de comparaison par paires.
  • NF EN 61262-6:1994 Appareils électromédicaux - Caractéristiques des intensificateurs électro-optiques d'image radiologique partie 6 : détermination du rapport de contraste et du voile lumineux
  • NF C74-226*NF EN 61262-6:1994 Medical electrical equipment. Characteristics of electro-optical X-ray image intensifiers. Part 6 : determination of the contrast ratio and veiling glare index.
  • NF C79-632-1*NF EN 60519-21:2009 Safety in electroheat installations - Part 21 : particular requirements for resistance heating equipment - Heating and melting glass equipment
  • NF P06-111-1*NF EN 1991-1-1:2003 Eurocode 1 - Actions on structures - Part 1-1 : general actions - Densities, self weight, imposed loads for buildings

CEN - European Committee for Standardization, Internal Alignment and External Alignment

  • EN 16584-1:2017 Railway applications - Design for PRM use - General requirements - Part 1: Contrast
  • EN ISO 787-25:2019 General methods of test for pigments and extenders - Part 25: Comparison of the colour@ in full-shade systems@ of white@ black and coloured pigments - Colorimetric method
  • EN ISO 787-17:2017 General methods of test for pigments and extenders - Part 17: Comparison of lightening power of white pigments
  • EN ISO 787-17:2019 General methods of test for pigments and extenders - Part 17: Comparison of lightening power of white pigments
  • EN ISO 11403-3:2001 Plastics - Acquisition and Presentation of Comparable Multipoint Data - Part 3: Environmental Influences of Properties

AENOR, Internal Alignment and External Alignment

  • UNE-EN 16584-1:2017 Railway applications - Design for PRM Use - General requirements - Part 1: Contrast
  • UNE-EN ISO 11403-3:2014 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:2014)
  • UNE-CEN/TS 16233-2:2012 EX Foodstuffs - HPLC method for the determination of xanthophylls in fish flesh - Part 2: Identification of the enantiomer ratio of astaxanthin
  • UNE-EN ISO 6581:2011 Anodizing of aluminium and its alloys - Determination of the comparative fastness to ultraviolet light and heat of coloured anodic oxidation coatings (ISO 6581:2010)
  • UNE-EN 61094-5:2002 Measurement microphones -- Part 5: Methods for pressure calibration of working standard microphones by comparison.

ES-UNE, Internal Alignment and External Alignment

  • UNE-EN 50407-1:2004 Multi-pair cables used in high bit rate digital access telecommunication networks -- Part 1: Outdoor cables (Endorsed by AENOR in September of 2004.)
  • UNE-EN ISO 11403-3:2022 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:2021)
  • UNE-EN ISO 18314-4:2022 Analytical colorimetry - Part 4: Metamerism index for pairs of samples for change of illuminant (ISO 18314-4:2020)
  • UNE-EN 3475-705:2022 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705: Contrast measurement (Endorsed by Asociación Española de Normalización in March of 2022.)
  • UNE-EN 50406-2:2004 End user multi-pair cables used in high bit rate telecommunication networks -- Part 2: Duct and buried cables (Endorsed by AENOR in September of 2004.)
  • UNE-EN 50406-1:2004 End user multi-pair cables used in high bit rate telecommunication networks -- Part 1: Aerial cables (Endorsed by AENOR in September of 2004.)

International Electrotechnical Commission (IEC), Internal Alignment and External Alignment

  • IEC 61094-5:2001 Measurement microphones - Part 5: Methods for pressure calibration of working standard microphones by comparison
  • IEC PAS 62255-1:2001 Multi-pair cables used in high bit rate digital access telecommunication networks - Part 1: Outdoor cables
  • IEC 61788-5:2013 Superconductivity.Part 5: Matrix to superconductor volume ratio measurement.Copper to superconductor volume ratio of Cu/Nb-Ti composite superconducting wires
  • IEC 62906-5-2:2016 Laser display devices - Part 5-2: Optical measuring methods of speckle contrast
  • IEC 62977-3-9:2023 Electronic displays - Part 3-9: Evaluation of optical performance - Display sparkle contrast

European Committee for Standardization (CEN), Internal Alignment and External Alignment

  • EN 13523-22:2017 Coil coated metals - Test methods - Part 22: Colour difference - Visual comparison
  • EN 13523-22:2010 Coil coated metals - Test methods - Part 22: Colour difference - Visual comparison
  • EN 13523-3:2001 Coil Coated Metals - Test Methods - Part 3: Colour Difference - Instrumental Comparison
  • EN 13523-3:2021 Coil coated metals - Test methods - Part 3: Colour difference and metamerism - Instrumental comparison
  • prEN 3475-705-2021 Aerospace series - Cables, electrical, aircraft use - Part 705: Contrast measurement
  • EN ISO 11403-3:2021 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:2021)
  • EN ISO 18314-4:2021 Analytical colorimetry - Part 4: Metamerism index for pairs of samples for change of illuminant (ISO 18314-4:2020)
  • EN 3475-705:2005 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705: Contrast measurement
  • EN 3475-705:2002 Aerospace Series - Cables, Electrical, Aircraft Use - Test Methods - Part 705: Contrast Measurement
  • EN ISO 787-25:2006 General methods of test for pigments and extenders - Part 25: Comparison of the colour, in full-shade systems, of white, black and coloured pigments - Colorimetric method
  • prEN 1991-1-1 Eurocode 1 - Actions on structures - Part 1-1: Specific weight of materials, self-weight of construction works and imposed loads on buildings
  • EN ISO 11403-3:2014 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties
  • EN ISO 6504-3:2019 Paints and varnishes - Determination of hiding power - Part 3: Determination of hiding power of paints for masonry, concrete and interior use (ISO 6504-3:2019)
  • EN ISO 6504-3:2007 Paints and varnishes - Determination of hiding power - Part 3: Determination of contrast ratio of light-coloured paints at a fixed spreading rate (ISO 6504-3:2006)
  • EN ISO 148-3:2016 Metallic materials - Charpy pendulum impact test - Part 3: Preparation and characterization of Charpy V-notch test pieces for indirect verification of pendulum impact machines
  • PD CEN/TS 15912:2012 Durability of reaction to fire performance - Classes of fire-retardant treated wood-based product in interior and exterior end use applications

American Society for Testing and Materials (ASTM), Internal Alignment and External Alignment

  • ASTM D7172-14 Standard Test Method for Determining the Relative Density 40;Specific Gravity41; and Absorption of Fine Aggregates Using Infrared
  • ASTM D7172-06e1 Standard Test Method for Determining The Relative Density (Specific Gravity) And Absorption Of Fine Aggregates Using Infrared
  • ASTM D7201-06 Standard Practice for Sampling and Counting Airborne Fibers, Including Asbestos Fibers, in the Workplace, by Phase Contrast Microscopy (with and Option of Transmission Electron Microscopy)
  • ASTM D7200-12 Standard Practice for Sampling and Counting Airborne Fibers, Including Asbestos Fibers, in Mines and Quarries, by Phase Contrast Microscopy and Transmission Electron Microscopy

Korean Agency for Technology and Standards (KATS), Internal Alignment and External Alignment

  • KS A ISO/IEC GUIDE 43-2-2002(2012) Proficiency testing by interlaboratory comparisons-Part 2:Selection and use of proficiency testing schemes by laboratory accreditation bodies
  • KS C IEC 61595-3:2007 Mutichannel digital audio tape recorder(DATR), reel-to-reel system, for professional use-Part 3:24-bit operation for 16-bit media
  • KS C IEC 62255-2-1-2014(2019) Multicore and symmetrical pair/quad cables for broadband digital communications(high bit rate digital access telecommunication networks) — Outside plant cables — Part 2-1: Unfilled cables — Blank deta
  • KS M ISO 11403-3:2007 Plastics-Acquisition and presentation of comparable multipoint data-Part 3:Environmental influences on properties
  • KS M ISO 11403-3:2017 Plastics-Acquisition and presentation of comparable multipoint data-Part 3:Environmental influences on properties
  • KS C IEC 61788-5:2002 Superconductivity-Part 5:Matrix to superconductor volume ratio measurement-Copper to superconductor volume ratio of Cu/Nb-Ti composite superconductors
  • KS Q ISO 11843-4:2009 Capability of detection-Part 4:Methodology for comparing the minimum detectable value with a given value
  • KS C IEC 62255-2-1:2014 Multicore and symmetrical pair/quad cables for broadband digital communications(high bit rate digital access telecommunication networks) — Outside plant cables — Part 2-1: Unfilled cables — Blank detail specification
  • KS C IEC 62255-4-1:2014 Multicore and symmetrical pair/quad cables for broadband digital communications (high bit rate digital access telecommunication networks) — Outside plant cables — Part 4-1: Aerial drop cables — Blank detail specification
  • KS M ISO 7507-2:2003 Petroleum and liquid petroleum products-Calibration of vertical cylindrical tanks-Part 2:Optical-reference-line method
  • KS C IEC 62255-5-1:2014 Multicore and symmetrical pair/quad cables for broadband digital communications(high bit rate digital access telecommunication networks) — Outside plant cables — Part 5-1: Filled drop cables — Blank detail specification
  • KS A ISO 20462-2:2007 Photography-Psychophysical experimental methods for estimating image quality-Part 2:Triplet comparison method
  • KS M ISO 6504-3-2012(2017) Paints and varnishes-Determination of hiding power- Part 3:Determination of contrast ratio of light-coloured paints at a fixed spreading rate
  • KS A ISO/IEC GUIDE 43-1-2002(2012) Proficiency testing by interlaboratory comparisons-Part 1:Development and operation of proficiency testing schemes by laboratory accreditation bodies
  • KS C IEC 61262-6:2003 Medical electrical equipment-Characteristics of electro-optical X-ray image intensifiers-Part 6:Determination of the contrast ratio and veiling glare index

国家市场监督管理总局、中国国家标准化管理委员会, Internal Alignment and External Alignment

  • GB/T 31370.5-2018 Test method of flat panel display (FPD) color filters—Part 5: Contrast ratio
  • GB/T 23981.1-2019 Paints and varnishes—Determination of hiding power—Part 1: Determination of contrast ratio of white and light coloured paints
  • GB/T 37188.3-2019 Plastics—Acquisition and presentation of comparable multipoint data—Part 3:Environmental influences on properties

AT-ON, Internal Alignment and External Alignment

  • OENORM EN 3475-705-2021 Aerospace series - Cables, electrical, aircraft use - Part 705: Contrast measurement
  • OENORM EN ISO 11403-3:2021 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:2021)

TH-TISI, Internal Alignment and External Alignment

  • TIS 1182.3-1994 Standard test methods for petroleum and petroleum products.part 3: determination of density, relative density or api gravity.hydrometer method
  • TIS 5043.2-1997 Proficiency testing by interlaboratory comparisons.part 2: selection and use of proficiency testing schemes by laboratory accreditation bodies
  • TIS 5043.1-1997 Proficiency testing by interlaboratory comparisons.part 1: development and operation of proficiency testing schemes
  • TIS 1182 Pt.3-1994 STANDARD TEST METHODS FOR PETROLEUM AND PETROLEUM PRODUCTS.PART 3 DETERMINATION OF DENSITY,RELATIVE DENSITY OR API GRAVITY-HYDROMETER METHOD

IEC - International Electrotechnical Commission, Internal Alignment and External Alignment

  • PAS 62255-1-2001 Pre-Standard; Multi-Pair Cables Used in High Bit Rate Digital Access Telecommunication Networks - Part 1: Outdoor Cables (Edition 1.0)

IT-UNI, Internal Alignment and External Alignment

  • UNI EN ISO 11403-3:2021 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties

KR-KS, Internal Alignment and External Alignment

  • KS M ISO 11403-3-2017 Plastics-Acquisition and presentation of comparable multipoint data-Part 3:Environmental influences on properties
  • KS M ISO 11403-3-2017(2022) Plastics-Acquisition and presentation of comparable multipoint data-Part 3:Environmental influences on properties

European Association of Aerospace Industries, Internal Alignment and External Alignment

  • AECMA PREN 3475-705-1996 Aerospace Series Cables, Electrical, Aircraft Use Test Methods Part 705: Contrast Measurement
  • AECMA PREN 3475-705-1999 Aerospace Series Cables, Electrical, Aircraft Use Test Methods Part 705: Contrast Measurement Edition P 1
  • AECMA PREN 3475-705-2004 Aerospace Series Cables, Electrical, Aircraft Use Test Methods Part 705: Contrast Measurement Edition P 2
  • AECMA PREN 3745-705-2006 Aerospace series Fibres and cables, optical, aircraft use Test methods Part 705: Contrast measurement Edition P 1

Shaanxi Provincial Standard of the People's Republic of China, Internal Alignment and External Alignment

  • DB61/T 1181-2018 Technical specifications for the division and correlation of Paleozoic strata in the southeastern Ordos Basin

Japanese Industrial Standards Committee (JISC), Internal Alignment and External Alignment

  • JIS H 7308:2006 Superconductivity -- Part 12: Matrix to superconductor volume ratio measurement -- Copper to non-copper volume ratio of Nb3Sn composite superconducting wires
  • JIS K 7141-3:2002 Plastics -- Acquisition and presentation of comparable multipoint data -- Part 3: Environmental influences on properties
  • JIS R 9301-2-1:1999 Alumina powder -- Part 2: Determination of physical properties -- 1: Absolute density by pyknometer method
  • JIS Z 8462-4:2006 Capability of detection -- Part 4: Methodology for comparing the minimum detectable value with a given value
  • JIS Q 0043-1:1998 Proficiency testing by interlaboratory comparisons -- Part 1: Development and operation of proficiency testing schemes

Lithuanian Standards Office , Internal Alignment and External Alignment

  • LST EN 3745-705-2008 Aerospace series - Fibres and cables, optical, aircraft use - Test methods - Part 705: Contrast measurement
  • LST EN 3475-705-2006 Aerospace series - Cables, electrical, aircraft use - Test methods - Part 705: Contrast measurement
  • LST EN ISO 11403-3:2002 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:1999)
  • LST EN ISO 11403-3:2021 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:2021)
  • LST EN ISO 6581:2010 Anodizing of aluminium and its alloys - Determination of the comparative fastness to ultraviolet light and heat of coloured anodic oxidation coatings (ISO 6581:2010)

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Internal Alignment and External Alignment

  • GB/T 15483.2-1999 Proficiency testing by interlaboratory comparisons--Part 2: Selection and use of proficiency testing schemes by laboratory accreditation bodies
  • GB/T 15483.1-1999 Proficiency testing by interlaboratory comparisons--Part 1: Development and operation of proficiency testing schemes
  • GB/T 31540.3-2015 Fire safety engineering guide.Part 3:Structural response and fire spread beyond the enclosure of origin
  • GB/T 29268.7-2023 Information Technology Biometric Performance Testing and Reporting Part 7: On-Card Biometric Comparison Algorithm Testing

National Aeronautics and Space Administration (NASA), Internal Alignment and External Alignment

  • NASA-TN-D-7205-1973 Effect of wing aspect ratio and flap span on aerodynamic characteristics of an externally blown jet-flap STOL model

Canadian Standards Association (CSA), Internal Alignment and External Alignment

PL-PKN, Internal Alignment and External Alignment

  • PN B01070-1987 External sewarage Objects and elements of equipment Terminologv
  • PN B01060-1987 External water-pipe network Objects and elements of e?uipment Terminology

未注明发布机构, Internal Alignment and External Alignment

  • BS EN 3745-705:2007(2008) Aerospace series — Fibres and cables, optical, aircraft use — Test methods — Part 705 : Contrast measurement
  • BS 2846-6:1976(1999) Guide to Statistical interpretation of data — Part 6 : Comparison of two means in the case of paired observations

European Committee for Electrotechnical Standardization(CENELEC), Internal Alignment and External Alignment

  • EN 61595-3:1999 Multichannel Digital Audio Tape Recorder (DATR), Reel-To-Reel System, for Professional Use Part 3: 24-Bit Operation for 16-Bit Media

CZ-CSN, Internal Alignment and External Alignment

  • CSN 40 4012-1971 Measurement of ionizing radiation and particle emission of radionuclides. Relative activity measurement with internal proporlional counters.

ETSI - European Telecommunications Standards Institute, Internal Alignment and External Alignment

  • TS 101 524-1-2000 Transmission and Multiplexing (TM); Access Transmission System on Metallic Access Cables; Symmetrical Single Pair High Bitrate Digital Subscriber Line (SDSL); Part 1: Functional Requirements
  • TS 101 524-2-2000 Transmission and Multiplexing (TM); Access Transmission System on Metallic Access Cables; Symmetrical Single Pair High Bit Rate Digital Subscriber Line (SDSL); Part 2: Transceiver Requirements (V1.1.1)

CH-SNV, Internal Alignment and External Alignment

  • SN EN ISO 11403-3:2021 Plastics - Acquisition and presentation of comparable multipoint data - Part 3: Environmental influences on properties (ISO 11403-3:2021)

ASD-STAN - Aerospace and Defence Industries Association of Europe - Standardization, Internal Alignment and External Alignment

  • PREN 3475-705-1996 Aerospace Series Cables@ Electrical@ Aircraft Use Test Methods Part 705: Contrast Measurement
  • PREN 3745-705-2006 Aerospace series Fibres and cables@ optical@ aircraft use Test methods Part 705: Contrast measurement (Edition P 1)
  • PREN 3475-705-1999 Aerospace Series Cables@ Electrical@ Aircraft Use Test Methods Part 705: Contrast Measurement (Edition P 1)
  • PREN 3475-705-2004 Aerospace Series Cables@ Electrical@ Aircraft Use Test Methods Part 705: Contrast Measurement (Edition P 2)

Hebei Provincial Standard of the People's Republic of China, Internal Alignment and External Alignment

  • DB13/T 1283.4-2010 Medical Imaging Diagnosis and Treatment Technical Standards Part 4: Guidelines for the Application of Contrast Agents in Medical Imaging

Aerospace, Security and Defence Industries Association of Europe (ASD), Internal Alignment and External Alignment

  • ASD-STAN PREN 3745-705-2006 Aerospace series Fibres and cables, optical, aircraft use Test methods Part 705: Contrast measurement (Edition P 1)

International Telecommunication Union (ITU), Internal Alignment and External Alignment

  • ITU-R BT.565-1978 Protection Ratios for 625-Line Television Against Radionavigation Transmitters Operating in the Shared Bands between 582 and 606 MHz - Section 11E - Planning of Television Networks Protection Ratios Television Receivers and Antennas

US-CFR-file, Internal Alignment and External Alignment

  • CFR 15-30.52-2013 Commerce and foreign trade. Part30:Foreign trade regulations. Section30.52:Foreign trade zones.
  • CFR 15-30.52-2014 Commerce and foreign trade. Part30:Foreign trade regulations. Section30.52:Foreign trade zones.
  • CFR 50-648.107-2014 Wildlife and Fisheries. Part648:Fisheries of the northeastern united states. Section648.107:Conservation equivalent measures for the summer flounder fishery.

US-FCR, Internal Alignment and External Alignment

CU-NC, Internal Alignment and External Alignment

  • NC 48-47-1988 Hydraulics. Internal Systems Exploitation Hydrometry Terms and Definitions

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, Internal Alignment and External Alignment

  • GJB 380.8A-2004 Contamination test method of operating fluid for aviation Part 8:Determination of solid particle contamination level by compare method using a microscope

European Telecommunications Standards Institute (ETSI), Internal Alignment and External Alignment

  • ETSI TS 101 524-1-2000 Transmission and Multiplexing (TM); Access Transmission System on Metallic Access Cables; Symmetrical Single Pair High Bitrate Digital Subscriber Line (SDSL); Part 1: Functional Requirements

ITU-T - International Telecommunication Union/ITU Telcommunication Sector, Internal Alignment and External Alignment

  • SERIES K SUPP 14-2018 The impact of RF-EMF exposure limits stricter than the ICNIRP or IEEE guidelines on 4G and 5G mobile network deployment (Study Group 5)

National Association of Pipe Fabricators (NAPF), Internal Alignment and External Alignment

  • PFI ES-21-1998 Internal Machining and Fit-Up of GTAW Root Pass Circumferential Butt Welds R(2001)




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