25.220.20 标准查询与下载



共找到 1112 条与 相关的标准,共 75

Thermal spraying - Safety requirements for thermal spraying equipment - Part 2: Gas control units

ICS
25.220.20
CCS
发布
2021-09-30
实施
2021-09-30

Anodizing of aluminium and its alloys - Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20°, 45°, 60° or 85°

ICS
25.220.20
CCS
发布
2021-09-30
实施
2021-09-30

Anodizing of aluminium and its alloys. Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20°, 45°, 60° or 85°

ICS
25.220.20
CCS
A29
发布
2021-09-28
实施
2021-09-28

Thermal spraying. Safety requirements for thermal spraying equipment. Gas control units

ICS
25.220.20
CCS
发布
2021-09-23
实施
2021-09-23

This document specifies quality requirements for manufacturers of thermal sprayed coatings to ensure quality assurance for activities in the field of production. NOTE It is independent of the availability of a quality management system, e.g. ISO 9001, ISO 14001 and This document defines the quality requirements that are of importance for the manufacturing route. This document is applicable to thermal spraying including all the pre- and post-treatments of the whole coating process for new parts, for repairs and maintenance (e.g. after service) at the workshop or on site.

Thermal spraying — Quality requirements for manufacturers of thermal sprayed coatings

ICS
25.220.20
CCS
发布
2021-09-22
实施

Anodizing of aluminium and its alloys – Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20°, 45°, 60° or 85° (ISO 7668:2021)

ICS
25.220.20
CCS
发布
2021-09-13
实施
2021-09-13

Anodizing of aluminium and its alloys – Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20°, 45°, 60° or 85°

ICS
25.220.20
CCS
发布
2021-09-13
实施
2021-09-13

Thermal spraying - Safety requirements for thermal spraying equipment - Part 2: Gas control units

ICS
25.220.20
CCS
发布
2021-09-09
实施
2021-09-09

Metallic and oxide coatings - Measurement of coating thickness - Microscopical method (ISO 1463:2021)

ICS
25.220.20
CCS
发布
2021-09-01
实施
2021-09-01

1.1 These test methods cover procedures to perform porosity ratings on metallographic specimens of thermal sprayed coatings (TSCs) prepared in accordance with Guide E1920 by direct comparison to standard images and via the use of automatic image analysis equipment. 1.2 These test methods deal only with recommended measuring methods and nothing in them should be construed as defining or establishing limits of acceptability for any measured value of porosity. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard Test Methods for Determining Area Percentage Porosity in Thermal Sprayed Coatings

ICS
25.220.20
CCS
发布
2021-09-01
实施

1.1 This guide covers recommendations for sectioning, cleaning, mounting, grinding, and polishing to reveal the microstructural features of thermal sprayed coatings (TSCs) and the substrates to which they are applied when examined microscopically. Because of the diversity of available equipment, the wide variety of coating and substrate combinations, and the sensitivity of these specimens to preparation technique, the existence of a series of recommended methods for metallographic preparation of thermal sprayed coating specimens is helpful. Adherence to this guide will provide practitioners with consistent and reproducible results. Additional information concerning standard practices for metallographic preparation can be found in Guide E3. 1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.3 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard Guide for Metallographic Preparation of Thermal Sprayed Coatings

ICS
25.220.20
CCS
发布
2021-09-01
实施

Metallic and other inorganic coatings - Chromate conversion coatings on zinc, cadmium, aluminium-zinc alloys and zinc-aluminium alloys - Test methods (ISO 3613:2021)

ICS
25.220.20
CCS
发布
2021-09-01
实施
2021-09-01

1.1 This specification covers the technical requirements for design and construction of electroformed sieves and sieve material. These sieves are used to perform particle-size analysis and in preparing narrowly designated particle -size fractions. They may also be used as reference standards when suitably certified. The method of certifying these sieves is included in Annex A1. 1.2 The values stated in SI units shall be considered standard for the dimensions of the electroformed mesh openings and the size of the line width in the electroformed mesh. The values stated in inch-pound units shall be considered standard with regard to the sieve frames and to lines per unit length, as in Table 1. The values given in parentheses are mathematical conversions that are provided for informational purposes only, and are not considered standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard Specification for Electroformed Material and Test Sieves

ICS
25.220.20
CCS
发布
2021-09-01
实施

This European Standard specifies safety requirements of machines and equipment for thermal spraying, in this case of gas control units. This European Standard should be used in conjunction with the Part 1 which deals with general aspects when designing, manufacturing, and/or putt

Thermal spraying - Safety requirements for thermal spraying equipment - Part 2: Gas control units; German version EN 15339-2:2021

ICS
25.220.20
CCS
发布
2021-09-00
实施

Anodizing of aluminium and its alloys - Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20°, 45°, 60° or 85° (ISO 7668:2021)

ICS
25.220.20
CCS
发布
2021-09-00
实施

Metallic and other inorganic coatings - Chromate conversion coatings on zinc, cadmium, aluminium-zinc alloys and zinc-aluminium alloys - Test methods (ISO 3613:2021)

ICS
25.220.20
CCS
发布
2021-08-16
实施
2021-08-16

1.1 This test method covers a procedure for conducting cyclic galvanostaircase polarization (GSCP) to determine relative susceptibility to localized corrosion (pitting and crevice corrosion) for aluminum alloy 3003-H14 (UNS A93003) (1).2 It may serve as guide for examination of other alloys (2-5). This test method also describes a procedure that can be used as a check for one’s experimental technique and instrumentation. 1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Standard Test Method for Conducting Cyclic Galvanostaircase Polarization

ICS
25.220.20
CCS
发布
2021-08-01
实施

This standard describes a method for the measurement of the local thickness of metallic coatings, oxide layers, and porcelain or vitreous enamel coatings, by the microscipical examinatio of cross-sections using an optical microscope.

Metallic and oxide coatings - Measurement of coating thickness - Microscopical method (ISO 1463:2021); German version EN ISO 1463:2021

ICS
25.220.20
CCS
发布
2021-08-00
实施

This document specifies methods for the measurement of specular reflectance and specular gloss of flat samples of anodized aluminium using geometries of 20° (Method A), 45° (Method B), 60° (Method C) and 85° (Method D) and of specular reflectance by an additional 45° method (Method E) employing a narrow acceptance angle. The methods described are intended mainly for use with clear anodized surfaces. They can be used with colour-anodized aluminium, but only with similar colours.

Anodizing of aluminium and its alloys - Measurement of specular reflectance and specular gloss of anodic oxidation coatings at angles of 20°, 45°, 60° or 85°

ICS
25.220.20
CCS
A29
发布
2021-08-00
实施

This International Standard specifies methods for the determination of - the presence of colourless chromate conversion coatings, - the presence of hexavalent chromium in colourless and coloured coatings on zinc or cadmium or aluminium-zinc (mass fraction of aluminium: 55 %, with

Metallic and other inorganic coatings - Chromate conversion coatings on zinc, cadmium, aluminium-zinc alloys and zinc-aluminium alloys - Test methods (ISO 3613:2021); German version EN ISO 3613:2021

ICS
25.220.20
CCS
发布
2021-08-00
实施



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