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petrochemical din

petrochemical din, Total:500 items.

In the international standard classification, petrochemical din involves: Fluid storage devices, Analytical chemistry, Glass, Non-metalliferous minerals, Cutting tools, Coals, Electronic display devices, Fuels, Organic chemicals, Products of the chemical industry, Petroleum products in general, Construction materials, Materials for the reinforcement of composites, Waxes, bituminous materials and other petroleum products, Crude petroleum, Inorganic chemicals, Ceramics, Equipment for the metallurgical industry, Plastics, Measurement of volume, mass, density, viscosity, Equipment for petroleum and natural gas industries, Equipment for the chemical industry, Commercial vehicles, Pipeline components and pipelines, Occupational safety. Industrial hygiene, Protection against dangerous goods, Fluid power systems, Valves, Petroleum, petroleum products and natural gas handling equipment, Pumps, Conducting materials, Metalliferous minerals, Raw materials for rubber and plastics, Production of metals, Protection against excessive pressure, Non-ferrous metals, Railway rolling stock, Applications of information technology, Company organization and management, Environmental protection, Extraction and processing of petroleum and natural gas, Burners. Boilers, Finances. Banking. Monetary systems. Insurance.

未注明发布机构, petrochemical din

DIN EN 13236:2001 Safety requirements for DIN grinding tools with diamond or boron nitride
BS EN ISO 4256:1998(2002)*BS 2000-410:1998 Liquefied petroleum gases — Determination of gauge vapour pressure — LPG method
BS EN ISO 13709:2003 Centrifugal pumps for petroleum, petrochemical and natural gas industries
BS EN 12806:2022 LPG equipment and accessories — Automotive liquefied petroleum gas components — Other than containers
BS 5351:1986(1999) Specification for Steel ball valves for the petroleum, petrochemical and allied industries

Professional Standard - Chemical Industry, petrochemical din

HG/T 2504-1993 chemical limestone
HG/T 3643-1999 Chlorinated paraffins-70
HG 2091-1991 Chlorinated paraffin-42
HG 2092-1991 Chlorinated paraffin-52
HG/T 2091-1991 Chlorinated paraffin-42
HG/T 2092-1991 Chlorinated paraffin-52
HG/T 3588-1999 Barit for chemical industry
HG/T 4098-2009 Synergistic LPG
HG/T 3477-1999 Chemical reagent.Potassium tartrate semihydrate
HG/T 3478-1999 Chemical reagent.Sodium tartrate dihydrate
HG/T 2957.6-1984(1997) Alunite ores-Determination of combined water content-Gravimetric method

German Institute for Standardization, petrochemical din

DIN EN 13799 Berichtigung 1:2008 Contents gauges for LPG tanks; German version EN 13799:2002; Corrigendum to DIN EN 13799:2003-03; German version EN 13799:2002/AC:2007
DIN EN 12807:2009 LPG equipment and accessories - Transportable refillable brazed steel cylinders for liquefied petroleum gas (LPG) - Design and construction; English version of DIN EN 12807:2009-09
DIN EN ISO 4256:1999 Liquefied petroleum gases - Determination of gauge vapour pressure - LPG method (ISO 4256:1996); German version EN ISO 4256:1998
DIN EN 1017 Berichtigung 1:2009 Chemicals used for treatment of water intended for human consumption - Half-burnt dolomite; German version EN 1017:2008, Corrigendum to DIN EN 1017:2008-04; German version EN 1017:2008/AC:2009
DIN 18500-100:2022-10 Cast stone - Part 100: Evaluation of conformity for cast stone according to DIN 18500-1
DIN EN ISO 25457:2022-12 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service (ISO/DIS 25457:2022); English version prEN ISO 25457:2022 / Note: Date of issue 2022-11-04*Intended as replacement for DIN EN ISO 25457 (...
DIN EN 13109:2011-04 LPG equipment and accessories - LPG tanks and drums - Disposal; German version EN 13109:2010
DIN EN ISO 13709:2010 Centrifugal pumps for petroleum, petrochemical and natural gas industries (ISO 13709:2009); English version EN ISO 13709:2009, only on CD-Rom
DIN EN ISO 13709:2010-05 Centrifugal pumps for petroleum, petrochemical and natural gas industries (ISO 13709:2009); English version EN ISO 13709:2009, only on CD-Rom
DIN EN ISO 23251 Berichtigung 1:2008 Petroleum, petrochemical and natural gas industries - Pressure-relieving and depressuring systems (ISO 23251:2006); English version EN ISO 23251:2007, Corrigendum to DIN EN ISO 23251:2007-12; English version EN ISO 23251:2007/AC:2008
DIN EN 12252:2022-08 LPG equipment and accessories - Equipping of LPG road tankers; German version EN 12252:2022
DIN EN 13952:2017-09 LPG equipment and accessories - Filling operations for LPG cylinders; German version EN 13952:2017
DIN EN ISO 25457:2009-06 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service (ISO 25457:2008); English version EN ISO 25457:2008 / Note: To be replaced by DIN EN ISO 25457 (2022-12).
DIN EN 12252:2006 LPG equipment and accessories - Equipping of LPG road tankers; English version of DIN EN 12252:2006-04
DIN EN 14129:2021 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels; German and English version prEN 14129:2021
DIN EN 14129:2021-03 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels; German and English version prEN 14129:2021 / Note: Date of issue 2021-02-19*Intended as replacement for DIN EN 14129 (2014-05).
DIN EN 14129:2014-05 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels; German version EN 14129:2014 / Note: To be replaced by DIN EN 14129 (2021-03).
DIN EN 12979:2022-08 LPG equipment and accessories - Automotive LPG-systems - Installation requirements; German version EN 12979:2022
DIN EN 12806:2022-12 LPG equipment and accessories - Automotive liquefied petroleum gas components - Other than containers; German version EN 12806:2022
DIN EN 12806:2022 LPG equipment and accessories - Automotive liquefied petroleum gas components - Other than containers
DIN EN ISO 13706:2012 Petroleum, petrochemical and natural gas industries - Air-cooled heat exchangers (ISO 13706:2011); English version EN ISO 13706:2011, only on CD-ROM
DIN EN ISO 17292:2004 Metal ball valves for petroleum, petrochemical and allied industries (ISO 17292:2004); German version EN ISO 17292:2004
DIN EN ISO 16812:2019-05 Petroleum, petrochemical and natural gas industries - Shell-and-tube heat exchangers (ISO 16812:2019); English version EN ISO 16812:2019
DIN EN ISO 17292:2016-05 Metal ball valves for petroleum, petrochemical and allied industries (ISO 17292:2015); German version EN ISO 17292:2015
DIN EN 14841:2022 LPG equipment and accessories - Filling and discharge procedures for LPG rail tankers; German and English version prEN 14841:2022

SE-SIS, petrochemical din

SIS SS 15 51 08-1982 Petroleum products Liquefied petroleum gases (LPG) - Sampling
SIS SS 24 82 61-1990 Rubber hose for liquefied petroleum gas
SIS 24 82 61-1974 Rubber hose for liquefied petroleum gas
SIS SS 15 54 20-1982 Petroleum products Liquefied petroleum gas (LPG) for motor vehicles
SIS SS-ISO 4257:1990 Liquefied petroleum gases — Method of sampling

Taiwan Provincial Standard of the People's Republic of China, petrochemical din

CNS 11393-1985 Methods of Chemical Analysis for Limestone
CNS 12951-2003 Liquefied petroleum gases (LPG)
CNS 10103-1983 Chemical Resgent (Paraffin)
CNS 5080-1979 Method of Chemical Analysis for Gypsum and Gypsum Products
CNS 287-1994 Method of Test for Chemical Analysis of Limes
CNS 1752-1968 Iceland Spar
CNS 12407-1988 Pump for Liquefield Petroleum Gas Use
CNS 1849-1969 Petroleum Ether; Petroleum Benzin : Ligroin
CNS 9286-1988 Chemical Reagent(Marble)
CNS 1937-1970 Soda Lime
CNS 12952-1992 Method for Sampling Liquefied Petroleum (LP) Gases
CNS 2012-1996 L(+)-Tartaric Acid (Reagent)
CNS 10104-1983 Chemical Reagent (Liquid Paraffin)
CNS 3167-1971 Slaked Lime for Water Purification
CNS 1783-1966 Litmus Paper
CNS 1906-1975 Potassium Tartrate
CNS 1576-1962 Asbestos (Acid Washed)
CNS 1324-1993 Valves for Liquefied Petroleum Gas Cylinders
CNS 12856-1991 Piping for Liquefied Petroleum Gas
CNS 1564-1962 Ammonium Tartrate
CNS 9294-1982 Chemical Reagent(Petroleum Benzine)
CNS 281-1953 Method of Chemical Test for Lime Water

CZ-CSN, petrochemical din

CSN 70 0609-1990 Glass testing methods. Chemical analysis of magnesia-lime-boric -oxide-alumina-silica glass
CSN 72 1216-1975 Chemical analysis of limestone
CSN 65 7102-1960 Chlorinated parafin 40
CSN 72 1556-1967 Chemical analysis of graphite
CSN 68 4818-1959
CSN 72 2203-1985 Chemical analysie of limes
CSN 72 1556-1969 Chemical analysis of graphite
CSN 70 0605-1988 Glass testing methods. Chemical analysis of non colored soda-magnesium-lime-silica glass
CSN 70 0607-1988 Glass testing methods. Chemical analysis of brown soda-magnesium-lime-silica glass
CSN 72 2209-1984 Granulation of air--hardening limes
CSN 44 1570 Cast.14-1971 Chemical analysis of iron ores. Determination of barium oxide
CSN 70 0606-1988 Glass testing methods. Chemical analysis of green soda-magnesium-lime-silica glass

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, petrochemical din

GB/T 3286.3-1998 Methods for chemical analysis of limestone and dolomite--The determination of aluminium oxide content
GB/T 3286.4-1998 Methods for chemical analysis of limestone and dolomite--The determination of iron oxide content
GB/T 3286.5-1998 Methods for chemical analysis of limestone and dolomite--The determination of manganese oxide content
GB/T 3286.1-1998 Methods for chemical analysis of limestone and dolomite--The determination of calcium oxide and magnesium oxide content
GB/T 3286.9-1998 Methods for chemical analysis of limestone and dolomite--The determination of carbon dioxide content
GB/T 3286.2-1998 Methods for chemical analysis of limestone and dolomite--The determination of silicon dioxide content
GB/T 15057.2-1994 Limestone for chemical industry- Determination of calcium and magnesium oxides content
GB 10665-1997 Calcium carbide
GB 11174-1997 Liquefied petroleum gases
GB 11174-2011 Liquefied petroleum gases
GB/T 10665-2004 Calcium carbide
GB 10665-2004 Calcium carbide
GB/T 15057.11-1994 Limestone for chemical industry- Determination of size
GB 11272-1989 Diamond or cubic boron nitride sticks
GB/T 5762-2012 Methods for chemical analysis of limestone, quicklime and hydrated lime for building materials industry
GB/T 5762-2012(英文版) "Methods for chemical analysis of limestone,quicklime and hydrated lime for building materials industry"
GB/T 5762-2000 Methods for chemical analysis of limestone for building material industry
GB/T 3286.6-1998 Methods for chemical analysis of limestone and dolomite--The determination of phosphorus content
GB/T 3286.7-1998 Methods for chemical analysis of limestone and dolomite--The determination of sulphur content
GB/T 15057.4-1994 Limestone for chemical industry- Determination of iron and aluminium oxides content- Gravimetric method
GB 7512-1998 Valves for liquefied petroleum gas cylinders
GB 5842-1996 Liquefied petroleum gas cylinders
GB/T 1294-1993 Chemical reagents. Tartaric acid
GB/T 15894-1995 Chemical reagent. Petroleum ether
GB 19159-2003 Automotive liquefied petroleum gas
GB 7512-2006 Valves for liquefied petroleum gas cylinders
GB 1294-1993 Chemical reagent—Tartaric acid
GB 5842-2006 Liquefied petroleum gas cylinders
GB/T 15894-2008 Chemical reagent.Petroleum ether
GB 19159-2012 Automotive liquefied petroleum gases
GB/T 3286.8-1998 Methods for chemical analysis of limestone and dolomite--The determination of loss on ignition
GB/T 3286.9-2014 Method for chemical analysis of limestone and dolomite.Part 9: The determination of carbon dioxide content.The caustic asbestos absorption gravimetric method
GB/T 3286.5-2014 Method for chemical analysis of limestone and dolomite.Part 5:The determination of manganese oxide content.The periodate oxidation spectrophotometric method
GB/T 14353.1-1993 Methods for chemical analysis of copper ores and zinc ores. Determination of copper
GB/T 14353.2-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of lead
GB/T 14353.3-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of zinc
GB/T 14353.4-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of cadmium
GB/T 14353.5-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of nickel
GB/T 14353.6-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of cobalt
GB/T 14353.9-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of molybdenum
GB/T 14353.12-1993 Methods for chemical analysis of copper ores lead ores and zinc ores. Determination of sulfur
GB/T 15057.1-1994 Limestone for chemical industry- Methods of sampling and preparing
GB/T 6409.3-1986 Diamond or cubic boron nitride--Hand sticks
GB/T 12237-2007 Steel ball valves for petroleum, petrochemical and allied industries
GB 9052.1-1998 Liquefied petroleum gas of oil and gas field
GB/T 5484-2000 Methods for chemical analysis of gypsum
GB/T 36566-2018 Coal direct liquefaction.Naphtha
GB/T 33385-2016 Flame retardant chemical.Brucite
GB/T 15343-1994 Methods for chemical analysis of talc
GB/T 3521-1995 Method for chemical analysis of graphite
GB/T 3521-2008 Method for chemical analysis of graphite
GB/T 5484-2012 Methods for chemical analysis of gypsum
GB/T 15343-2012 Methods for chemical analysis of talc
GB/T 1294-2008 Chemical reagent.L(+)-Tartaric acid
GB/T 15057.5-1994 Limestone for chemical industry- Determination of silicon dioxide content- Molybdenum blue spectrophotometric method
GB/T 51296-2018 Digital delivery standards for petrochemical engineering
GB 4581.6-1984 Alunite ores--Determination of combined water content--Gravimetric method
GB/T 15057.7-1994 Limestone for chemical industry- Determination of aluminium oxide content- Chromazurol S spectrophotometric method

CL-INN, petrochemical din

Association Francaise de Normalisation, petrochemical din

NF M41-012:1990 Gaz de pétrole liquéfiés - Volatilité des gaz de pétrole liquéfiés
NF M41-010:1995 LIQUEFIED PETROLEUM GASES. DETERMINATION OF VAPOUR PRESSURE. LPG METHOD. (EUROPEAN STANDARD EN ISO 4256).
NF T60-153:1979 Petroleum products. Determination of the cloud point of paraffin.
NF EN 13109:2011 Équipements et accessoires pour GPL - Réservoirs pour GPL - Élimination
NF EN ISO 4256:1998 Gaz de pétrole liquéfiés - Détermination de la pression de vapeur relative - Méthode GPL.
NF M87-350:2012 Petroleum, petrochemical and natural gas industries - Flares details for general refinery and petrochemical service
NF EN ISO 25457:2012 Industries du pétrole, de la pétrochimie et du gaz naturel - Détails sur les torches d'usage général dans les raffineries et dans les usines pétrochimiques
NF EN 14841:2023 Équipements pour GPL et leurs accessoires - Procédures de chargement et déchargement des wagons-citernes pour GPL
NF EN 13952:2017 Équipements pour gaz de pétrole liquéfiés et leurs accessoires - Opérations de remplissage des bouteilles de GPL
NF EN 13776:2023 Équipements et accessoires pour GPL - Procédures de chargement et déchargement des camions-citernes pour GPL
NF E29-475:2005 Metal ball valves for petroleum, petrochemical and allied industries.
NF E29-475*NF EN ISO 17292:2016 Metal ball valves for petroleum, petrochemical and allied industries
NF T94-259*NF EN 16409:2014 Chemicals used for treatment of water for human consumption - Dolomitic lime
NF M88-727*NF EN 13109:2011 Liquefied petroleum gas equipment and accessories - LPG tanks and drums - Disposal.
NF M88-736*NF EN 13952:2017 LPG equipment and accessories - Filling operations for LPG cylinders
NF EN 14129:2014 Équipements pour GPL et leurs accessoires - Soupapes de sécurité pour réservoirs de GPL sous pression
NF EN 12252:2022 Equipements pour GPL et leurs accessoires - Equipements des véhicules-citernes routiers pour GPL
NF A22-400:1977 Chemical analysis of manganese ores. Determination of alumina, lime and magnesia atomic absorption spectrometric method.
NF M41-001:1995 Liquefied petroleum gases. Method of sampling.
NF M88-740*NF EN 14129:2014 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels
NF EN 14334:2015 Équipements pour GPL et leurs accessoires - Inspection et essais des véhicules citernes routiers pour GPL
NF M87-218:2006 Petroleum, petrochemical and natural gas industries - Air-cooled heat exchangers.
NF E44-161*NF EN ISO 13709:2010 Centrifugal pumps for petroleum, petrochemical and natural gas industries
NF T60-134:2000 Waxes and paraffin waxes - Carbonizable substances in paraffin wax (qualitative test)
NF T60-134:1968 INDUSTRIAL OILS AND GREASES. CARBONIZABLE MATTER IN PARAFFIN (QUALITATIVE TEST).
NF EN ISO 12212:2013 Industries du pétrole, de la pétrochimie et du gaz naturel - Échangeurs thermiques en épingle à cheveux
NF EN ISO 16812:2008 Industries du pétrole, de la pétrochimie et du gaz naturel - Échangeurs de chaleur à faisceaux
NF EN ISO 17292:2016 Robinets à tournant sphérique métalliques pour les industries du pétrole, de la pétrochimie et les industries connexes
NF EN ISO 13709:2010 Pompes centrifuges pour les industries du pétrole, de la pétrochimie et du gaz naturel
NF T94-433:2004 Products used for treatment of water intended for human consumption - Manganese dioxide coated limestone.
NF M88-745*NF EN 14570:2014 LPG equipment and accessories - Equipping of overground and underground LPG vessels

RO-ASRO, petrochemical din

STAS 4904-1987 Chemical fertilizers NITROLIMESTONE
STAS 167/10-1970 QUARTZITE AND SILICA REFRACTORIES Dctcrmination of scdium oxide and potasium oxide
STAS 4474/3-1987 PEASTER AND GYPSUM Determtnation of iron trioxide and aouminium trioxidec
STAS 2667-1989 LIQUIFIED PETROLEUM GAS CYLIXDEK VALVES
STAS 3910/3-1976 LIME Methods of chcmical analysis
STAS 4474/5-1987 PLASTEK ANO GYPSUM Determination of sulphur trioxide and carbon dioxide
STAS 9084-1971 Fittings for petroleum industry THREADS LP''
STAS 9219/3-1973 CALCIUM FLUORIDE(FLUORITE) Determination of silicium dioxide
STAS SR 4813-16-1994 Aluminium ores. Determination of gallium oxide
STAS 9219/6-1973 CALCIUM FLUORIDE (FLUORITE) Determination of magnesium oxide content
STAS 9315/2-1978 EQUIPMENTS FOR CHEMICAL AND PETROCHEMICAL INDUSTRY Action of the wind
STAS 167/4-1970 QUARTZITE AND SILICA REFRACTORIES Datermination of silicon dioxide

Korean Agency for Technology and Standards (KATS), petrochemical din

KS E 3071-1993 Methods for chemical analysis of limestone
KS E 3071-2018 Methods for chemical analysis of limestone
KS M 2150-1994 Liquefied petroleum gases
KS M 2150-2007(2017) Liquefied petroleum gases
KS M 2150-2007(2022) Liquefied petroleum gases
KS M ISO 4256:2008 Liquefied petroleum gases－Determination of gauge vapour pressure－LPG method
KS M 2150-2007 Liquefied petroleum gases
KS L 9004-2017 Chemical analysis of limes
KS L 9004-1982 Chemical analysis of limes
KS M ISO 4256-2008(2018) Liquefied petroleum gases－Determination of gauge vapour pressure－LPG method
KS M 2073-2011 Testing method for weathering of liquefied petroleum gas
KS M 2073-2011(2016) Testing method for weathering of liquefied petroleum gas
KS M 2073-2011(2021) Testing method for weathering of liquefied petroleum gas
KS M 2073-1986 Testing method for weathering of liquefied petroleum gas
KS L 9004-2017(2022) Chemical analysis of limes
KS B ISO 17292:2005 Metal ball valves for petroleum, petrochemical and allied industries
KS B ISO 17292-2005(2020) Metal ball valves for petroleum, petrochemical and allied industries
KS L 9003-2010 Methods for chemical analysis of gypsum
KS L 9004-2012 Chemical analysis of limes
KS L 9003-2015 Methods for chemical analysis of gypsum
KS G 5147-1993 Water Boiler for Liquefied Petroleum Gas
KS L 9003-2020 Methods for chemical analysis of gypsum
KS L 9003-1980 Methods for chemical analysis of gypsum
KS L 2101-2009(2019) Chemical analysis of silica sand and quartz
KS B ISO 13706:2009 Petroleum and natural gas industries－Air cooled heat exchangers
KS B ISO 16812:2022 Petroleum, petrochemical and natural gas industries — Shell-and-tube heat exchangers
KS E ISO 11422:2002 Iron ores-Recommended procedures for iron ore dissolution using either acid digestion or alkali fusion

Professional Standard - Machinery, petrochemical din

JB/T 7997-1999 Garnetite Method for chemical analysis
JB/T 7997-2012 Chemical analysis methods for almandine

KR-KS, petrochemical din

KS E 3071-2018(2023) Methods for chemical analysis of limestone
KS M ISO 4256-2008(2023) Liquefied petroleum gases－Determination of gauge vapour pressure－LPG method
KS B ISO 13710-2008 Petroleum, petrochemical and natural gas industries－Reciprocating positive displacement pumps
KS B ISO 16812-2022 Petroleum, petrochemical and natural gas industries — Shell-and-tube heat exchangers
KS M ISO 5024-2003(2023)

HU-MSZT, petrochemical din

Electronic Industrial Alliance (U.S.), petrochemical din

EIA-477-A-1990 Cultured Quartz

Indonesia Standards, petrochemical din

SNI 7574-2010 Determination of CaO, MgO, SiO2, Al2O3, Fe2O3, MnO, Na2O, K2O H2O- and LOI in the example of limestone, calcite, dolomite and marble
SNI 7581-2010
SNI 1452-2011 LPG steel cylinders
SNI 1591-2012
SNI 4129-2012 Safe hot tapping practices in the petroleum and petrochemical industri
SNI 7575-2010 Chemical analysis of gypsum samples

Professional Standard - Electron, petrochemical din

SJ/T 10087.4-1991 Methods for chemical analysis of limestone

IN-BIS, petrochemical din

Japanese Industrial Standards Committee (JISC), petrochemical din

JIS M 8850:1994 Methods for chemical analysis of limestone
JIS K 2240:1991 Liquefied petroleum gases
JIS K 2240:2007 Liquefied petroleum gases
JIS K 2240:2013 Liquefied petroleum gases
JIS M 8850 ERRATUM 1:2000 Methods for chemical analysis of limestone (Erratum 1)
JIS K 8593:2007 Petroleum ether (Reagent)
JIS S 2105:1981 Ranges used with liquefied petroleum gas
JIS S 2106:1981 Grills used with liquefied petroleum gas
JIS S 2107:1981 Ovens used with liquefied petroleum gas
JIS R 9011:1993 Chemical analysis of limes
JIS B 7525-2:2013 Liquefied petroleum gases hydrometers
JIS K 8532:2007 L(+)-Tartaric acid (Reagent)
JIS B 8245:1994 Valves for liquefied petroleum gas cylinder
JIS B 8245:2004 Valves for liquefied petroleum gas cylinder
JIS R 9011:2006 Test methods of lime

Professional Standard - Building Materials, petrochemical din

JC/T 817-1990 Gem-quality cubic zirconia rough
JC/T 873-2000 Methods of chemical analysis of feldspar
JC/T 254-1993 Chemical analysis method of cast stone

YU-JUS, petrochemical din

JUS B.B8.070-1982 Limestone and dolomite. Methods of chemical analysis

Group Standards of the People's Republic of China, petrochemical din

T/ZSA 81-2021 Graphene oxide
T/ZGIA 106-2020 Graphene oxide
T/CCASC 3001-2020 Detection method of short chain chlorinated paraffins in chlorinated paraffin product
T/CPCIF 0056-2020 Calcium oxide for calcium carbide
T/CAMIE 12-2020 Vacuum Graphitization Furnace
T/JMJLXH 001-2022 Liquefied Petroleum Gas Filling Operation Procedures (YSP35.5 Liquefied Petroleum Gas Cylinders)
T/JMJLXH 002-2022 Liquefied Petroleum Gas Filling Operation Procedures (YSP118 Liquefied Petroleum Gas Cylinders)
T/CATSI 02006-2019 Liquefied petroleum gas cylinders Valves
T/GXAS 253-2021 Talc powder for cosmetics
T/ZZB 1904-2020 Valves for liquefied petroleum gas cylinders
T/ZZB 2500-2021 Plug valves for petroleum,petrochemical and natural gas industries
T/ZZB 3020-2022 Steel ball valves with pneumatic actuator for petroleum, petrochemical and allied industries
T/WZBF 024-2022 Plug valves for petroleum, petrochemical and natural gas industries
T/ZZB 1347-2019 Butterfly valves for petroleum, petrochemical, natural gas and related industries
T/CPCIF 0057-2020 Calcium oxide synthesized from carbide slag
T/CRIAC 0042-2021 Chemical reagent—Litmus paper
T/CPCIF 0075-2020 Technical specification for the treatment of oily soil and sludge in petroleum and petrochemical industry
T/HEBQIA 197-2023

GOSTR, petrochemical din

GOST R 58415-2019 Petrochemical benzene. Specifications
GOST EN 12252-2017 LPG equipment and accessories. Equipping of LPG road tankers

ZA-SANS, petrochemical din

SANS 1774:2007 Liquefied petroleum gases
SANS 6300:2006 Lime tests - Isothermal slaking and preparation of quicklime
SANS 1156-2:2010 Hose for liquefied petroleum gas (LPG) Part 2: Hose and tubing for use in LPG vapour phase and LPG-air installations
SANS 459:1955 Lime for chemical and metallurgical purposes
SANS 459:2008 Lime for chemical and metallurgical purposes

中国石油化工总公司, petrochemical din

SH 0009-1990 Cosmetic paraffin
SH 0233-1992 Liquefied Petroleum Gas Sampling Method

American Society for Testing and Materials (ASTM), petrochemical din

ASTM C911-05 Standard Specification for Quicklime, Hydrated Lime, and Limestone for Chemical Uses
ASTM C911-99e1 Standard Specification for Quicklime, Hydrated Lime, and Limestone for Chemical Uses
ASTM C911-99 Standard Specification for Quicklime, Hydrated Lime, and Limestone for Chemical Uses
ASTM UOP202-14 Disulfide Sulfur in Light Petroleum Distillates and LPG
ASTM C25-06 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM C25-11 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM C25-17 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM C25-19 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM C25-99 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM C25-11e1 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM C25-11e2 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM UOP202-00 Disulfide Sulfur in Light Petroleum Distillates and LPG
ASTM C911-06 Standard Specification for Quicklime, Hydrated Lime, and Limestone for Selected Chemical and Industrial Uses
ASTM C911-19 Standard Specification for Quicklime, Hydrated Lime, and Limestone for Selected Chemical and Industrial Uses
ASTM C911-06(2011) Standard Specification for Quicklime, Hydrated Lime, and Limestone for Selected Chemical and Industrial Uses
ASTM D1267-95(2001)e1 Standard Test Method for Gage Vapor Pressure of Liquefied Petroleum (LP) Gases (LP-Gas Method)
ASTM D1267-95 Standard Test Method for Gage Vapor Pressure of Liquefied Petroleum (LP) Gases (LP-Gas Method)
ASTM D1267-02 Standard Test Method for Gage Vapor Pressure of Liquefied Petroleum (LP) Gases (LP-Gas Method)
ASTM D1267-02(2007) Standard Test Method for Gage Vapor Pressure of Liquefied Petroleum (LP) Gases (LP-Gas Method)

CU-NC, petrochemical din

NC 54-35-1986 Construction Materials and Products. Determination of Silicium Dioxide in Lime and Limestone Insoluble Residuos. Gravimetric Method
NC 44-20-1971 Chemical analysis of gypsum
NC 44-18-1970 Chemical analysis of quarz sand
NC 44-14-1967 Chemical analysis of chrom ores
NC 54-37-1985 Construction Materials and Products. Determination of Iron Oxide (III) and Aluminum Oxide (III) in Limes and Limestones. Gravimetric Testing Method
NC 44-18-1984 Ores Silica Sand Chemical Analysis
NC 44-19-4-1988 Mineralogy. Dolomite, Magnesite and Limestone. Gravimetria Determination of Silicium Dioxide
NC 33-53-1986 Oil and Oil Derivatives Liquated Gas. Testing Methods
NC 54-337-1986 Construction Materials and Products. Determination of Magnesium Oxide in Limes and Limes tone s. Volumetric Method

Professional Standard - Non-ferrous Metal, petrochemical din

YS/T 733-2010 Determination of the graphitization degree of the graphitized cathode used for aluminium production
YS/T 763-2011 Graphitized coke produced by electrical calciner

PL-PKN, petrochemical din

PN H04913-20-1987 Chemical analysis of zinc ores Determination of fluor
PN H04914-15-1987 Chemical analysis of lead ores Determination of fluor
PN C04162-1964 Petroleum products Oxidation stability of paraffin wax
PN H04915-1972 Chemical analysis of molybden ores
PN C04080-1967 Petroleum products Assesing i?ie oxida?ion s?abili?y o( oils

机械工业部, petrochemical din

JB/T 8001-1995 Diamond or Cubic Boron Nitride Whetstone

Standard Association of Australia （SAA）, petrochemical din

AS 4489.3.1:1997 Test methods for limes and limestones - Slaking - Dewar flask
AS 4489.5.1:1997 Test methods for limes and limestonees - Chemical composition - Quicklime and hydrated lime

International Organization for Standardization (ISO), petrochemical din

ISO 4256:1978 Liquefied petroleum gases; Determination of vapour pressure; LPG method
ISO/DIS 25457 Petroleum, petrochemical and natural gas industries — Flare details for general refinery and petrochemical service
ISO 17292:2004 Metal ball valves for petroleum, petrochemical and allied industries
ISO 17292:2015 Metal ball valves for petroleum, petrochemical and allied industries
ISO 9162:2013 Petroleum products.Fuels (class F).Liquefied petroleum gases.Specifications
ISO 9162:1989 Petroleum products; fuels (class F); liquefied petroleum gases; specifications
ISO/TR 18230:2015 Iron ores - Determination of loss on ignition - Non-oxidised ores
ISO 25457:2008 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service
ISO/TS 17969:2015 Petroleum, petrochemical and natural gas industries - Guidelines on competency for personnel
ISO 13709:2009 Centrifugal pumps for petroleum, petrochemical and natural gas industries
ISO 13706:2011 Petroleum, petrochemical and natural gas industries - Air-cooled heat exchangers
ISO 13709:2003 Centrifugal pumps for petroleum, petrochemical and natural gas industries
ISO 13706:2005 Petroleum, petrochemical and natural gas industries - Air-cooled heat exchangers
ISO 15663:2021 Petroleum, petrochemical and natural gas industries - Life cycle costing
ISO 16812:2019 Petroleum, petrochemical and natural gas industries — Shell-and-tube heat exchangers

Danish Standards Foundation, petrochemical din

DS/EN ISO 4256:1995 Liquefied petroleum gases - Determination of vapour pressure - LPG method
DS/EN ISO 4256:1998 Liquefied petroleum gases - Determination of gauge vapour pressure - LPG method
DS/EN ISO 25457:2009 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service
DS/EN ISO 13709:2010 Centrifugal pumps for petroleum, petrochemical and natural gas industries
DS/EN 13109:2011 LPG equipment and accessories – LPG tanks and drums – Disposal
DS/EN ISO 17292:2004 Metal ball valves for petroleum, petrochemical and allied industries
DS/EN 13952/A1:2006 LPG equipment and accessories - Filling procedures for LPG cylinders
DS/EN 12252:2012 LPG equipment and accessories - Equipping of LPG road tankers
DS/ISO 9162:2013 Petroleum products - Fuels (class F) - Liquefied petroleum gases - Specifications
DS/EN 14841:2006 LPG equipment and accessories - Discharge procedures for LPG rail tankers
DS/EN 15469:2008 Petroleum products - Test method for free water in liquefied petroleum gas by visual inspection
DS/EN ISO 13706:2012 Petroleum, petrochemical and natural gas industries - Air-cooled heat exchangers
DS/EN ISO 13710:2004 Petroleum, petrochemical and natural gas industries - Reciprocating positive displacement pumps
DS/EN ISO 16812:2007 Petroleum, petrochemical and natural gas industries - Shell-and-tube heat exchangers
DS/EN ISO 12211:2012 Petroleum, petrochemical and natural gas industries - Spiral plate heat exchangers
DS/EN 14570/A1:2006 LPG equipment and accessories - Equipping of LPG tanks overground and underground
DS/EN 13776:2013 LPG equipment and accessories - Filling and discharge procedures for LPG road tankers

Universal Oil Products Company (UOP), petrochemical din

UOP 202-2014 Disulfide Sulfur in Light Petroleum Distillates and LPG

BE-NBN, petrochemical din

NBN 52.500-1969
NBN T 52-706-1993 Petroleum products - Fuels (class F) - Liquefied petroleum gases - Specifications

British Standards Institution (BSI), petrochemical din

BS 6843-3:1988 Classification of petroleum fuels. Liquefied petroleum gases
BS EN ISO 25457:2009 Petroleum, petrochemical and natural gas industries. Flare details for general refinery and petrochemical service
BS EN ISO 25457:2008 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service
BS EN 13109:2010 LPG equipment and accessories. LPG tanks and drums. Disposal
PD ISO/TR 18230:2015 Iron ores. Determination of loss on ignition. Non-oxidised ores
BS EN 12252:2005 LPG equipment and accessories - Equipping of LPG road tankers
BS PD ISO/TR 18230:2015 Iron ores. Determination of loss on ignition. Non-oxidised ores
BS EN 13639:2002 Determination of total organic carbon in limestone
BS EN 13639:2017 Determination of total organic carbon in limestone
BS ISO 9162:2013 Petroleum products. Fuels (class F). Liquefied petroleum gases. Specifications
BS EN 13109:2002 LPG tanks - Disposal
BS PD CEN ISO/TS 17969:2015 Petroleum, petrochemical and natural gas industries. Guidelines on competency for personnel
BS EN ISO 17292:2004 Metal ball valves for the petroleum, petrochemical and allied industries
BS EN ISO 13709:2009 Centrifugal pumps for petroleum, petrochemical and natural gas industries CD-ROM
BS EN ISO 15663:2021 Petroleum, petrochemical and natural gas industries. Life cycle costing
BS EN 14570:2014 LPG equipment and accessories. Equipping of overground and underground LPG vessels

Professional Standard - Ferrous Metallurgy, petrochemical din

YB/T 4403-2014 Graphitized recarburizer

Building Officials and Code Administrators International(U.S.), petrochemical din

BOCA CHAPTER 36 NFPC-1996 Liquefied Petroleum Gases
BOCA CHAPTER 36 NFPC-1993 Liquefied Petroleum Gases
BOCA CHAPTER 36 NFPC-1999 Liquefied Petroleum Gases
BOCA CHAPTER 36 NFPC COMM-1993 Liquefied Petroleum Gases
BOCA ARTICLE 30 NFPC COMM-1990 Liquefied Petroleum Gases

GM Europe, petrochemical din

GME B 040 0580-2013 LPG - Liquified Petroleum Gas (English/German)

NZ-SNZ, petrochemical din

NZS 5435:1996 LIQUEFIED PETROLEUM GAS (LPG)

工业和信息化部, petrochemical din

JC/T 2315-2016 Spheroidized natural graphite
HG/T 6042-2022 Hydrogenated petroleum resin
YS/T 763-2019 Calcined petroleum coke for graphitized cathode carbon block
HG/T 5588-2019 Determination method for cobalt in waste petrochemical catalysts
HG/T 5955-2021 Determination method of molybdenum in waste petrochemical catalysts

RU-GOST R, petrochemical din

GOST R 54562-2011 Chlorinated lime. Specifications
GOST R 54562-2011(2019) Chlorinated lime. Specifications
GOST 19728.11-2001 Talc and talcomagnesite. Method for determination of sodium oxide and potassium oxide
GOST 19728.11-1974 Talc and talcmagnesite. Method for determination of sodium oxide and potassium oxide contents
GOST 781-1978 Highoxidized petroleum bitumen softener. Specifications
GOST ISO 9162-2013 Petroleum products. Fuels (class F). Liquefied petroleum gases. Specifications
GOST 22517-1977 Hafnium iodide metal. Specifications

Professional Standard - Petroleum, petrochemical din

SY/T 6973-2013 Petroleum core induced polarization potential measurement instrument
SY 6973-2013 Petroleum Rock Induced Polarization Potential Measuring Instrument
SY/T 6356-1998 The storage and handling of liquefied petroleum gases
SY/T 6356-2010 The storage and handing of liquefied petroleum gases
SY 7548-1998 Liquefied petroleum gas for vehicle

Professional Standard - Commodity Inspection, petrochemical din

SN/T 0483-1995 Methods of chemical anallysis of quartz andsiliceous sand for import and export

Professional Standard - Energy, petrochemical din

NB/T 11104-2023 Conductive graphite ring in internal heat series graphitization furnace

ES-UNE, petrochemical din

UNE-EN ISO 25457:2008 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service (ISO 25457:2008) (Endorsed by AENOR in February of 2009.)
UNE-EN 12252:2023 LPG equipment and accessories - Equipping of LPG road tankers
UNE-EN 12979:2023 LPG equipment and accessories - Automotive LPG-systems - Installation requirements

European Committee for Standardization (CEN), petrochemical din

EN 12252:2012 LPG equipment and accessories - Equipping of LPG road tankers
EN 13109:2010 LPG equipment and accessories - LPG tanks and drums - Disposal
prEN 12252-2021 LPG equipment and accessories - Equipping of LPG road tankers
EN ISO 25457:2008 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service (ISO 25457:2008)
prEN ISO 25457 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service (ISO/DIS 25457:2022)
EN 13109:2002 LPG tanks Disposal
EN 14129:2014 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels
prEN 14129-2021 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels
EN 12806:2022 LPG equipment and accessories - Automotive liquefied petroleum gas components - Other than containers
EN ISO 15663:2021 Petroleum, petrochemical and natural gas industries - Life cycle costing (ISO 15663:2021)
EN ISO 13706:2011 Petroleum, petrochemical and natural gas industries - Air-cooled heat exchangers (ISO 13706:2011)

Lithuanian Standards Office , petrochemical din

LST EN 13109-2011 LPG equipment and accessories - LPG tanks and drums - Disposal
LST EN 12252-2014 LPG equipment and accessories - Equipping of LPG road tankers
LST EN 13952-2004/A1-2006 LPG equipment and accessories - Filling procedures for LPG cylinders
LST EN 12252-2012 LPG equipment and accessories - Equipping of LPG road tankers
LST EN ISO 25457:2009 Petroleum, petrochemical and natural gas industries - Flare details for general refinery and petrochemical service (ISO 25457:2008)
LST EN 14841-2006 LPG equipment and accessories - Discharge procedures for LPG rail tankers
LST EN 15469-2008 Petroleum products - Test method for free water in liquefied petroleum gas by visual inspection
LST EN 14570-2014 LPG equipment and accessories - Equipping of overground and underground LPG vessels
LST EN 14570-2005/A1-2006 LPG equipment and accessories - Equipping of LPG tanks overground and underground

AENOR, petrochemical din

UNE-EN 13109:2011 LPG equipment and accessories - LPG tanks and drums - Disposal
UNE-EN ISO 4256:1999 LIQUEFIED PETROLEUM GASES. DETERMINATION OF VAPOUR PRESSURE. LPG METHOD. (ISO 4256:1996).
UNE 84627:2009 Cosmetic raw materials. Paraffin.
UNE-EN 13952:2017 LPG equipment and accessories - Filling operations for LPG cylinders
UNE-EN 12252:2014 LPG equipment and accessories - Equipping of LPG road tankers
UNE 22161:1992 QUANTIFICATION OF SEPIOLITE CONTENT.
UNE-EN 14841:2014 LPG equipment and accessories - Discharge procedures for LPG rail tankers
UNE-EN 14129:2014 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels
UNE-EN 15469:2008 Petroleum products - Test method for free water in liquefied petroleum gas by visual inspection
UNE-EN 13776:2013 LPG equipment and accessories - Filling and discharge procedures for LPG road tankers

National Fire Protection Association (NFPA), petrochemical din

NFPA 1H PART 6 CHAPTER 69-2003 Liquefied Petroleum Gases and Liquefied Natural Gases
NFPA 58 ERTA 2-2014 Liquefied Petroleum Gas Code
NFPA 58 SPANISH-2014
NFPA 58 ERTA 1-2010 Liquefied Petroleum Gas Code
NFPA 58 ERTA 2-2011 Liquefied Petroleum Gas Code

VN-TCVN, petrochemical din

TCVN 6548-1999 Liquefied petroleum gases.Specifications
TCVN 1837-2008 Feldspar.Methods of chemical analysis

TH-TISI, petrochemical din

TIS 450-1982 Standard for liquefied petroleum gases
TIS 27-1997 Liquefied petroleum gas containers
TIS 1259-1994 Talcum for cosmetic industry

(U.S.) Ford Automotive Standards, petrochemical din

FORD M98B7-A-1990 QUICKLIME FOR WATER PURIFICATION

TR-TSE, petrochemical din

TS 902-1971 SAMPLING LIOUEFIED PETROLEUM GASES
TS 2178-1976 tlOUIFIED PETROLEUM GASES (LPG
TS 2973-1978 TALC FOR COSMETIC INDUSTRY

Underwriters Laboratories (UL), petrochemical din

UL 21-1991 LP-gas Hose
UL 21-2007 UL Standard for Safety LP-Gas Hose Tenth Edition
UL 144-1999 UL Standard for Safety LP-Gas Regulators Seventh Edition; Reprint with Revisions Through and Including January 18,2002
UL 567-1996 Pipe connectors for petroleum products and LP-Gas

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, petrochemical din

GB/T 5842-2006 Liquefied petroleum gas cylinders
GB/T 7512-2017 Valves for liquefied petroleum gas cylinders
GB/T 7512-2006 Valves for liquefied petroleum gas cylinders
GB/T 34391-2017 Reciprocating positive displacement pump for petroleum, petrochemical and natural gas industries

U.S. Military Regulations and Norms, petrochemical din

ARMY UFGS-09 35 16-2010 CHEMICAL-RESISTANT QUARRY TILE

US-FCR, petrochemical din

FCR UFGS-09 35 16-2010 CHEMICAL-RESISTANT QUARRY TILE

American National Standards Institute （ANSI), petrochemical din

ANSI/NFPA 58-2013 Liquefied Petroleum Gas Code

国家市场监督管理总局、中国国家标准化管理委员会, petrochemical din

GB/T 5842-2022 Liquefied petroleum steel gas cylinders
GB/T 3215-2019 Centrifugal pumps for petroleum,petrochemical and natural gas industries
GB/T 12237-2021 Steel ball valves for petroleum, petrochemical and allied industries
GB/T 15343-2020 Methods for chemical analysis of talc

PT-IPQ, petrochemical din

NP 1121-1975

API - American Petroleum Institute, petrochemical din

API PUBL 2218-1999 Fireproofing Practices in Petroleum and Petrochemical Processing Plants (Second Edition)
API PUBL 2218-1988 Fireproofing Practices in Petroleum and Petrochemical Processing Plants (First Edition)
API STD 610-2003 Centrifugal Pumps for Petroleum@ Petrochemical and Natural Gas Industries (Ninth Edition)

Heilongjiang Provincial Standard of the People's Republic of China, petrochemical din

DB23/T 2962-2021 Determination method of degree of graphitization of natural flake graphite

American Petroleum Institute (API), petrochemical din

API RP 2218-2013(2020) Fireproofing Practices in Petroleum and Petrochemical Processing Plants Third Edition
API RP 2201-2003(2020) Safe Hot Tapping Practices in the Petroleum & Petrochemical Industries

CN-STDBOOK, petrochemical din

图书 3-9931 Security and Anti-terrorism Prevention Requirements for Petroleum and Petrochemical Systems

Professional Standard - Petrochemical Industry, petrochemical din

SH 3008-2000 Design specification for green areas in plant areas of petrochemical industry
SH/T 3008-2017 Specifications for greening design of petrochemical plant areas
SH/T 0233-1992 Liquefied Petroleum Gas Sampling Method
SH/T 3103-2009 Specification for design of central laboratory in petrochemical industry
SH/T 3103-2019 Specification for laboratory design of petrochemical center

Natural Gas Processor's Association (NGPA), petrochemical din

GPA RR-146-1995 Fluoride Contamination in LP-Gas

AT-ON, petrochemical din

OENORM EN 12252-2021 LPG equipment and accessories - Equipping of LPG road tankers
OENORM EN 14129-2021 LPG Equipment and accessories - Pressure relief valves for LPG pressure vessels

National Metrological Verification Regulations of the People's Republic of China, petrochemical din

JJG 997-2005 Liquefied Petroleum Gas Dispensers
JJG 997-2015 Liquefied Petroleum Gas Dispenser

Underwriter Laboratories of Canada (ULC), petrochemical din

CSA ANSI/CAN/UL 144-2021 LP-Gas Regulators

Canadian General Standards Board （CGSB), petrochemical din

CGSB 3-GP-36MB-1990 Fluide Hydraulique Petrolier, Inhibe

Professional Standard - Agriculture, petrochemical din

GB/T 5484-1985 Gypsum chemical analysis method

American Society of Civil Engineers (ASCE), petrochemical din

ASCE ANCHORAGE DESIGN-2013 Anchorage Design for Petrochemical Facilities

国家能源局, petrochemical din

SY/T 5915-2018 Fossil pollen analysis and identification

中国石油天然气总公司, petrochemical din

SY/T 5915-1994 Fossil sporopollen identification method

Malaysia Standards, petrochemical din

MS 573-2000 Method of test for vapour pressure of liquefied petroleum gases (lpg method)(first revidion)

Hubei Provincial Standard of the People's Republic of China, petrochemical din

DB4205/T 88-2021 Specifications for information management of liquefied petroleum gas cylinders

BR-ABNT, petrochemical din

CEN - European Committee for Standardization, petrochemical din

EN ISO 13706:2000 Petroleum and Natural Gas Industries - Air-Cooled Heat Exchangers
EN ISO 13706:2005 Petroleum@ petrochemical and natural gas industries - Air-cooled heat exchangers

中国人民银行, petrochemical din

JR/T 0080-2013 Petroleum and petrochemical industry catastrophe insurance data collection specifications

American Welding Society (AWS), petrochemical din

WRC 032:1957 Part 1: Graphitization of Steel in Petroleum Refining Equipment