YB/T 036.7-1992 Malleable iron forgings used for general technical conditions in the manufacture of metallurgical equipment

YB/T 036.1-1992 Metallurgical equipment manufacturing general technical requirements for product inspection YB/T 036.2-1992 Metallurgical equipment manufacturing general technical specification for cast iron parts YB/T 036.3-1992 Metallurgical equipment manufacturing general technical requirements for cast steel parts YB/T 036.4-1992 Metallurgical equipment manufacturing general technical specification for high manganese steel castings YB/T 036.5-1992 Copper-alloy casting manufacturing general technical specifications for metallurgical equipment manufacturing YB/T 036.6-1992 Metallurgical equipment manufacturing general technical requirements for aluminum alloy castings YB/T 036.8-1992 Metallurgical equipment manufacturing general technical requirements for hammer-free forging processing tolerance and surplus YB/T 036.9-1992 Metallurgical equipment manufacturing general technical specification for hydraulic press free forging processing allowance and tolerance YB/T 036.10-1992 Metallurgical equipment manufacturing general technical requirements for forging steel parts ultrasonic flaw detection method YB/T 036.11-1992 Metallurgical equipment manufacturing general technical specification for welded parts YB/T 036.12-1992 Metallurgical equipment manufacturing general technical specification for wear-resistant alloy stud welded YB/T 036.13-1992 Metallic powder spraying using oxygen-acetylene flame is a general technical requirement for the manufacture of metallurgical equipment YB/T 036.14-1992 Metallurgical equipment manufacturing general technical requirements for oxy-acetylene welding of self-fluxing alloy powder YB/T 036.15-1992 Metallurgical equipment manufacturing general technical requirements for electric brush plating YB/T 036.16-1992 Metallurgical equipment manufacturing general technical requirements for heat treatment parts YB/T 036.17-1992 Metallurgical equipment manufacturing general technical requirements for machined parts YB/T 036.18-1992 Metallurgical equipment manufacturing general technical requirements for assembly YB/T 036.19-1992 Metallurgical equipment manufacturing general technical requirements for painting YB/T 036.20-1992 Metallurgical equipment manufacturing general technical requirements for pipeline and container anti-rust YB/T 036.21-1992 Metallurgical equipment manufacturing general technical requirements for packaging

GB/T 223.78-2000 Methods for chemical analysis of iron,steel and alloy—Curcumin spectrophotometric method for the determination of boron content GB/T 223.79-2007 Iron and steel—Determination of multi-element contents—X-ray fluorescence spectrometry(Routine method) GB/T 223.80-2007 Iron,steel and alloy—Determination of trace bismuth and arsenic contents—Hydride generation-atomic fluorescence spectrometric method GB/T 223.81-2007 Iron,steel and alloy—Determination of total aluminum and total boron contents—Microwave digestion-inductively coupled plasma mass spectrometric method GB/T 223.82-2007 Steel and iron—Determination of hydrogen content—Inert gas impulse fusion heat conductivity method GB/T 223.82-2018 Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas GB/T 223.83-2009 Steel and iron—Determination of high sulfur content—Infrared absorption method after combustion in an induction furnace GB/T 223.84-2009 Steel and iron—Determination of titanium content—Diantipyrylmethane spectrophotometric method GB/T 223.85-2009 Steel and iron—Determination of sulfur content—Infrared absorption method after combustion in an induction furnace GB/T 223.86-2009 Steel and iron—Determination of total carbon content—Infrared absorption method after combustion in an induction furnace GB/T 223.87-2018 Iron, steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method GB/T 223.88-2019 Iron,steel and alloy—Determination of calcium and magnesium contents—Inductively coupled plasma atomic emission spectrometric method GB/T 223.89-2019 Iron,steel and alloy—Determination of tellurium content—Hydride generation-atomic fluorescence spectrometric method GB/T 223.90-2021 Iron,steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method GB/T 223.91-2021 Iron,steel and alloy—Determination of copper—2,2′-Biquinoline spectrophotometric method GB/T 223.92-2023 Iron, steel and alloy—Determination of lanthanum, cerium, praseodymium, neodymium and samarium content—Inductively coupled plasma mass spectrometry GB/T 226-1991 Etch test for macrostructure and defect of steels GB/T 226-2015 Test method for macrostructure and defect of steel by etching GB/T 228-2002 Metallic materials—Tensile testing at ambient temperature GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.2-2015 Metallic materials—Tensile testing—Part 2:Method of test at elevated temperature GB/T 228.3-2019 Metallic materials—Tensile testing—Part 3:Method of test at low temperature GB/T 228.4-2019 Metallic materials—Tensile testing—Part 4:Method of test in liquid helium GB/T 229-1994 Metallic materials—Charpy notch impact test GB/T 229-2007 Metallic materials—Charpy pendulum impact test method GB/T 229-2020 Metallic materials—Charpy pendulum impact test method GB/T 231.1-2002 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2009 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2018 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.2-2002 Metallic Brinell hardness test—Part 2:Verification and calibration of hardness testers GB/T 231.2-2012 Metallic materials—Brinell hardness test—Part 2:Verification and calibration of testing machines GB/T 231.2-2022 Metallic materials—Brinell hardness test—Part 2:Verification and calibration of testing machines GB/T 231.3-2002 Metallic Brinell hardness test—Part 3:Calibration of hardness reference blocks GB/T 231.3-2012 Metallic materials—Brinell hardness test—Part 3:Calibration of reference blocks GB/T 231.3-2022 Metallic materials—Brinell hardness test—Part 3:Calibration of reference blocks GB/T 231.4-2009 Metallic materials—Brinell hardness test—Part 4:Tables of hardness values GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars GB/T 1221-1992 Heat-resisting steel bars GB/T 1221-2007 Heat-resistant steel bars GB/T 1298-1986 Carbon tool steels—Technical requirements GB/T 1298-2008 Carbon tool seels GB/T 1299-2000 Alloy tool steels GB/T 1299-2014 Tool and mould steels GB/T 1299-2025 Tool and mould steels GB/T 1591-1994 High strength low alloy structural steels GB/T 1591-2008 High strength low alloy structural steels GB/T 1591-2018 High strength low alloy structural steels GB/T 1814-1979 Inspection method for steel work fractures GB/T 1979-2001 Standard diagrams for macrostructure and defect of structural steels GB/T 1979-2025 Evaluation of macrostructural defects in structural steels—Acid etching method and ultrasonic testing method GB/T 2975-1998 Steel and steel products—Location and preparation of test pieces for mechanical testing GB/T 2975-2018 Steel and steel products—Location and preparation of samples and test pieces for mechanical testing GB/T 3077-1999 Alloy structure steels GB/T 3077-2015 Alloy structure steels GB/T 6394-2002 Metal-methods for estimating the average grain size GB/T 6394-2017 Determination of estimating the average grain size of metal GB/T 10561-1989 Steel—Determination of content of non-metallic inclusion—Micrographic method using standard diagrams GB/T 10561-2005 Steel—Determination of content of nonmetallic inclusions—Micrographic method using standards diagrams GB/T 10561-2023 Determination of content of nonmetallic inclusions in steel—Micrographic method using standard diagrams YB 28 YB/T 036.8-1992 Metallurgical equipment manufacturing general technical requirements for hammer-free forging processing tolerance and surplus YB/T 036.10-1992 Metallurgical equipment manufacturing general technical requirements for forging steel parts ultrasonic flaw detection method