Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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YB/T 022-1992 45.0 via email in 1~3 business day abolished
GB/T 17505-1998 Steel and Steel Products - General Technical Delivery Requirements 70.0 via email in 1 business day abolished
YB/T 4242-2011 Technical specification energy saving design for reheating furnace of steel rolling in iron and steel works 204.0 via email in business day valid
GB 1222-1984 Spring steels 90.0 via email in 1~3 business day abolished
GB/T 20126-2006 Unalloyed steel - Determination of low carbon content - Part 2: Infrared absorption method after combustion in an induction furnace (with preheating) 140.0 via email in 1~3 business day valid
GB 222-1984 Method of sampling steel for determination of chemical composition and permissible variations for product analysis 60.0 via email in 1~2 business day superseded
GB/T 11170-2008 Stainless steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (Routine method) 60.0 via email in 1 business day valid
GB/T 8732-1988 Steels for vane of steam turbine 335.0 via email in business day abolished
GB/T 4336-2016 Carbon and low-alloy steel―Determination of multi-element contents―Spark discharge atomic emission spectrometric method (routine method) 250.0 via email in 1~2 business day valid
SY/T 0029-1998 Standard of test method for corrosion rate of buried steel test pieces 180.0 via email in 1~3 business day abolished
GB/T 222-2006 Permissible Tolerances for Chemical Composition of Steel Products 40.0 via email in 1 business day valid
GB 10560-1989 High tensile steels for round link chains for mines-Technical requirements 60.0 via email in 1~3 business day abolished
GB/T 20125-2006 Low-alloy steel - Determination of multi-element contents - Inductively coupled plasma atomic emission spectrometric method 120.0 via email in 1 business day valid
AQ 2001-2004 Safety regulations for steel-making 300.0 via email in 1~3 business day valid
GB/T 21834-2008 Medium and low alloy steel - Determination of the distribution of multi-element contents - Original position statistic distribution analysis method 210.0 via email in 1~3 business day valid
YB/T 148-1998 Standard test method for the content of metallic iron in steel slag used in cement 30.0 via email in 1~3 business day abolished
GB/T 22368-2008 Low-alloy steel - Determination of multi-element contents - Glow discharge optical emission spectrometry(Routine method) 375.0 via email in 1~3 business day valid
GB/T 223.4-2008 Alloyed steel - Determination of manganese content - Potentiometric or visual titration method 80.0 via email in 1 business day valid
GB/T 15712-1995 Ferritic-pearlitic engineering steels for precipitation hardening from hot-working temperature 105.0 via email in 1~3 business day abolished
GB/T 8731-1988 Free-cutting steel; Technical requirements 90.0 via email in 1~3 business day abolished
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