Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB/T 5121.13-1996 Methods for chemical analysis of copper; The combustion-volumetric method for the determination of sulfur content 45.0 via email in 1~3 business day abolished
GB/T 5233-1985 Wrought bronzes--Chemical composition and forms of wrought products 75.0 via email in 1~3 business day abolished
GB/T 5121.15-2008 Methods for chemical analysis of copper and copper alloys—Part 15:Determination of cobalt content 80.0 via email in 1 business day valid
YS/T 990.15-2014 105.0 via email in 1~3 business day valid
GB/T 5121.6-1996 Copper and copperr alloys-Determination of bismuth content 90.0 via email in 1~3 business day abolished
YS/T 990.8-2014 225.0 via email in 1~3 business day valid
YS/T 260-2004 Copper-beryllium master alloy ingot 75.0 via email in 1~3 business day abolished
GB/T 13819-1992 alloy castings 90.0 via email in 1~3 business day abolished
GB/T 5121.7-2008 Methods for chemical analysis of copper and copper alloys - Part 7: Determination of arsenic content 150.0 via email in 1~3 business day valid
GB 2069-1980 Aluminum-copper-nickel alloy strips 30.0 via email in 1~3 business day abolished
YS/T 990.7-2014 105.0 via email in 1~3 business day valid
GB/T 5121.10-1996 Copper and copper alloys-Determination of tin content 75.0 via email in 1~3 business day abolished
YS/T 990.6-2014 165.0 via email in 1~3 business day valid
GB/T 16866-1997 Wrought copper and copper alloy seamless round tubes for general purposes―Dimensions and tolerances 165.0 via email in 1~3 business day abolished
GB/T 2532-1997 Brass sheets and strips for main sheet in water tanks and water chambers 105.0 via email in 1~3 business day abolished
GB/T 5121.20-1996 Copper and copper alloys-Determination of zirconium content 105.0 via email in 1~3 business day abolished
GB 4423-1992 Copper bars 135.0 via email in 1~3 business day abolished
GB/T 5246-1985 Electrolytic copper powder 165.0 via email in 1~3 business day abolished
GB/T 5121.22-1996 Copper and copper alloys-Determination of cadmium content 30.0 via email in 1~3 business day abolished
GB/T 5121.13-2008 Methods for chemical analysis of copper and copper alloys - Part 13: Determination of aluminium content 150.0 via email in 1~3 business day valid
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