Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 20509-2006 Copper and copper alloys drawing stock for the contacting materials of electric locomotives $120.00 immediately superseded
GB/T 2056-1980 Copper sheets for anode in electro-plate $180.00 via email in 1~3 business day superseded
GB/T 2059-2000 Strips of copper and copper alloys $455.00 via email in 1~3 business day superseded
GB/T 2061-1989 Copper and brass strip for radiating fin $180.00 via email in business day abolished
GB/T 2061-2004 Strip and foil of copper and brass for heat-exchanger fin $130.00 via email in 1~3 business day superseded
GB/T 2529-1989 Copper sheets for electrical conduction purpose $180.00 via email in business day valid
GB/T 2531-1981 Copper sheets for fixing boards in heat exchangers $184.00 via email in 1~3 business day superseded
GB/T 2532-1997 Brass sheets and strips for main sheet in water tanks and water chambers $100.00 via email in 1~3 business day abolished
GB/T 27681-2011 Specification on zero emissions and recycling of cooling water during melting and casting for copper and copper alloy $120.00 via email in 1~3 business day valid
GB/T 28712.6-2023 Types and basic parameters of heat exchangers—Part 6:Air cooled heat exchanger $1050.00 via email in 1~5 business day valid
GB/T 3114-1994 Copper and copper alloy rectangular wires $220.00 via email in 1~3 business day abolished
GB/T 3125-1994 Copper-nickel alloy wires $220.00 via email in 1~3 business day abolished
GB/T 3133-1982 Brass wires for clocks via email in business day superseded
GB/T 3134-1982 Copper-beryllium alloy wires $180.00 via email in 1~3 business day superseded
GB/T 33948.1-2017 Method for chemical analysis of copper-steel composite metal. Part 1: Determination of copper content. Iodine titration method $80.00 via email in 1~3 business day valid
GB/T 33948.2-2017 Method for chemical analysis of copper-steel composite metal. Part 2: Determination of zinc content. Na2EDTA titration method $80.00 via email in 1~3 business day valid
GB/T 3884.12-2023 Methods for chemical analysis of copper concentrates—Part 12:Determination of fluoride and chloride contents—Ion chromatography and potentiometric titration $255.00 immediately valid
GB/T 3884.18-2023 Methods for chemical analysis of copper concentrates—Part 18:Determination of arsenic,antimony,bismuth,lead,zinc,nickel,cadmium,cobalt,chromium,aluminum oxide,magnesium oxide and calcium oxide contents—Inductively coupled plasma atomic emission spectrometry $225.00 via email in 1~3 business day valid
GB/T 3884.19-2017 Methods for chemical analysis of copper concentrates - Part 19: Determination of thallium content - Inductively coupled plasma mass spectrometry $100.00 via email in 1~3 business day valid
GB/T 3884.20-2018 Methods for chemical analysis of copper concentrates—Part 20:Determination of mercury content—Solid sampling and direct mercury analysis method $100.00 via email in 1~3 business day valid
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