WebJun 17, 2024 · GB4423--92. 铜及铜合金拉制棒. 代替C428-42684. Wrought copper and copper alloys-drawn rods and bars. 本标准参照采用国际标准1SO1637-87《加工铜和铜合 … WebAug 7, 2024 · GB/T 4423-1992铜及铜合金拉制棒.pdf,中华人民共和 国国家标准 B c 4423一 92 鸽 铜及铜合金拉制棒 {:{}414-L2293--94i" Wroughtcopperandcopperalloys …
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http://codeofchina.com/standard/GBT4423-2007.html WebManufactures Directory, Taiwan Suppliers & China Manufactures. Products. Products; Trade Leads; Suppliers WebCopper Bar . Standard: GB4423-92, GB13808-92 . Copper bar including drawing copper bar, drawing brass bar, drawing tin bronze bar, drawing zinc cupronickel bar, squeezing copper bar, squeezing brass bar, squeezing aluminum bronze bar, squeezing zinc cupronickel bar. . Copper Tube . Standard: GB/T1527-1997, GB/T1528-1997 . city of everett ma fire department