2.加工铜及铜合金(GB/T 5231—2001)

表3-1-2-1加工铜牌号和化学成分组别牌号化学成分(%)产品形状纯铜T1铜+银≥99.95,磷≤0.001,铋≤0.001,锑≤0.002,砷≤0.002,铁≤0.005,镍≤0.002,铅≤0.003,锡≤0.002,硫≤0.005,锌≤0.005,氧≤0.02板、带、箔、管T2铜+银≥99.90,铋≤0.001,锑≤0.002,砷≤ ......（本文共 9576 字 ）     [阅读本文] >>