美国铜合金牌号:C48500 C50500 C51000 C51100 C52100 C52400 C53200 C53400 C54400 C60600 C60800
德国铜合金:CuZn38pb1.5(2.0371) CuZn39pb0.5(2.0372) CuZn39pb2(2.0380) CuZn39pb3(2.0401)
日本铜合金:CAC303 CAC304 CAC401 CAC402 CAC403 CAC406 CAC407 CAC502A CAC502B CAC503A CAC503B
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