C19010;C19010铜带;C19010铜合金;C19010铜
供应:C19010(CuNiSiP)标准DINASTMJISCuNiSiPC19010C19010深圳华诚铜业库存化学成分Cu余量Ni0.8-1.8Si0.15-0.35P0.01-0.05