材料牌号: OT58Pb 标准: UNI 国家与地区: Italy 金属类别: Copper Alloy 标准: UNI 5705 (1965) Wrought copper alloys, Leaded brass Cu 58%, Zn 40% and Pb 2% ≤≥化学成分 (%)Al ≤0.1500 Cu 57.0-60.0Fe ≤0.6000 Pb 1.0-3.0Ni ≤0.5000Sn ≤0.9000Zn Remainder