环保黄铜棒，磷铜线，环保磷铜棒红铜棒磷铜棒，磷铜线主要化学成份(主要な化学の成分)：●特性（特徴）:优良的耐腐蚀性、耐磨性、优异的弹性及焊接性合金の商標Articles化学成分CompositionGB/QBDIN/ASTM/JISSnA1ZnMnFePbPCuC5102DINCuSn4Zn33.5-4.5≤0.0022.7-3.3-≤0.05≤0.02≤0.03REMC5191DINCuSn6.5P0.16.0-7.0≤0.002--≤0.05≤0.020.10-0.25REMC5191DINCuSn6.5P0.46.0-7.0≤0.002--≤0.02≤0.020.26-0.40REMC5210DINCuSn7P0.26.0-8.0≤0.01--≤0.05≤0.020.10-0.25REMC54400ASTMC544003.0-5.0≤0.0023.0-5.0-≤0.053.5-4.5≤0.03REM航宝金属：0769-33232833杨先生13268777126)