C19500-1/2H MSP1-1/2H铜合金电子冲压

C19500-1/2H MSP1-1/2H铜合金电子冲压

物理性能

(1) 优异的物理、化学性能 纯铜导电性、导热性很好，铜合金的导电、导热性也很好。铜及铜合金对大气和水的抗蚀能力很高。铜是抗磁性物质。

(2) 良好的加工性能 塑性很好，容易冷、热成形；铸造铜合金有很好的铸造性能。

(3) 具有某些特殊机械性能 例如优良的减摩性和耐磨性(如青铜及部分黄铜)，高的 性很限和疲劳很限(如铍青铜等)。

(4) 色泽美观 2、（紫铜）

纯铜是玫瑰红色金属，表面形成氧化铜膜后呈紫色，故工业纯铜常称紫铜或电解铜。密度为8-9g/cm2，熔点1083°C。纯铜导电性很好，大量用于制造电线、电缆、电刷等；导热性好，常用来制造须防磁性干扰的磁学仪器、仪表，如罗盘、航空仪表等；塑性很好，易于热压和冷压力加工，可制成管、棒、线、条、带、板、箔等铜材。纯铜产品有冶炼品及加工品两种。 

differences. The column in the middle states the norm and its country of origin.

With no marks in front of LM’s alloy = alloy is identical, with this sign “~” = alloy is very similar, fully replaceable.

Product name Country of origin LM’s trade name by or order/inquiry

JM 1  Johnson Metall / Own brand name on Swedish standard  Rg7 (Cu Sn7 Zn4 Pb7), CC493K

JM 2  Johnson Metall / Own brand name on Swedish standard  SS 5443-15 (Cu Sn10), CC480K

JM 3  Johnson Metall / Own brand name on Swedish standard  SS 5465-15 (Cu Sn12), CC483K

JM 4  Johnson Metall / Own brand name on Swedish standard  Cu Pb15 Sn (Cu Pb15 Sn7), CC496K

JM 5  Johnson Metall / Own brand name on Swedish standard  SS 5640-15 (Cu Pb10 Sn10), CC495K