C1220BD-H铜棒

C1220BD-H铜棒

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

Cu Sn10 (G-Sn Bz10) German standard / DIN 1705, Gussbronzen  SS 5443

Cu Sn12 (G-Sn Bz12) German standard / DIN 1705, Gussbronzen  SS 5465

Cu Sn12Ni (Sn Bz12Ni) German standard / DIN 1705, Gussbronzen  SS 5465 m. extra Nickel, CC484K

Cu Sn12Pb(Sn Bz12Pb) German standard / DIN 1705, Gussbronzen  SS 5465 m. extra Bly, CC482K

Cu Sn14 (G-Sn Bz14) German standard 

概述

含铝量一般不超过11.5%，有时还加入适量的铁、镍、锰等元素，以进一步改善性能。铝青铜可热处理强化，其强度比锡青铜高，抗高温氧化性也较好。

有较高的强度 良好的耐磨性 用于强度比较高的螺杆、螺帽、铜套、密封环等，和耐磨的零部件,zui突出的特点就是其良好的耐磨性。

为含有铁、锰元素的铝青铜有高的强度和耐磨性，经淬火、回火后可提高硬度，有较好的高温耐蚀性和抗氧化性在大气、淡水和海水中抗蚀性很好，可切削性尚可，可焊接不易钎焊，热态下压力加工良好。我国已能量产。

性能