easylife 发表于 2009-1-12 16:39:01

金属间表面磨损问题--请教

SS430不锈钢钢板和HQ SS302螺钉配合安装，拆下螺钉发现钢板接触面磨损--如图。
磨损将产生颗粒，影响产品性能。
不知道钢板换成铝合金板是否能避免表面磨损的问题?

easylife 发表于 2009-2-20 09:08:31

Galling is the welding of 2 mating parts due to excessive friction during fastenings. This can reduce the production yield of HDD.

来自网络：
Anti-Galling Fasteners
Unisteel pioneered anti-galling technologies in late 1999 to overcome what is termed as galling in the HDD industries.

Galling is the welding of 2 mating parts due to excessive friction during fastenings. This can reduce the production yield of HDD. Unisteel uses the CAMTRONIC and UNITRONIC materials to produce such anti-galling fasteners for HDD industry. Unisteel is amongst the leading manufacturer with technologies to produce such fasteners.

滕刚 发表于 2009-2-20 16:14:48

只能减轻，不能避免

easylife 发表于 2009-2-20 16:32:20

原帖由 滕刚 于 2009-2-20 16:14 发表 http://bbs.cmiw.cn/images/common/back.gif
只能减轻，不能避免

绝对的避免是不可能的了，镀镍或者镀聚合物复合涂层能改善很多，只是成本问题又出来了..
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