金属间表面磨损问题--请教

easylife

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。
. ~% j; B: F# ]6 S* h8 }磨损将产生颗粒，影响产品性能。
# o8 w: D. e- g$ K8 i' d不知道钢板换成铝合金板是否能避免表面磨损的问题?

easylife

Galling is the welding of 2 mating parts due to excessive friction during fastenings. This can reduce the production yield of HDD.
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+ g' z1 j/ g' P来自网络：
Anti-Galling Fasteners
) S# X# n. W$ j+ z. Q$ sUnisteel pioneered anti-galling technologies in late 1999 to overcome what is termed as galling in the HDD industries.
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# B' b( m; U6 _; Q6 zGalling 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

只能减轻，不能避免

easylife

原帖由 滕刚于 2009-2-20 16:14 发表
只能减轻，不能避免

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+ L% U# {2 N8 s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..