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The loose connection of threaded fasteners is one of the common problems. The mo...
Pre-treatment of aluminum and aluminum alloy parts before coating can enhance th...
The phosphating of zinc and zinc alloys is often used in electro-galvanizing, ho...
At present, in industrial applications, most of them are oxidized or phosphated ...
There are various schools of thought on the mechanism of hydrogen embrittlement:...
Surface heat treatment refers to a metal thermal processing process in which the...
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