the corrosion protection method of screws?
Update Time:2017-07-12

Stainless steel screw surface corrosion treatment refers to the use of various methods in the metal surface to impose a maintenance layer, its role is to metal and corrosive environment isolation to inhibit the corrosion process, or reduce the corrosive media and metal appearance contact, and reach Avoid or reduce the purpose of corrosion.

The maintenance layer should be able to meet the following requirements:

corrosion resistance, wear resistance, high hardness,

the structure of tight, intact, small pores.

with the base metal separation strong, good adhesion.

    the average spread and have a certain thickness.

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