Chromate conversion coating resulting in the formation of a passivating film.
铬酸盐转化镀层导致形成钝化膜。只能使用三价铬。
It is shown that a chromate conversion coating needs to be used together with the non -chromate primer to meet the corrosion protective requirements.
试验结果表明：非铬涂层需配以含铬的转化涂层才能够满足防腐性能的要求。
The cerium conversion coating, which was prepared properly, would provide a better protection a-gainst corrosion for zinc and galvanized steel than the chromate conversion coating did.
在一定条件下，铈转化膜对锌和镀锌钢的肪蚀效果优于铬酸盐转化膜。
A conversion coating formed on magnesium alloy AM60 with a chromate-free bath mainly composed of silicate and tungstate is studied.
研究了以硅酸盐和钨酸盐为主的无铬化学处理液在镁合金上所形成的转化膜。
A conversion coating formed on magnesium alloy AM60 with a chromate-free bath mainly composed of silicate and tungstate is studied.
研究了以硅酸盐和钨酸盐为主的无铬化学处理液在镁合金上所形成的转化膜。
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