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表面处理

蓝点试验怎么判定合格

王王质检·11/1/2026, 1:59:13 AM👁 175

酸洗钝化后用蓝点试验检验,出现蓝点是不是一定不合格?判定标准怎么定?

#蓝点试验#钝化#检测
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Replies (1)

王
王质检11/7/2026

一般规定 30 分钟内不出现蓝点;完全无蓝点当然最好,但要看客户约定。