Chinese Standard: GB/T 20644.1-2006

Special environmental condition—Guidance for choosing—Part 1:Metals protection

中国电器工业协会

GB/T 20644的本部分给出了高原、干热、干热沙漠特殊环境条件下金属表面防护选用导则。本部分适用于金属表面的涂膜、金属覆盖层及转化膜。

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