
Destructive tests on welds in metallic materials - Hardness testing Part 1: Hardness test on arc welded joints (ISO 9015-1:2001)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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Destructive tests on welds in metallic materials - Hardness testing Part 1: Hardness test on arc welded joints (ISO 9015-1:2001)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频