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ASTM E 381 : 2020現(xiàn)行
Standard Method of Macroetch Testing Steel Bars, Billets, Blooms, and Forgings
出版：American Society for Testing and Materials
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基本信息
標(biāo)準(zhǔn)編號(hào)： ASTM E 381 : 2020
標(biāo)準(zhǔn)類別：Standard
出版單位：American Society for Testing and Materials
標(biāo)準(zhǔn)頁數(shù)：5
標(biāo)準(zhǔn)簡介
1.1Macroetching, which is the etching of specimens for macrostructural examination at low magnifications, is a frequently used technique for evaluating steel products such as bars, billets, blooms, and forgings.
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