
Heat-treatable steels, alloy steels and free-cutting steels - Part 3: Case-hardening steels (ISO/FDIS 683-3:2018); German and English version prEN ISO 683-3:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
Heat-treatable steels, alloy steels and free-cutting steels - Part 3: Case-hardening steels (ISO/FDIS 683-3:2018); German and English version prEN ISO 683-3:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频