?NORM EN ISO 683-3:2019现行
Heat-treatable steels, alloy steels and free-cutting steels - Part 3: Case-hardening steels (ISO 683-3:2019)
出版：Osterreichisches Normungsinstitut/Austrian Standards
专家解读视频
This document specifies the technical delivery requirements for - semi-finished products, hot formed, e.g. blooms, billets, slabs (see NOTE 1), - bars (see NOTE 1), - wire rod, - finished flat products, and - hammer or drop forgings (see NOTE 1) manufactured from the case-hardening non-alloy or alloy steels listed in Table 3 and supplied in one of the heat-treatment conditions given for the different types of products in Table 1 and in one of the surface conditions given in Table 2.
ISO 683-3:2019 - Identical
EN ISO 683-3:2019 - Identical
ISO 683-3:2019 - Identical
EN ISO 683-3:2019 - Identical
