
Heat-treatable steels, alloy steels and free-cutting steels - Part 18: Bright products of unalloyed and low alloy steels
出版:Japanese Standards Association

专家解读视频
This Standard applies to wrought unalloyed and alloyed steels in the form or bright products which are intended for mechanical purposes, for example for machine parts. It is subdivided as follows: a) clauses 5 and 6: general requirements and tests; b) clause 7: case-hardening steels; c) clause 8: steels for quenching and tempering.
ISO 683-18:1996 - Identical