标准摘要
[中文适用范围]： 本文件根据焊条的化学成分规定了非合金钢和抗蠕变钢气焊焊条的命名分类。 [外文原描述]： ISO 20378:2017 specifies a classification for the designation of rods for gas welding of non‑alloy and creep-resisting steels in terms of the chemical composition of the rod.
英文名称Welding consumables — Rods for gas welding of non-alloy and creep-resisting steels — Classification