UNI EN ISO 3690 : 2018现行
Welding and allied processes - Determination of hydrogen content in arc weld metal
出版：Ente Nazionale Italiano di Unificazione (UNI)
专家解读视频
This document specifies the sampling and analytical procedure for the determination of diffusible hydrogen in martensitic, bainitic, and ferritic steel weld metal arising from the welding of such steels using arc welding processes with filler material.
ISO 3690:2018 - Identical
EN ISO 3690 : 2012 - Identical
EN ISO 3690:2018 - Identical
EN ISO 3690 : 2012 - Identical
ISO 3690:2018 - Identical
EN ISO 3690:2018 - Identical
