Standard Methods for Determination of the Diffusible Hydrogen Content of Martensitic, Bainitic, and Ferritic Steel Weld Metal Produced by Arc Welding, includes Amendment 1 (2018)

Published by	Publication Date	Number of Pages
AWS	11/12/1992	17

Category: AWS

Description

AWS A4.3-93 (R2006) – Standard Methods for Determination of the Diffusible Hydrogen Content of Martensitic, Bainitic, and Ferritic Steel Weld Metal Produced by Arc Welding, includes Amendment 1 (2018)

Standard 25 x 12 x 80 mm test specimen and method of preparation set forth with two standard methods of diffusible hydrogen analysis, mercury displacement and gas chromatography. The methods are suitable for SMAW, GMAW, FCAW.