Hardnes values
Hardnes values
(OP)
I am qualifying Low Temp welding procedures with Impact test at -45°F. The required hardness of the weldmetal and the HAZ is max 200 BHN.
My question is do i have to do PWHT to meet the hardness requirement, and what wil be the effect of PWHT on Charpy impact values.
My question is do i have to do PWHT to meet the hardness requirement, and what wil be the effect of PWHT on Charpy impact values.





RE: Hardnes values
RE: Hardnes values