Hello,
I'm working on Narrow Groove Welding of Carbon Steel for pressure Vessels (SA 516 Gr. 70)
I donot want to go for Backing strip method. Hence prefer the Back gouging method.
Wanted to know from where can i get the Groove design detail and the consumable detail along with the current and...
As per earlier code, when welder was qualified on 3/4" and above,base metal thickness qualified was max. to be welded. Now as per latest code ,if welder welds 1/2" and above, qualification range is maximum to be welded.
if we have qualified welder on 16 mm thick plate before the new code came...