What are the basic rules for back gasing , I just presume that at the bigining you let more argon in just to let the air out and after that you back off on the CFM of argon , and what about the size of hose in and the size of the exit hole ???????
I am welding a davits , round 1 inche .065 SS316 .
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Thread: What 's the rules for purging .
02-08-2009, 07:46 PM #1
What 's the rules for purging .FABRICATION-CRÉATION K ZEN