This mat is equivalent to 2.25 Cr+1Mo plus V addition. In this heat resistance matl it is better to backpurge to get smooth root weld
Pandithan
Cethar Ltd
On Sat, Aug 13, 2011 at 9:24 PM, Endri Prasetyo <endri.prasetyo@gmail.com> wrote:
Dear Experts,When we join the material of 12Cr1MoVG by TIG welding (root pass), is it possible/acceptable if we don't apply gas purging for back side?Please advise.Regards,Endri--
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