Welding 8630 to X80

[nadfourchon]

Any one have suggestions on welding 8630 to X80, GTAW root and hot pass then SAW for the remaining? This is my second try and every time the 8630 HAZ hardness is well over NACE MR0175 requirements.

 

[metengr]

Please keep this post to only one forum. You posted in the Welding, Bonding and Fastener engineering forum, this is where it belongs.