Bevel the edge down to a knife edge. I like a gap about 1/16 and I run a root with 3/32 rod. Play with the amps and the travel speed. Your probably close. The color in your pics doesn't look to far off. Ok some of the joins have bevels so i will see if i can give a gap and try again, i think im clo...

Poland308 wrote:Most sch 10 pipe welded for full penetration requires an open root.

thanks for you comment.
So with an open root would the finish of weld be completely different? what size root would you suggest?

Hi guys just looking for a bit of advice on tig welding some 2.77mm thick ss sch10 304 having a bit of trouble finding a good setting and the outside weld always come out a little grey? i understand my it might be my angles but if anyone has any suggestions that would be great. Im using 1/16" g...