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Welding 9 Chrome. New to the forum tried to find the answers I was looking for but no luck. 9chrome 8heavy wall.
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Pre heat to 400 before start. After a long struggle I foundfor me the best way was to have a GOOD root gap and to feed the wire in from behind the weld pool at the bottom of the weld. Do u dip side to side or lay rod in side pipe -----both welding techniques work if done right.
Welding ss to 9 chrome P8 to P5B.
Im aware that chrome is poisonous when in gas form and not to weld it but people weld it. This is due to the development of alloys and knowledge of their performance and behaviors in varying stress and temperature ranges. Welding chrome plated steel questions. Handling welding challenges of 9-chrome-moly steel.
