Can someone please assists me with the welding process I require to know the pre heat and post heat requirements to weld strips of Bisalloy 12-HX450 grade to 4140 HT material. The use of this will be for the drilling industry.
I hope someone can help
Look forward to your replies
1 comment:
i have a question
what is the difference of
1)after welding then straight away go for post heating
2)after welding , then pause welding (welding duration too long) then when welding is done(after 2 days of welding ) then only proceed to post heat.
will the paused gap affect anything?
thx!!!
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