welding hardened steel

What problems, if any, arise when welding hardened steel by TIG?


Reply to
JD Fowler
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I'll add that I've had good luck using 312 or 309 stainless filler.


Reply to
Ted Edwards

In message , JD Fowler writes

Shrinkage cracking.Would advise some preheat to slow the cooling rate through the critical range 100deg.c-room temp.

Reply to
Gwyn Phillips

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