Posted by Tony Conner on October 14, 2001 at 08:01:58:
In Reply to: welding failure of the feed nipple entering the drum posted by gk on October 14, 2001 at 01:14:20:
Is this a socket weld? If it is, was the nipple bottomed out in the fitting, then pulled back 1/16" before welding? If not, the thermal expansion of the nipple expanding against the bottom of the socket fitting can result in cracking at the filet weld after a period of time.
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