Re: welding of T91 and P91

Posted by chen on January 31, 2005 at 01:38:40:

In Reply to: welding of T91 and P91 posted by Dr.S.Suresh on February 24, 2004 at 03:24:54:

: to whomsoever concerned,

: I am interested to know if we can weld T91 tube to tube joints without backing gas or back purging

: Secondly I wish to know if we can use resitance heating method with ceramic pads for post weld heat treatment of thcik walled pipes made of P91

:
: Dr.Sureh

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