[MW:1730] Re: Fw: how to weld ASTM material A335

Dears Friends pending standards constuction, ASME B31.3

 Table 331.1.1 Requirements for Heat Treatment

 

Carlos Oliveros

   Insp. Sold

 

On dom 08/03/09 13:38 , Ahmed Eissa ahmedeissa16@yahoo.com sent:

--- On Sun, 3/8/09, Ahmed Eissa wrote: From: Ahmed Eissa Subject: how to weld astem material A335 To: materials-welding@googlegroups.com Date: Sunday, March 8, 2009, 5:35 PM dear,all   we are going to weld material A335 P no 9 ,11  and 5 Seamless Ferritic Alloy-Steel Pipe for High-Temperature services. can any one help how to do preheat and post weld heat treatment. if possible i will be glad if any one share a premade WPS and PQR to use as guide   thanks in a dvance

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