Friday, May 7, 2010

RE: [MW:5101] Cold Bending

Not specified in B31.3, generally cold bending is allowed without any heat treatment for non corrosive services with forming strain 20% max for 304/316 materials

From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of A D
Sent: Friday, May 07, 2010 10:27 AM
To: materials-welding@googlegroups.com
Subject: Re: [MW:5100] Cold Bending

Dear All,
  
                   For stainless steel bending and heat treatment which section we need to refer. Please give details.
 
Advance thanks
 
Louis


From: Bathula Raghuram (Mumbai - PIPING) <R.Bathula@ticb.com>
To: "materials-welding@googlegroups.com" <materials-welding@googlegroups.com>
Sent: Fri, 7 May, 2010 11:24:38 AM
Subject: RE: [MW:5096] Cold Bending

please refer para 332.2.1

-----Original Message-----
From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of dhinesh gnanadhas
Sent: Thursday, May 06, 2010 4:24 PM
To: Materials & Welding
Subject: [MW:5093] Cold Bending

Dear All,

What is the allowable Diameter differences in the "Cold Bending"?

Pipe material is ASTM A53 GrB for process piping(B31.3)


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