Re: [MW:13237] B31.3 PWHT

Any weld for carbon steel (P1)with thickness above 20 mm require PWHT inaccordance with ASME B 31.3.

 

So in your case it is YES.

 

Thanks & Reagrds
 
J.Gerald Jayakumar
00968-93281596

From: mauricio padilla <mauricio_padilla_f@yahoo.com>
To: Materials & Welding <materials-welding@googlegroups.com>
Sent: Tuesday, December 20, 2011 3:13 AM
Subject: [MW:13234] B31.3 PWHT

Dear,   Please I need your Help, about ASME B31,3.   I need to know if it is required PWHT.   CASE:   Pipe A106 Grb (PN 1) wall thickness  0.844"   B31.3   Chapter V   Table 331.1.1   According to table 331.1.1 really is it necessay PWHT.   Please tell me   Is it correct?.   Best regards   Mauricio

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