Regardless codes, your odds to succeed are minimal if you don not perform PWHT. T&R From: materials-welding@googlegroups.com <materials-welding@googlegroups.com> on behalf of anthony chundal <anthony.chundal@gmail.com> Sent: Friday, December 30, 2016 9:50 AM To: materials-welding@googlegroups.com Subject: Re: [MW:25855] PWHT reqmt for welds as per API 6D It is indeed mandatory for Pwht as per ucs 56 of sec viii div 1 for thk above 38 mm,& you should have pqr qualified with Pwht. On Dec 30, 2016 10:57 AM, "Vadivel Mahadevan" < vadivelmahadev@gmail.com > wrote: This message is eligible for Automatic Cleanup! ( vadivelmahadev@gmail.com ) Add cleanup rule | More info Dear Experts, I have a Groove weld joint of thickness 40mm. The standard i need to follow is API 6D.. Welding procedures qualified under ASME sec.IX without PWHT with a test coupon of 50mm thickness of material ASTM ...
Materials selection, welding, forming, Heat treatment, corrossion, NDT