Re: [MW:30344] PWHT For Trunnion support

Governing thickness is as per B31.1 & 31.3 is Nominal material thickness??

On Sat, 4 Jan 2020 9:50 pm Tajuddin Mohammed, <tajuddinjntu@gmail.com> wrote:

Yes we need to do the  PWHT of these type of joints as it is directly welded to the pipe

Mohammed Tajuddin

On Sat, 4 Jan 2020, 6:07 pm Chiranjeevi A, <chiranjeevipuvvula@gmail.com> wrote:

Dear Raghuram Bathula,

   The main run pipe 20" is having thickness of 31.mm and being subjected to PWHT.

A dummy leg (12") is welded to the main pipe as dummy leg. pls confirm that, do we require PWHT at this joints as highlighted in below snap

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