Re: [MW:27569] Re: PWHT required or not for Saddle welded to pipes

Dear Chandra,

If the piping class and weld joint required PWHT ,Same line support pad(directly weld to the pressure part pipe)only required PWHT.

Regards,

PETER SOLOMAN

On Sat, Mar 24, 2018 at 4:42 PM, Vairamuthu <vaira.muthu.78@gmail.com> wrote:

Yes. PWHT required as it is directly welded to pressure part.

On Thursday, December 21, 2017 at 9:14:19 AM UTC+3, bapun wrote:

Dear Expert 

                    Kindly help me out to decide whether we have to perform PWHT or not for Pipe to Saddle support fillet welding .Design  Code ASME B 31.1 .The details given below and its a long distance pipe rack job

The saddle material is ASTM A387 GR 11.

The welding type is fillet welding.

HP pipe detail - DN-350,THK-28 mm and Material  ASTM A 335 P11.

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tHanks & rEgards

Chandra Bhanu Mohapatra

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