Re: [MW:23912] Bulge P-91 Pipe after PWHT

It is closed

On Tue, Nov 24, 2015 at 2:15 PM, shanmuganathan .subbiah <shanmuganathan.subbiah@gmail.com> wrote:

Dear 

Both end closed or not during PWHT?

On Tue, Nov 24, 2015 at 12:26 PM, pradip kumar Sil <pradipsil@gmail.com> wrote:

Dear Expert,

In P91 Material ( HRSG header Joint ) after pwht one joint is bulge.We did  Preheating ,Welding , Post Heating,& PWHT in proper way.

Can anybody explain why this bulge occurs & remedy.

During fit-up inspection & weld visual inspection all round the joint is perfect but after PWHT pipe is bulge 140 mm away from the   weld ment

Pic Attached

Regards,

Pradip

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Regards

SHANMUGANATHAN SUBBIAH

AIB- Vincotte International & Partners LLC

PO.Box-420, PC -116

MAF, Sultanate of Oman

Tel: +968 24565771

Fax: +968 24565772

Mob: +968 92096714

Web:www.vincotte.com

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