Re: [MW:4337] RE: 4335] PWHT OF MATERIAL P No.5B

Dear Mr. R. Bathula,

Material  SA 335 Gr. P5

P No. 5B & Group No. 1

Thanks.

Manoj

On Thu, Feb 18, 2010 at 7:46 AM, Bathula Raghuram (Mumbai - PIPING) <R.Bathula@ticb.com> wrote:

Pl. indicate complete material specification (is it P5A, P5B and which group number?)

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From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of John Manoj
Sent: Wednesday, February 17, 2010 8:02 PM
To: materials-welding@googlegroups.com
Subject: [MW:4335] PWHT OF MATERIAL P No.5B

Dear all,

I need the following information. 

what is the soaking temperature?

what is the minimum holding time? 

What is the preheat and interpass temperature?

i have to make 1" sch 80 SA 335 Gr. P5  coil and there are 5 butt joints and i have to qualify wps aslo as per ASME SEC. IX.

As per ASME SEc. VIII Div. I normal holding temp. is 675 degree C and minimum holding time is 15 minutes. 

and as per ASME SEC. II part C Holding temp. is 745 degree C and holding time  is 1 hr./ in.

Thanks & Best Regards.

Manoj.

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