Wednesday, August 2, 2023

Re: [MW:34456] Requirement of separate PQR for Low Alloy steel materials

PQR holing time - 2 hrs.
Same holding time for production job.

Regards,
Ranajit Chatterjee


From: Vishwas Keskar <vvkeskar123@gmail.com>
Sent: Wed, 02 Aug 2023 08:37:56
To: materials-welding@googlegroups.com
Cc: chatterjee_ranajit@yahoo.com
Subject: Re: [MW:34454] Requirement of separate PQR for Low Alloy steel materials

What is holding time of your existing PQR ?
What is holding time of your production job?
 
Vishwas IWE
 
Sent from my iPhone
 
On 01-Aug-2023, at 7:02 PM, 'ranajit chatterjee' via Materials & Welding <materials-welding@googlegroups.com> wrote:
 
Dear Friends,

Please express your advice for any separate PQR required for Low alloy(P4/P5A/P5B) materials after weld repair (1/2 times) any weld defects where PWHT cycle applicable?
Waiting for your expertise reply.

Regards,
Ranajit Chatterjee

 

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