WPS & PQR for P8-P1 and P8-P8 as per ASME Sec.IX

[SANJAY SINGH]

Dear Experts ,

            Can anyone suggest my below queries

1. I have WPS and PQR with P8 to P1 Base metal  Grade 316 to E250 BR then can I use this PQR for SS304 Grade base metal welding .

2. Similarly I have P8-P8 WPS , PQR in Grade SS316 then can I use this PQR for the welding of SS304 base metal.

Pls. suggest .

Regards 

S.R.Singh

[Parminder Singh]

Dear Sanjay

Yes you can use, but subject to : 

1. No Charpy Impact Test requirements 

2. No Heat Treatment requirements

Thanks 

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[Hai Tran Ngoc]

No, because they are produced with different standards.

SS304 & SS316 refer to JIS standard
Materials related to P1 and P8 refer to ASME Sec II Part A and ASTM standards.
According to ASME Sec IX, the above issues are essential variables.

Vào Th 5, 29 thg 2, 2024 lúc 17:40 SANJAY SINGH <sanjay.k...@gmail.com> đã viết:

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[Vinay]

Dear Sanjay ..E250BR is SA-36 . You have a WPS/PWR  for P1-P8 ..You can not use it for P8 -P8.             U can use P8-P8 PWR for SS 304

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