[MW:6695] 6694] PQR Validity

Sandeep,

Please refer to ASME IX for a better understanding as the welder is NOT qualified to weld P8 based on P1

 

You will require a new PQR for P8

 

Thank you,

 

Best Regards.

 

David Chan

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From: materials-welding@googlegroups.com [mailto:materials-welding@googlegroups.com] On Behalf Of sandeep
Sent: Wednesday, August 25, 2010 2:11 AM
To: materials-welding@googlegroups.com
Subject: [MW:6694] PQR Validity

 

Hello Everybody

 I have qualified (2005) GTAW     PQR#1 for  Material of  (P1 Gr 2) to ( P1 Gr 2).
I have WPS #1 for the same.

Welders qualify for WPS#1
I have question

1.If I want Welder to weld  Material Of P8 Gr 1
I have to develop new PQR ?
 

If you need more info let me know

Thanks

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