Monday, March 26, 2018

Re: [MW:27568] PQR (B31.3 vs B31.1)

Dear 
PQR is as per ASME SEC IX not as per B 31.3.
So that you can use any where for P No 1.

Regards 
A P GUPTA 
IOCL BARODA
THYSSENKRUPP 



On Sat, 24 Mar 2018 at 10:07 PM, 'Maghroud Moussa' via Materials & Welding
<materials-welding@googlegroups.com> wrote:

Dear experts.

I have a PQR for P1 (GTAW, PWHT)qualified with Sec IX and B31.3. Is this PQR can used to supporte PQR in a power plant project that the code is B31.1.

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