Wednesday, July 11, 2012

[MW:14844] Re: Multiple PQRS with One WPS & QW-200.4 (a) & (b)

dear one,
Yes.You can combine and use it.
Pl refer earlier just one week before for 200 a & b details discussion
n expert view.

Regards,
Mohd.

On Jul 11, 10:48 am, CHINTUKUMAR GANDHI <cgandhi1...@yahoo.com> wrote:
> Dear Experts,
>
> Good day,
>
> May I use 2 PQRs to make a single WPS detailed as below for welding of 3.73 mm. Min. Thk. & 12 mm. Max. Thk. production joints with Impact.
>
> PQR-1 (PWHT, Without Impact)
> Process TIG+ SMAW. Base Metal T welded- 16 MM.
> TIG Process t - 2.5 mm. & SMAW t- 13.5 mm.
>
> PQR- 2 (PWHT, With Impact MDMT -45º C.)
> Process TIG + SMAW. Base Metal T welded- 5 mm.
> TIG Process t- 2.5 mm. & SMAW t- 2.5 mm.
>
> Refering to QW-401.3 & QW-403.6 of ASME Sec. IX, combining these 2 PQRS, my qualified T shall be 2.5 mm. to 32 mm. with Impact and 1.6 mm. to 32 mm. without Impact. Qualified t shall be 5 mm. for TIG and 32 mm. for SMAW.
>
> Please correct me if I am wrong. I am little bit confused with clause QW-200.4 of ASME Sec. IX. It would be appreciated if any body can explain in detail with example.
>
> Thanks & regards,
>
>
> C. R. GANDHI
>

--
To post to this group, send email to materials-welding@googlegroups.com
To unsubscribe from this group, send email to materials-welding+unsubscribe@googlegroups.com
For more options, visit this group's bolg at http://materials-welding.blogspot.com/
The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.

No comments:

Re: [MW:34832] Inquiry about Single Bevel with Back Grinding

Dear Uday, As per your question that one is called with backing only,Simple both side you are welding it is backing with strip or without st...