You have to simulate the weld in the PQR exactly similar to that being actually done on the job. If your weld shall be going under PWHT in you job, then yes you have to perform pwht on the pqr also. If not then pqr shall not call for pwht.
Ankur.
On Mon, Aug 23, 2010 at 9:46 AM, subrata das <sdas@pkgroup.org> wrote:
--Dear All
I have a job in which Alloy Steel to Non-ferrous pipe to be weld. While conducting PQR Is it necessary to do PWHT on the test coupon.
Regards
Subrata Das
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.
--
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:
Post a Comment