Dear Sir,
You may check your existing PQR soaking temperature tolerance. Normally we will give +/- 40 to 50 degree Celsius. If it is with in that range you may use the same one.
Thanking You,
Honesty is the best Policy
With Warm Regards,
Muthu Barathi P
Mobile No:00962788269821 (Jordan)
00962775401951
From: Vijay Katkar <katkar.vijay22@gmail.com>
Sent: Sun, 25 Sep 2011 12:54:36
To: materials-welding@googlegroups.com
Subject: [MW:12516] WPS Heat treatment condition
Dear All,
Regarding heat treatment ,
I have P1 to P8 PQR with following heat treatment,
Loading temperature :- 350 ̊C
heating rate : 70 ̊C /hr
Socking temperature: 620 ̊C
Cooling rate : 70 ̊C/hr
Unloading temperature: 350 ̊C
our job requirement is
Loading temperature :- 350 ̊C
heating rate : 70 ̊C/hr
Socking temperature: 670 ̊C
Cooling rate : 70 ̊C/hr
Unloading temperature: 350 ̊C
Is it possible to use above PQR for same job if yes please tell me the reference in section IX. or this not possible then why because above all temperature below lower critical temperature..
please advice your valuable experience..............
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To post to this group, send email to materials-welding@googlegroups.com
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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.
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