I have came across situation where there is Client approved WPS to weld 60" X 19.05 mm thick CS Pipe & Fitting for sea water service wihtout PWHT.
But the Material received has thickness more then 20 mm some of them are upto 24 mm, as per ASME 31.3 Fig 328.4.3 (b) internal trimming is allowed to...
Find XL sheet attached as requested. Hope it meets ur requirement.http://files.engineering.com/getfile.aspx?folder=8cced3fa-2ff3-413f-8767-a07ef350fb47&file=Weld_Deposite_Calculations.xls
Thanks for Your reqlay. It means we cant use ie PWHT'd PQR to support non PWHT WPS.
Again Instead of qualifying a new procedure is it allowed as per codes to do the PWHT for line which is not havin any requirement as per the calss.
Pipe Class# API 5L, 60" X 19.05 Thick
Design Code# B31.3, Sea...
Dear all,
We have a Sec IX qualified WPS for Sour service with impact & PWHT, I wonder can we use the Same for line which is non Sour and dosent require PWHT(Thickness-19mm).
Kindly clarify,
Thanks & Regards
MechInspec
Check out this link
http://www.engineersedge.com/torque_table_sae_ftlbs.htm
http://www.portlandbolt.com/technicalinformation/bolt-torque-chart.html
Regards