Dears,
Is there any exemption for shell Nozzle and shell manways greater than 2" diameter (as a prefabricated assembly ) from PWHT.
MOC : Group V material as per API 650 (ASTM A 516 Gr 70 N)
Any clause interpretation with API 650 13th edition is highly appreciated.
Regards
Vinoth kannaWelding Engineer I GPS Oman
https://materials-welding.blogspot.com/
https://www.linkedin.com/groups/122787
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