Sunday, August 11, 2019

Re: [MW:29941] Re: Difference between Control thickness & nominal material thickness ( Para. 331.1.3(c)

Dear Gents, 

Pls help me to clarify: 
Which thickness , Control thickness or Nominal material thicness as defined in Para. 331.1.3(c), shall be used to determine whether PWHT required or not in case preheat of 95 Deg C is NOT applied ? ( P-No. 1)

Thank you.

Vào 14:19, CN, 11 Th8, 2019 Bien_ND / weldinginspections.net <bck055@gmail.com> đã viết:
See Note 2 and Para. 331.1.3 Definitions of thickness.


Regards
Bien ND



On Saturday, August 3, 2019 at 12:06:23 PM UTC+7, anhtrang nghieng wrote:

Dear Experts, 
Could you please advise me for following question: 
Which thickness , Control thickness or Nominal material thicness as defined in Para. 331.1.3(c), shall be used to determine whether PWHT required or not in case preheat of 95 Deg C is NOT applied ? ( P-No. 1)

image.png

For case below, in accordance with ASME B31.3 2016 Ed , PWHT is required or not when preheat of 95 Deg C is NOT applied ? 
image.png
Thanks in advance.



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