Friday, May 31, 2024

Re: [MW:35041] Heat treatment

NACE MR 0175 refers only to the hardness value, not PWHT. Its requirement of client/ designer

On Tue, May 7, 2024 at 3:20 PM Shahil Saini <sainishahil98@gmail.com> wrote:
Dear all,

Can we Exempt PWHT of Weld metal as per NACE MR0175/ISO 15156-2 for carbon steel? Is there any metallurgical changes that will affect the material??

Regards,
Shahil Saini 

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