Re: [MW:23745] MT before or after PWHT?

code does not say before or after for sec 8 construction, but it is good  engineering practice to MT before and after for P1 materials. As far as B31.1 power piping u have to do NDE after PWHT for materials P3,4,5,15E  

THANKS & BEST REGARDS,

KG.PANDITHAN, IWE,  AWS-CWI, CSWIP 3.1,

CONSULTANT-WELDING & QUALITY

On Mon, Oct 19, 2015 at 7:11 AM, Urdiansyah <urdiansyah@gmail.com> wrote:

Dear Expert,

 

Currently I work at fabricator of Pressure vessel and Heat exchanger,

During Renewal ASME, AI question about MT shall be done before or after PWHT ?

Kindly  advice for this matter

 

Thank you for answered,

 

Best Regards,

Urdiansyah

Engineering PIC

PT.Daekyung Indah Heavy Industry

Cilegon Plant :

Jl. Australia II Kav. K1 Kawasan Industri (KIEC)

Cilegon 42443, Banten - INDONESIA 

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