Code is not asking any NDT after PWHT
Regards
shabbir
On Feb 27, 10:57 am, "Bathula Raghuram \(Mumbai - PIPING\)"
<R.Bath...@ticb.com> wrote:
> Request to all members: Please use appropriate subject line!
>
> What is your design code, Sec VIII div 1 is mandatory RT after PWHT only
> for Ferritic SS grades. But if I am the inspector may insist for NDT
> after PWHT since thick is high in your case, alternately you may propose
> UT after PWHT instead of RT.
>
> ________________________________
>
> From: Vijay Singh [mailto:vij...@tpc.ae]
> Sent: Wednesday, February 27, 2008 10:34 AM
> To: materials-welding@googlegroups.com
> Subject: RE: 611] Re: ELEMENT WHICH GIVE LOW TEMP TOUGHNESS TO SA333
> Gr.6
>
> I need your inputs
>
> SS 321 Pipe , 42 mm thickness , welded . radiography was performed after
> welding and report cleared by TPI was OK with not a single repair
> advice on 224 mtrs...... ASTM allows radiography before PWHT , but
> client is insisting on radiography after PWHT . Is there any change in
> results if radiography is done after PWHT as compared to the radiography
> results before PWHT.
>
> What is the logic for asking for radiography after PWHT if ASTM allow
> it.
>
> rgds
>
> Vijay
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