On 14 Dec, 15:25, sanjay <sanju2...@yahoo.com> wrote:
> Hi Friends,
>
> I have a dissimilar material joint of P1 to P8, having PWHT. Thickness
> of the joint is 75mm. As per UCS 56, we can perform PWHT at 620 Deg C
> for 135minutes, but that will sensitise P8 material. So we want to
> perform PWHT at 435 Deg C.
>
> Please advice the duration of PWHT and how to arrive at that
> duration.
>
> Regards.
>
> Sanjay Jain
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Sunday, December 14, 2008
[MW:1399] Re: Equivalent PWHT
Pl. check Table UCS-56.1 for alternative PWHT requirements!
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