Re: [MW:12292] PDR for welder overlay on flanges

1)Yes.

2)Yes.

I assume that these flanges are part of nozzles.

Permanent blind flanges which are part of Vessels shall also be U-part stamped if overlayed by welding.( Example: Manway blinds)

Arunachalam

On Fri, Aug 19, 2011 at 8:44 PM, imran khan <imransian@gmail.com> wrote:

Dear All,

 

we are pressure vessel manfacturer  having U - Stamp , we purchase some flanges of carbon steel  which are overlayed, But the supplier did not provide PDR

my question is ,

 

1) Is it required?(Section VIII div. 1 addition 2007)

2)Does the flanges should be stamped "U"

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With Best Wishes,

 

Imran

 

   

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Arunachalam.A,

Abu Dhabi Gas Industries Ltd,

P.O.Box # 50124

Abu Dhabi, UAE

Mobile : +971-50-5257122

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