Re: [MW:11815] T91+SS welding

Yes, PWHT will be required for any welding on T91 irrespective ofthe filler metal composition. Generally speaking you should not weld T91 to SS  directly. The best way is to use Inconel buttering followed by PWHT befre the final welding with Alloy steel.

On Mon, Jul 18, 2011 at 2:51 PM, Naresh Kumar <snareshkumar30@yahoo.com> wrote:

Dear friends,

Any one guide me whether SA213 T91+SA213 TP304 welding PWHT require or not. Filler wire used:

ER NiCr3

 

Regards,

S.Nareshkumar

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