Re: [MW:35277] SA335 P91 to SA106Gr.B Dissimilar Material Welding Procedure

Not advisable due to lower critical temp of CS is around 725 celsius whereas PWHT heat treatment temp for 91 is around 745 to 760 which will affect the properties of CS

Go with Mr Keskar recomondation.

THANKS & BEST REGARDS,

KG.PANDITHAN, BE, IWE,  CSWIP 3.1,

ISO 9712 Level 2 in VT,

ASNT-Level II in PT,MT,RT & UT,

LA ISO 9001-2015, ISO 3834, EN 15085, 

International Welding Engineer. 

CONSULTANT-WELDING & QUALITY

Mobile no: +919940739349

On Mon, Sep 16, 2024 at 1:07 PM Vijay Kumar <vijaytuty@gmail.com> wrote:

Dear Experts,

I need SA335 P91 to SA106Gr.B Dissimilar Material Welding Procedure with some reference codes. 

Please share 

Thanks 

Vijayakumar

+91 8238450968

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