Re: [MW:20902] Difference between P-91 and Stainless Steel (Austenitic Stainless Steel)

1. poor in P91

2. More for P91

3. Fair for P91

4. Coefficient of thermal expansion more

5 good

THANKS & BEST REGARDS

KG.PANDITHAN, AWS-CWI, CSWIP 3.1

CONSULTANT-WELDING & QUALITY

On Tue, May 27, 2014 at 4:24 PM, ARUNABH BERA <bonjoe23@gmail.com> wrote:

 What are the fundamental difference between P-91 and Austenitic Stainless Steel in terms of the following

i. Weld Corrosion

ii. Heat Input requirement 

iii. Weldability

iv. Coefficient of Heat Expansion 

v. Reponse in terms of High temperature Service

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