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You are here: Home- Selling listASTM A335 P91 steel specification,ASTM A335 P91 steel chemical composition

ASTM A335 P91 steel specification,ASTM A335 P91 steel chemical composition

Posted:2012/11/28 20:08:42

ASTM A335 P91 steel specification,ASTM A335 P91 steel chemical composition

ASTM A335 P91 steel

ASTM A335 P91 steel specification:P91 is a ferritic alloy steel. This material has been in use successfully in power plant service. It is also called 9 Cr 1 Mo steel based on its composition.

ASTM A335 P91 steel chemical composition


Grade

C

Mn

P

S

Si

Gr

Mo

P91

0.08-0.12

0.30-0.60

0.020/0.010

0.020/0.010

0.20-0.50

8.00-9.50

0.85-1.05

V

N

Ni

Al

Nb

Ti

 

0.18-0.25

0.03-0.07

0.40 max

 0.02 max

0.06-0.10

0.01max

 

ASTM A335 P91 steel mechanical composition

grade

Tensile strength, min, (MPa)

Yield strength, min, (MPa)

Elongation, min, (%), L/T

P91

585

415

20/…

Katalor steel can provide P91 steel immediately, if you need P91 steel, please be free to contact us.
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