F55

Time:2019-08-14

Similar grade:

GB/T

UNS

ID

W.Nr

022Cr25Ni7Mo4WCuN

S32760

F55

1.4501

 

chemical composition: 

alloy static

%

Ni

Cr

Mo

N

C

Mn

Si

S

P

Cu

W

F55

最小

6

24

3

0.2






0.5

0.5

最大

8

26

4

0.3

0.03

1

1

0.01

0.03

1

1


The minimum mechanical properties of the alloy at room temperature:

alloy static

Tensile Strength

Rm N/mm²

Yield Strength 

Rp0.2 N/mm²

longatSion  A5  %

Brinell hardness  HB

Solution treatment

820

550

25

-


F55 alloy has the following characteristics:

F55 has high mechanical strength and good ductility at atmospheric temperature and subzero temperatures, and corrosion resistance to the marine environment. Good resistance to abrasion, corrosion and cavitation and can also be used in acidic media working environments.


The application areas of the F55 application range are:

Primarily used in oil and gas and marine applications, it is commonly used in pressure vessels, choke valves, trees, flanges and piping systems.



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