Alloy31

Time:2019-08-14

Similar grade

UNS

AISI/ASTM

W.Nr

N08031

Alloy31

1.4562

 

chemical composition: 

alloy

%

Ni

Cr

Fe

Mo

N

C

Mn

Si

S

Cu

P

Alloy20Cb-3

min

30

26

margin

6

0.15





1


max

32

28

7

0.2

0.015

2

0.3

0.01

1.4

0.02


Physical properties:

density

8.1 g/cm3

Melting point

1350-1370 


The minimum mechanical properties of the alloy at room temperature:

alloy

Tensile Strength Rm N/mm²

Yield Strength Rp0.2 N/mm²

ElongatSion A5  %

Solution treatment

650

350

35

Alloy31 alloy has the following characteristics:

A nitrogen-containing iron-nickel-chromium-molybdenum alloy with a face-centered cubic lattice structure, a 0.2% nitrogen content stabilizes the austenite phase and reduces the tendency of precipitation of intermetallic phases. Performance between super austenitic stainless steel and existing nickel based alloy


Alloy31 application range applications are:

Suitable for industrial applications such as chemical and petrochemical, environmental engineering and oil and gas production.



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