Duplex Stainless: 22CR

22 Chrome is supplied as a cold-worked duplex stainless steel intended for sweet (CO2) wells containing Chlorides and low levels of H2S. This alloy is classified in MR0175/ISO15156 as a duplex stainless steel having Pitting Resistance Equivalent Number < 40, suitable for H2S pp < 0.3 psi.

Corrosion Resistance

Moderate

Alloy Group

Duplex Stainless

Yield Stregth

65 - 145

Wall Tolerance

0.875

Density

0.2837

Pren

30.53 - 37.75

Element Composition

El.
Min:
Max:
C
×
0.03%
Cr
21%
23%
Ni
4.5%
6.5%
Mo
2.5%
3.5%
N
0.08%
0.2%
Si
×
1%
Fe
63.72%
71.92%
Mn
×
2%
P
×
0.03%
S
×
0.02%

Alloy Files

22-Chrome-Datasheet.pdf
PDF
Alloy Products
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