Duplex 2205 Stainless Steel

UNS S31803, UNS S32205, ASTM A182, ASTM A276, ASTM A479

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2205Our Duplex 2205 Stainless Steel is a nitrogen-enhanced duplex used in applications requiring high strength and excellent corrosion resistance. It is designed to combine improved resistance to stress corrosion cracking, pitting and crevice corrosion. Duplex 2205 provides nearly double the corrosion resistance typical in other austenitic stainless steels.

Best Stainless supplies Duplex 2205 SS for a variety of industries including oil & gas, petrochemical, marine and pulp & page factories. Best stainless also offers Duplex 2507.

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Duplex 2205 Mechanical Properties

ConditionUltimate Tensile
Strength (PSI)
0.2% Yield
Strength (PSI)
Elongation
(% In 2in.)
Reduction Of
Area (%)
Hardness
Brinell
Hardness
Rockwell
 
Annealed 90,000 65,000 25 * 290  C30  Quote »

Duplex 2205 Chemical Properties

 CMnSiPSCrMoNiN 
2205
(S31803)
0.03
Max
2.0
Max
1.0
Max
0.03
Max
0.02
Max
Min:
21.0
Max:
23.0
Min:
2.5
Max:
3.5
Min:
4.5
Max:
6.5
Min:
0.08
Max:
0.20
Quote »
2205
(S32205)
0.03
Max
2.0
Max
1.0
Max
0.03
Max
0.02
Max
Min:
22.0
Max:
23.0
Min:
3.0
Max:
3.5
Min:
4.5
Max:
6.5
 Min:
0.14
Max:
0.20
Quote »

Stainless Steel 2205 Applications

Stainless Steel 2205 Stock Shapes

Duplex 2205 Stainless Steel Industry Standards

  • UNS S31803
  • UNS S32205
  • ASTM A182
  • ASTM A276
  • ASTM A479

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