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Duplex Steel 2205 Coil

Home Duplex Steel 2205 Coil
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Features

  •  Higher corrosion resistanceconductivity

  •  Fire and heat resistance

  •  Strength to weight advantage

  •  Toughness and impact resistance

  •  Ease of Fabrications

  •  Hygiene

  •  Aesthetic Appearance

  •  Low maintenance cost

  •  Long Term Value


Duplex Steel 2205 Coil Mechanical Properties


SAF 2205

Tensile strength (min)

550 MPa

0.2% Proof Strength (min)

800 MPa

Elong. (in 50mm) (min)

15%

Hardness (max)

-



Duplex Steel 2205 Coil Chemical Composition


Grade

 

C

Mn

Si

P

 

Cr

Mo

Ni

N

2205 (S31803)

Min
Max

-
0.030

-
2.00

-
1.00

-
0.030

-
0.020

21.0
23.0

2.5
3.5

4.5
6.5

0.08
0.20

2205 (S32205)

Min
Max

-
0.030

-
2.00

-
1.00

-
0.030

-
0.020

22.0
23.0

3.0
3.5

4.5
6.5

0.14
0.20


Duplex Steel 2205 Coil Specifications


  •  Standards: ASTM A240 / ASME SA 240

  •  Grades: UNS No. S 31803, S 32205, S 32550, S 32750 and S 3276




Duplex Steel 2205 Coil Benefits


  •  High strength

  •  High resistance to pitting, crevice corrosion resistance.

  •  High resistance to stress corrosion cracking, corrosion fatigue and erosion

  •  Good sulfide stress corrosion resistance

  •  Low thermal expansion and higher heat conductivity than austenitic steels

  •  Good workability and weld ability

  •  High energy absorption




Applications


  •  Pump Shafts

  •  Heat Exchangers

  •  Water heaters Pressure vessels

  •  Valve Components



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