Technical Information

Grade

C

Mn

Si

P

S

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

Grade

Density
(kg/m3)

Elastic
Modulus
(GPa)

Mean Co-eff of Thermal
Expansion (mm/m/°C)

Thermal
Conductivity (W/m.K)

Specific
Heat
0-100°C
( J/kg.K)

Electrical
Resistivity
(nW.m)

0-100°C

0-315°C

0-538°C

at 100°C

at 500°C

2205

7805

200

13.7

14.7

-

19

-

450

850

Note: Physical properties of S31803 and S32205 are identical.

Grade

Tensile Str
(MPa) min

Yield Strength
0.2% Proof
(MPa) min

Elongation
(% in 50mm) min

Hardness

Rockwell C (HR C)

Brinell (HB)

2205

620

450

25

31 max

293 max

Note: Mechanical property requirements for S31803 and S32205 are identical.

Grade

UNS
No

Old British

Euronorm

Swedish
SS

Japanese
JIS

BS

En

No

Name

2205

S31803 / S32205

318S13

-

1.4462

X2CrNiMoN22-5-3

2377

SUS 329J3L

Note: These comparisons are approximate only. The list is intended as a comparison of functionally similar materials not as a schedule of contractual equivalents. If exact equivalents are needed original specifications must be consulted.