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Acidur 4541

Alternative and trade names
1.4541, 1.4878, Type 321, Type 321H, SUS321, 08X18H10T, 12X18H10T
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Properties

Electrical

Electrical resistivity ρel

7.3E-7 Ω·m at 20 °C

General

Density ρ

7.9 g/cm³ at 20 °C

Mechanical

Charpy impact energy aK,charpy

100 J at 20 °C

min

Charpy impact energy, transverse aK,charpy,Trans

100 J at 20 °C

min

Elastic modulus E

200 GPa at 20 °C

Show chart

Elongation A2 A2

40 % at 20 °C

min

Elongation A2, transverse A2,trans

40 % at 20 °C

min

Elongation A5 A5

40 % at 20 °C

min

Elongation A5, transverse A5,trans

40 % at 20 °C

min

Hardness, HBW HBW

215 [-] at 20 °C

max

Hardness, HBW, trans HBW

215 [-] at 20 °C

max

Hardness, Rockwell C HRC

22 [-] at 20 °C

max

Hardness, Rockwell C, trans HRC

22 [-] at 20 °C

max

Reduction of area Z

50 % at 20 °C

min

Reduction of area, transverse Ztrans

50 % at 20 °C

min

Tensile strength Rm

515 - 700 MPa at 20 °C

Tensile strength, transverse Rm,trans

515 - 700 MPa at 20 °C

Yield strength Rp0.2 Rp0.2

210 MPa at 20 °C

min

Yield strength Rp0.2, transverse Rp0.2,trans

200 MPa at 20 °C

min

Yield strength Rp1.0 Rp1.0

235 MPa at 20 °C

min

Yield strength Rp1.0, transverse Rp1.0,trans

235 MPa at 20 °C

min

Thermal

Coefficient of thermal expansion α

1.6E-5 1/K at 100 °C

Show chart

Specific heat capacity cp

500 J/(kg·K) at 20 °C

Thermal conductivity λ

15 W/(m·K) at 20 °C

Chemical properties

Element

Weight %

Comment

Fe

-

balance

Ti

-

5C + N to 0.70

Cr

17 - 19 %

Ni

9 - 12 %

Mn

2 %

max

More

Technological properties

Processing history

Quenched

This material data has been provided by Deutsche Edelstahlwerke Specialty Steel (DEW).

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.