UNS S82441 Stainless Steel
Duplex Stainless Steels
Property Overview
Density7.7g/cm³
Elastic Modulus200GPa
Tensile Strength760MPa
Yield Strength550MPa
Brinell Hardness250HB
Maximum Service Temperature1090°C
Chemical Composition
C
0 to 0.030%
CR
23 to 25%
NI
3.0 to 4.5%
MO
1.0 to 2.0%
MN
2.5 to 4.0%
SI
0 to 0.7%
N
0.2 to 0.3%
P
0 to 0.035%
S
0 to 0.0050%
CU
0.1 to 0.8%
FE
62.6 to 70.2%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
28 %
Fatigue Strength
400 MPa
Poisson's Ratio
0.27
Shear Modulus
79 GPa
Shear Strength
490 MPa
Tensile Strength: Ultimate (UTS)
760 MPa
Tensile Strength: Yield (Proof)
550 MPa
Hardness
Brinell Hardness
250
Rockwell C Hardness
27
Physical
Density
7.7 g/cm 3
Thermal
Latent Heat of Fusion
290 J/g
Maximum Temperature: Corrosion
440 °C
Maximum Temperature: Mechanical
1090 °C
Melting Completion (Liquidus)
1430 °C
Melting Onset (Solidus)
1380 °C
Specific Heat Capacity
480 J/kg-K
Thermal Conductivity
15 W/m-K
Thermal Diffusivity
3.9 mm 2 /s
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
21 points
Electrical
Electrical Conductivity: Equal Volume
2.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.5 % IACS
Calculated
PREN (Pitting Resistance)
33
Resilience: Ultimate (Unit Rupture Work)
190 MJ/m 3
Resilience: Unit (Modulus of Resilience)
740 kJ/m 3
Stiffness to Weight: Axial
15 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
27 points
Strength to Weight: Bending
24 points
Environmental
Base Metal Price
16 % relative
Embodied Carbon
3.2 kg CO 2 /kg material
Embodied Energy
45 MJ/kg
Embodied Energy
45 MJ/kg 19 x 10 3 BTU/lb
Embodied Water
170 L/kg
Embodied Water
170 L/kg 20 gal/lb
Registered Designations & Aliases
S82441UNS S82441 Stainless Steel
Standards
ASTM A240 ASTM A240: Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications