UNS S82012 Stainless Steel
Duplex Stainless Steels
Property Overview
Density7.7g/cm³
Elastic Modulus200GPa
Tensile Strength800MPa
Yield Strength560MPa
Brinell HardnessUnknown
Maximum Service Temperature950°C
Chemical Composition
C
0 to 0.050%
CR
19 to 20.5%
NI
0.8 to 1.5%
MO
0.1 to 0.6%
MN
2.0 to 4.0%
SI
0 to 0.8%
N
0.16 to 0.26%
P
0 to 0.040%
S
0 to 0.0050%
CU
0 to 1.0%
FE
71.3 to 77.9%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
40 %
Fatigue Strength
480 MPa
Poisson's Ratio
0.28
Shear Modulus
78 GPa
Shear Strength
550 MPa
Tensile Strength: Ultimate (UTS)
800 MPa
Tensile Strength: Yield (Proof)
560 MPa
Hardness
Rockwell C Hardness
27
Physical
Density
7.7 g/cm 3
Thermal
Latent Heat of Fusion
280 J/g
Maximum Temperature: Corrosion
420 °C
Maximum Temperature: Mechanical
950 °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
23 points
Electrical
Electrical Conductivity: Equal Volume
2.2 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.5 % IACS
Calculated
PREN (Pitting Resistance)
24
Resilience: Ultimate (Unit Rupture Work)
290 MJ/m 3
Resilience: Unit (Modulus of Resilience)
790 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
25 points
Strength to Weight: Axial
29 points
Strength to Weight: Bending
25 points
Environmental
Base Metal Price
11 % relative
Embodied Carbon
2.4 kg CO 2 /kg material
Embodied Energy
35 MJ/kg
Embodied Energy
35 MJ/kg 15 x 10 3 BTU/lb
Embodied Water
140 L/kg
Embodied Water
140 L/kg 17 gal/lb
Registered Designations & Aliases
S82012UNS S82012 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