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AWS ER80S-Ni2 vs. S42300 Stainless Steel

Both AWS ER80S-Ni2 and S42300 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-Ni2 and the bottom bar is S42300 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 27
9.1
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 620
1100
Tensile Strength: Yield (Proof), MPa 540
850

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 52
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
4.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
5.2

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
9.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
3.2
Embodied Energy, MJ/kg 22
44
Embodied Water, L/kg 51
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
93
Resilience: Unit (Modulus of Resilience), kJ/m3 770
1840
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
39
Strength to Weight: Bending, points 21
30
Thermal Diffusivity, mm2/s 14
6.8
Thermal Shock Resistance, points 18
40

Alloy Composition

Carbon (C), % 0 to 0.12
0.27 to 0.32
Chromium (Cr), % 0
11 to 12
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 94.2 to 97.6
82 to 85.1
Manganese (Mn), % 0 to 1.3
1.0 to 1.4
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 2.0 to 2.8
0 to 0.5
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.4 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.025
Vanadium (V), % 0
0.2 to 0.3
Residuals, % 0 to 0.5
0