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AWS ER80S-Ni3 vs. S30441 Stainless Steel

Both AWS ER80S-Ni3 and S30441 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-Ni3 and the bottom bar is S30441 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 27
45
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 630
580
Tensile Strength: Yield (Proof), MPa 530
230

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.7
3.4
Embodied Energy, MJ/kg 23
50
Embodied Water, L/kg 52
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
210
Resilience: Unit (Modulus of Resilience), kJ/m3 740
140
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
21
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 19
13

Alloy Composition

Carbon (C), % 0 to 0.12
0 to 0.080
Chromium (Cr), % 0
17.5 to 19.5
Copper (Cu), % 0 to 0.35
1.5 to 2.5
Iron (Fe), % 93.2 to 96.6
62 to 71.7
Manganese (Mn), % 0 to 1.3
0 to 2.0
Nickel (Ni), % 3.0 to 3.8
8.0 to 10.5
Niobium (Nb), % 0
0.1 to 0.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.025
0 to 0.045
Silicon (Si), % 0.4 to 0.8
1.0 to 2.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0
0.2 to 0.8
Residuals, % 0 to 0.5
0