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S45000 Stainless Steel vs. AWS ERNiCrMo-10

S45000 stainless steel belongs to the iron alloys classification, while AWS ERNiCrMo-10 belongs to the nickel alloys. They have a modest 26% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S45000 stainless steel and the bottom bar is AWS ERNiCrMo-10.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Elongation at Break, % 6.8 to 14
28
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 980 to 1410
790

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 1440
1550
Melting Onset (Solidus), °C 1390
1490
Specific Heat Capacity, J/kg-K 480
420
Thermal Conductivity, W/m-K 17
10
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 13
70
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.8
12
Embodied Energy, MJ/kg 39
160
Embodied Water, L/kg 130
300

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 35 to 50
25
Strength to Weight: Bending, points 28 to 36
21
Thermal Diffusivity, mm2/s 4.5
2.7
Thermal Shock Resistance, points 33 to 47
21

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.015
Chromium (Cr), % 14 to 16
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 1.3 to 1.8
0 to 0.5
Iron (Fe), % 72.1 to 79.3
2.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 0.5
Molybdenum (Mo), % 0.5 to 1.0
12.5 to 14.5
Nickel (Ni), % 5.0 to 7.0
49 to 63
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.080
Sulfur (S), % 0 to 0.030
0 to 0.010
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35
Residuals, % 0
0 to 0.5