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AWS ERNiCrMo-2 vs. EN 1.8505 Steel

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while EN 1.8505 steel belongs to the iron alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is EN 1.8505 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 750
1050

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 11
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 55
2.8
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 9.2
1.6
Embodied Energy, MJ/kg 120
22
Embodied Water, L/kg 270
65

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 25
37
Strength to Weight: Bending, points 22
30
Thermal Diffusivity, mm2/s 2.9
11
Thermal Shock Resistance, points 20
31

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0.050 to 0.15
0.28 to 0.35
Chromium (Cr), % 20.5 to 23
1.5 to 1.8
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 17 to 20
95.4 to 97.1
Manganese (Mn), % 0 to 1.0
0.4 to 0.7
Molybdenum (Mo), % 8.0 to 10
0.2 to 0.4
Nickel (Ni), % 40.3 to 53.8
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0 to 0.5
0