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AWS ERNiCrMo-4 vs. EN 1.8831 Steel

AWS ERNiCrMo-4 belongs to the nickel alloys classification, while EN 1.8831 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-4 and the bottom bar is EN 1.8831 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 28
19
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 790
630

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Melting Completion (Liquidus), °C 1590
1460
Melting Onset (Solidus), °C 1530
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.3
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 13
1.6
Embodied Energy, MJ/kg 170
21
Embodied Water, L/kg 280
48

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 21
21
Thermal Shock Resistance, points 22
18

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.040
Carbon (C), % 0 to 0.020
0 to 0.16
Chromium (Cr), % 14.5 to 16.5
0
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 4.0 to 7.0
96.6 to 99.98
Manganese (Mn), % 0 to 1.0
0 to 1.7
Molybdenum (Mo), % 15 to 17
0 to 0.2
Nickel (Ni), % 50 to 63.5
0 to 0.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 0.080
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0 to 0.1
Residuals, % 0 to 0.5
0