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AWS ERNiFeCr-2 vs. EN 1.8831 Steel

AWS ERNiFeCr-2 belongs to the nickel alloys classification, while EN 1.8831 steel belongs to the iron alloys. There are 24 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 ERNiFeCr-2 and the bottom bar is EN 1.8831 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 28
19
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 1300
630

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 12
49
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 75
2.3
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 13
1.6
Embodied Energy, MJ/kg 190
21
Embodied Water, L/kg 250
48

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 43
22
Strength to Weight: Bending, points 32
21
Thermal Diffusivity, mm2/s 3.2
13
Thermal Shock Resistance, points 38
18

Alloy Composition

Aluminum (Al), % 0.2 to 0.8
0.020 to 0.040
Boron (B), % 0 to 0.0030
0
Carbon (C), % 0 to 0.080
0 to 0.16
Chromium (Cr), % 17 to 21
0
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 11.6 to 24.6
96.6 to 99.98
Manganese (Mn), % 0 to 0.35
0 to 1.7
Molybdenum (Mo), % 2.8 to 3.3
0 to 0.2
Nickel (Ni), % 50 to 55
0 to 0.5
Niobium (Nb), % 4.8 to 5.5
0 to 0.050
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.015
0 to 0.020
Silicon (Si), % 0 to 0.35
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.0050
Titanium (Ti), % 0.65 to 1.2
0 to 0.050
Vanadium (V), % 0
0 to 0.1
Residuals, % 0 to 0.5
0