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AWS ERNiCr-3 vs. EN 1.4931 Steel

AWS ERNiCr-3 belongs to the nickel alloys classification, while EN 1.4931 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 ERNiCr-3 and the bottom bar is EN 1.4931 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
17
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 630
810

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1380
1460
Melting Onset (Solidus), °C 1330
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 13
14

Otherwise Unclassified Properties

Base Metal Price, % relative 70
8.5
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 11
2.9
Embodied Energy, MJ/kg 160
42
Embodied Water, L/kg 280
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 21
29
Strength to Weight: Bending, points 19
25
Thermal Shock Resistance, points 18
22

Alloy Composition

Carbon (C), % 0 to 0.1
0.2 to 0.26
Chromium (Cr), % 18 to 22
11.3 to 12.2
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
83.2 to 86.8
Manganese (Mn), % 2.5 to 3.5
0.5 to 0.8
Molybdenum (Mo), % 0
1.0 to 1.2
Nickel (Ni), % 67 to 77.5
0 to 1.0
Niobium (Nb), % 2.0 to 3.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0 to 0.75
0
Tungsten (W), % 0
0 to 0.5
Vanadium (V), % 0
0.25 to 0.35
Residuals, % 0 to 0.5
0