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AWS ERNiCrMo-4 vs. EN 1.7767 Steel

AWS ERNiCrMo-4 belongs to the nickel alloys classification, while EN 1.7767 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-4 and the bottom bar is EN 1.7767 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 28
20
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
74
Tensile Strength: Ultimate (UTS), MPa 790
670 to 690

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Melting Completion (Liquidus), °C 1590
1470
Melting Onset (Solidus), °C 1530
1430
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
4.5
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 13
2.4
Embodied Energy, MJ/kg 170
33
Embodied Water, L/kg 280
64

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 21
22
Thermal Shock Resistance, points 22
19 to 20

Alloy Composition

Carbon (C), % 0 to 0.020
0.1 to 0.15
Chromium (Cr), % 14.5 to 16.5
2.8 to 3.3
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 4.0 to 7.0
93.8 to 95.8
Manganese (Mn), % 0 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 15 to 17
0.9 to 1.1
Nickel (Ni), % 50 to 63.5
0 to 0.25
Niobium (Nb), % 0
0 to 0.070
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 0.080
0 to 0.15
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
0 to 0.030
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0.2 to 0.3
Residuals, % 0 to 0.5
0