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AWS ENiCrMo-3 vs. EN 1.7767 Steel

AWS ENiCrMo-3 belongs to the nickel alloys classification, while EN 1.7767 steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrMo-3 and the bottom bar is EN 1.7767 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
20
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
74
Tensile Strength: Ultimate (UTS), MPa 870
670 to 690

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Melting Completion (Liquidus), °C 1480
1470
Melting Onset (Solidus), °C 1430
1430
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 11
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 80
4.5
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 14
2.4
Embodied Energy, MJ/kg 190
33
Embodied Water, L/kg 290
64

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 28
24
Strength to Weight: Bending, points 24
22
Thermal Diffusivity, mm2/s 2.8
11
Thermal Shock Resistance, points 25
19 to 20

Alloy Composition

Carbon (C), % 0 to 0.1
0.1 to 0.15
Chromium (Cr), % 20 to 23
2.8 to 3.3
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 0 to 7.0
93.8 to 95.8
Manganese (Mn), % 0 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 8.0 to 10
0.9 to 1.1
Nickel (Ni), % 55 to 68.9
0 to 0.25
Niobium (Nb), % 3.2 to 4.2
0 to 0.070
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.75
0 to 0.15
Sulfur (S), % 0 to 0.020
0 to 0.0050
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0.2 to 0.3
Residuals, % 0 to 0.5
0