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EN 1.7767 Steel vs. AWS ENiCrMo-10

EN 1.7767 steel belongs to the iron alloys classification, while AWS ENiCrMo-10 belongs to the nickel 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 EN 1.7767 steel and the bottom bar is AWS ENiCrMo-10.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Elongation at Break, % 20
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
84
Tensile Strength: Ultimate (UTS), MPa 670 to 690
710

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1470
1550
Melting Onset (Solidus), °C 1430
1490
Specific Heat Capacity, J/kg-K 470
420
Thermal Conductivity, W/m-K 40
10
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
70
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.4
12
Embodied Energy, MJ/kg 33
160
Embodied Water, L/kg 64
300

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 11
2.7
Thermal Shock Resistance, points 19 to 20
19

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.020
Chromium (Cr), % 2.8 to 3.3
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 93.8 to 95.8
2.0 to 6.0
Manganese (Mn), % 0.3 to 0.6
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
12.5 to 14.5
Nickel (Ni), % 0 to 0.25
48.4 to 63
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.15
0 to 0.2
Sulfur (S), % 0 to 0.0050
0 to 0.015
Titanium (Ti), % 0 to 0.030
0
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0.2 to 0.3
0 to 0.35
Residuals, % 0
0 to 0.5