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AWS ERNiCrCoMo-1 vs. EN 1.7117 Steel

AWS ERNiCrCoMo-1 belongs to the nickel alloys classification, while EN 1.7117 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrCoMo-1 and the bottom bar is EN 1.7117 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
72
Tensile Strength: Ultimate (UTS), MPa 710
660 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 330
270
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 75
2.6
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 10
1.5
Embodied Energy, MJ/kg 140
21
Embodied Water, L/kg 350
51

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 23
24 to 69
Strength to Weight: Bending, points 21
22 to 44
Thermal Diffusivity, mm2/s 3.5
12
Thermal Shock Resistance, points 19
20 to 58

Alloy Composition


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Aluminum (Al), % 0.8 to 1.5
0
Carbon (C), % 0.050 to 0.15
0.49 to 0.56
Chromium (Cr), % 20 to 24
0.7 to 1.0
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
95.2 to 96.4
Manganese (Mn), % 0 to 1.0
0.7 to 1.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 42.7 to 61.2
0.5 to 0.7
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.0
1.2 to 1.5
Sulfur (S), % 0 to 0.015
0 to 0.025
Titanium (Ti), % 0 to 0.6
0
Residuals, % 0 to 0.5
0