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AWS ERNiCrMo-3 vs. Nickel 693

Both AWS ERNiCrMo-3 and nickel 693 are nickel alloys. They have 87% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-3 and the bottom bar is nickel 693.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
34
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 870
660

Thermal Properties

Latent Heat of Fusion, J/g 330
330
Melting Completion (Liquidus), °C 1480
1350
Melting Onset (Solidus), °C 1430
1310
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 11
9.1
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 80
60
Density, g/cm3 8.6
8.1
Embodied Carbon, kg CO2/kg material 14
9.9
Embodied Energy, MJ/kg 190
140
Embodied Water, L/kg 290
320

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 28
23
Strength to Weight: Bending, points 24
21
Thermal Diffusivity, mm2/s 2.8
2.3
Thermal Shock Resistance, points 25
19

Alloy Composition


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Aluminum (Al), % 0 to 0.4
2.5 to 4.0
Carbon (C), % 0 to 0.010
0 to 0.15
Chromium (Cr), % 20 to 23
27 to 31
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 0 to 5.0
2.5 to 6.0
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 58 to 68.9
53.3 to 67.5
Niobium (Nb), % 3.2 to 4.2
0.5 to 2.5
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.4
0 to 1.0
Residuals, % 0 to 0.5
0