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AWS ERNiCrMo-4 vs. Nickel 908

Both AWS ERNiCrMo-4 and nickel 908 are nickel alloys. They have 60% of their average alloy composition in common. There are 20 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 ERNiCrMo-4 and the bottom bar is nickel 908.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
180
Elongation at Break, % 28
11
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 84
70
Tensile Strength: Ultimate (UTS), MPa 790
1340

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Melting Completion (Liquidus), °C 1590
1430
Melting Onset (Solidus), °C 1530
1380
Specific Heat Capacity, J/kg-K 410
460
Thermal Expansion, µm/m-K 12
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 70
50
Density, g/cm3 9.0
8.3
Embodied Carbon, kg CO2/kg material 13
9.3
Embodied Energy, MJ/kg 170
140
Embodied Water, L/kg 280
170

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 24
45
Strength to Weight: Bending, points 21
33
Thermal Shock Resistance, points 22
61

Alloy Composition


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Aluminum (Al), % 0
0.75 to 1.3
Boron (B), % 0
0 to 0.012
Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 14.5 to 16.5
3.8 to 4.5
Cobalt (Co), % 0 to 2.5
0 to 0.5
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 4.0 to 7.0
35.6 to 44.6
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 50 to 63.5
47 to 51
Niobium (Nb), % 0
2.7 to 3.3
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 0.080
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0050
Titanium (Ti), % 0
1.2 to 1.8
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0