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Nickel 908 vs. AWS ERNiFeCr-2

Both nickel 908 and AWS ERNiFeCr-2 are nickel alloys. They have 76% of their average alloy composition in common. There are 22 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 nickel 908 and the bottom bar is AWS ERNiFeCr-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Elongation at Break, % 11
28
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 70
75
Tensile Strength: Ultimate (UTS), MPa 1340
1300

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 460
450
Thermal Conductivity, W/m-K 11
12
Thermal Expansion, µm/m-K 8.6
13

Otherwise Unclassified Properties

Base Metal Price, % relative 50
75
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 9.3
13
Embodied Energy, MJ/kg 140
190
Embodied Water, L/kg 170
250

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 45
43
Strength to Weight: Bending, points 33
32
Thermal Diffusivity, mm2/s 2.9
3.2
Thermal Shock Resistance, points 61
38

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0.2 to 0.8
Boron (B), % 0 to 0.012
0 to 0.0030
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 3.8 to 4.5
17 to 21
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.5
0 to 0.3
Iron (Fe), % 35.6 to 44.6
11.6 to 24.6
Manganese (Mn), % 0 to 1.0
0 to 0.35
Molybdenum (Mo), % 0
2.8 to 3.3
Nickel (Ni), % 47 to 51
50 to 55
Niobium (Nb), % 2.7 to 3.3
4.8 to 5.5
Phosphorus (P), % 0 to 0.015
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.35
Sulfur (S), % 0 to 0.0050
0 to 0.015
Titanium (Ti), % 1.2 to 1.8
0.65 to 1.2
Residuals, % 0
0 to 0.5