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AWS ERNi-1 vs. Nickel 908

Both AWS ERNi-1 and nickel 908 are nickel alloys. They have 53% 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 AWS ERNi-1 and the bottom bar is nickel 908.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
180
Elongation at Break, % 22
11
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 69
70
Tensile Strength: Ultimate (UTS), MPa 470
1340

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Melting Completion (Liquidus), °C 1360
1430
Melting Onset (Solidus), °C 1310
1380
Specific Heat Capacity, J/kg-K 450
460
Thermal Conductivity, W/m-K 73
11
Thermal Expansion, µm/m-K 11
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 60
50
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 11
9.3
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 230
170

Common Calculations

Stiffness to Weight: Axial, points 12
12
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 15
45
Strength to Weight: Bending, points 15
33
Thermal Diffusivity, mm2/s 19
2.9
Thermal Shock Resistance, points 17
61

Alloy Composition

Aluminum (Al), % 0 to 1.5
0.75 to 1.3
Boron (B), % 0
0 to 0.012
Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 0 to 1.0
35.6 to 44.6
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 93 to 98
47 to 51
Niobium (Nb), % 0
2.7 to 3.3
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.0050
Titanium (Ti), % 2.0 to 3.5
1.2 to 1.8
Residuals, % 0 to 0.5
0