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Nickel 908 vs. AWS BNi-5

Both nickel 908 and AWS BNi-5 are nickel alloys. They have 54% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is nickel 908 and the bottom bar is AWS BNi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 70
72
Tensile Strength: Ultimate (UTS), MPa 1340
470

Thermal Properties

Latent Heat of Fusion, J/g 290
470
Melting Completion (Liquidus), °C 1430
1140
Melting Onset (Solidus), °C 1380
1080
Specific Heat Capacity, J/kg-K 460
510
Thermal Expansion, µm/m-K 8.6
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
55
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 9.3
8.9
Embodied Energy, MJ/kg 140
130
Embodied Water, L/kg 170
260

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 45
17
Strength to Weight: Bending, points 33
17
Thermal Shock Resistance, points 61
15

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0 to 0.050
Boron (B), % 0 to 0.012
0 to 0.030
Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 3.8 to 4.5
18.5 to 19.5
Cobalt (Co), % 0 to 0.5
0 to 0.1
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 35.6 to 44.6
0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 47 to 51
69.1 to 71.8
Niobium (Nb), % 2.7 to 3.3
0
Phosphorus (P), % 0 to 0.015
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.5
9.8 to 10.5
Sulfur (S), % 0 to 0.0050
0 to 0.020
Titanium (Ti), % 1.2 to 1.8
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5