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AWS BNi-9 vs. Grade CW2M Nickel

Both AWS BNi-9 and grade CW2M nickel are nickel alloys. They have 81% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-9 and the bottom bar is grade CW2M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
83
Tensile Strength: Ultimate (UTS), MPa 580
560

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Melting Completion (Liquidus), °C 1060
1520
Melting Onset (Solidus), °C 1060
1460
Specific Heat Capacity, J/kg-K 480
430
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 60
70
Density, g/cm3 8.4
8.8
Embodied Carbon, kg CO2/kg material 9.3
12
Embodied Energy, MJ/kg 130
170
Embodied Water, L/kg 260
290

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 19
18
Strength to Weight: Bending, points 18
17
Thermal Shock Resistance, points 19
16

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 3.3 to 4.0
0
Carbon (C), % 0 to 0.060
0 to 0.020
Chromium (Cr), % 13.5 to 16.5
15 to 17.5
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 0 to 1.5
0 to 2.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
15 to 17.5
Nickel (Ni), % 77.1 to 83.3
60.1 to 70
Phosphorus (P), % 0 to 0.020
0 to 0.030
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 0
0 to 1.0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0