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Grade CW12MW Nickel vs. AWS BNi-11

Both grade CW12MW nickel and AWS BNi-11 are nickel alloys. They have 73% 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 grade CW12MW nickel and the bottom bar is AWS BNi-11.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 85
74
Tensile Strength: Ultimate (UTS), MPa 560
600

Thermal Properties

Latent Heat of Fusion, J/g 320
340
Melting Completion (Liquidus), °C 1610
1100
Melting Onset (Solidus), °C 1560
970
Specific Heat Capacity, J/kg-K 410
450
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
75
Density, g/cm3 9.1
9.1
Embodied Carbon, kg CO2/kg material 13
11
Embodied Energy, MJ/kg 180
160
Embodied Water, L/kg 280
230

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 22
21
Strength to Weight: Axial, points 17
18
Strength to Weight: Bending, points 17
17
Thermal Shock Resistance, points 16
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.2 to 3.1
Carbon (C), % 0 to 0.12
0.3 to 0.5
Chromium (Cr), % 15.5 to 17.5
9.0 to 11.8
Cobalt (Co), % 0
0 to 0.1
Iron (Fe), % 4.5 to 7.5
2.5 to 4.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 16 to 18
0
Nickel (Ni), % 49.2 to 60.1
62.9 to 71.2
Phosphorus (P), % 0 to 0.040
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
3.4 to 4.3
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 3.8 to 5.3
11.5 to 12.8
Vanadium (V), % 0.2 to 0.4
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5