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AWS BNi-11 vs. Grade N7M Nickel

Both AWS BNi-11 and grade N7M nickel are nickel alloys. They have 68% 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-11 and the bottom bar is grade N7M nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 74
85
Tensile Strength: Ultimate (UTS), MPa 600
590

Thermal Properties

Latent Heat of Fusion, J/g 340
320
Melting Completion (Liquidus), °C 1100
1650
Melting Onset (Solidus), °C 970
1590
Specific Heat Capacity, J/kg-K 450
390
Thermal Expansion, µm/m-K 11
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 75
75
Density, g/cm3 9.1
9.3
Embodied Carbon, kg CO2/kg material 11
16
Embodied Energy, MJ/kg 160
200
Embodied Water, L/kg 230
270

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
22
Strength to Weight: Axial, points 18
18
Strength to Weight: Bending, points 17
17
Thermal Shock Resistance, points 20
19

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.2 to 3.1
0
Carbon (C), % 0.3 to 0.5
0 to 0.070
Chromium (Cr), % 9.0 to 11.8
0 to 1.0
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 2.5 to 4.0
0 to 3.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
30 to 33
Nickel (Ni), % 62.9 to 71.2
60.9 to 70
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.4 to 4.3
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 11.5 to 12.8
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0