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AWS BNi-7 vs. Nickel 201

Both AWS BNi-7 and nickel 201 are nickel alloys. They have 75% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-7 and the bottom bar is nickel 201.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
180
Poisson's Ratio 0.3
0.31
Shear Modulus, GPa 67
70
Tensile Strength: Ultimate (UTS), MPa 550
390 to 660

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Melting Completion (Liquidus), °C 890
1450
Melting Onset (Solidus), °C 890
1440
Specific Heat Capacity, J/kg-K 490
440
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 55
65
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 8.8
11
Embodied Energy, MJ/kg 120
150
Embodied Water, L/kg 240
230

Common Calculations

Stiffness to Weight: Axial, points 12
11
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 19
12 to 20
Strength to Weight: Bending, points 19
13 to 19
Thermal Shock Resistance, points 21
11 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0 to 0.010
0
Carbon (C), % 0 to 0.060
0 to 0.020
Chromium (Cr), % 13 to 15
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 0.2
0 to 0.4
Manganese (Mn), % 0 to 0.040
0 to 0.35
Nickel (Ni), % 73.3 to 77.3
99 to 100
Phosphorus (P), % 9.7 to 10.5
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.1
0 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0