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Type 3 Magnetic Alloy vs. AWS BNi-9

Both Type 3 magnetic alloy and AWS BNi-9 are nickel alloys. They have 80% 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 Type 3 magnetic alloy and the bottom bar is AWS BNi-9.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 70
72
Tensile Strength: Ultimate (UTS), MPa 550
580

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Melting Completion (Liquidus), °C 1370
1060
Melting Onset (Solidus), °C 1320
1060
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
60
Density, g/cm3 8.7
8.4
Embodied Carbon, kg CO2/kg material 8.7
9.3
Embodied Energy, MJ/kg 120
130
Embodied Water, L/kg 220
260

Common Calculations

Stiffness to Weight: Axial, points 12
12
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
18
Thermal Shock Resistance, points 18
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
3.3 to 4.0
Carbon (C), % 0 to 0.050
0 to 0.060
Chromium (Cr), % 2.0 to 3.0
13.5 to 16.5
Cobalt (Co), % 0 to 0.5
0 to 0.1
Copper (Cu), % 4.0 to 6.0
0
Iron (Fe), % 9.9 to 19
0 to 1.5
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 75 to 78
77.1 to 83.3
Phosphorus (P), % 0 to 0.010
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5