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Type 3 Magnetic Alloy vs. AWS BNi-1

Both Type 3 magnetic alloy and AWS BNi-1 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-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
180
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 70
70
Tensile Strength: Ultimate (UTS), MPa 550
450

Thermal Properties

Latent Heat of Fusion, J/g 290
360
Melting Completion (Liquidus), °C 1370
1040
Melting Onset (Solidus), °C 1320
980
Specific Heat Capacity, J/kg-K 450
500
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
55
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 8.7
8.8
Embodied Energy, MJ/kg 120
120
Embodied Water, L/kg 220
240

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 18
16
Strength to Weight: Bending, points 17
16
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.8 to 3.5
Carbon (C), % 0 to 0.050
0.6 to 0.9
Chromium (Cr), % 2.0 to 3.0
13 to 15
Cobalt (Co), % 0 to 0.5
0 to 0.1
Copper (Cu), % 4.0 to 6.0
0
Iron (Fe), % 9.9 to 19
4.0 to 5.0
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 75 to 78
69.8 to 75.7
Phosphorus (P), % 0 to 0.010
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.5
4.0 to 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