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Type 2 Magnetic Alloy vs. ACI-ASTM CB7Cu-2 Steel

Both Type 2 magnetic alloy and ACI-ASTM CB7Cu-2 steel are iron alloys. They have 57% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is Type 2 magnetic alloy and the bottom bar is ACI-ASTM CB7Cu-2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 2.0 to 38
5.7 to 11
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 510 to 910
960 to 1350
Tensile Strength: Yield (Proof), MPa 260 to 870
760 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.9
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 33
13
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 5.9
2.6
Embodied Energy, MJ/kg 81
38
Embodied Water, L/kg 140
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 160
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 2010
1510 to 3600
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 30
34 to 48
Strength to Weight: Bending, points 17 to 25
28 to 35
Thermal Shock Resistance, points 16 to 29
32 to 45

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.070
Chromium (Cr), % 0 to 0.3
14 to 15.5
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
2.5 to 3.2
Iron (Fe), % 48.2 to 53
73.6 to 79
Manganese (Mn), % 0 to 0.8
0 to 0.7
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 47 to 49
4.5 to 5.5
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030