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Type 2 Magnetic Alloy vs. ACI-ASTM CB30 Steel

Both Type 2 magnetic alloy and ACI-ASTM CB30 steel are iron alloys. They have 53% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, 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 CB30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 510 to 910
500
Tensile Strength: Yield (Proof), MPa 260 to 870
230

Thermal Properties

Latent Heat of Fusion, J/g 270
290
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
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 33
10
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 5.9
2.3
Embodied Energy, MJ/kg 81
33
Embodied Water, L/kg 140
130

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 2010
140
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 30
18
Strength to Weight: Bending, points 17 to 25
18
Thermal Shock Resistance, points 16 to 29
17

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.3
Chromium (Cr), % 0 to 0.3
18 to 21
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0 to 0.3
0 to 1.2
Iron (Fe), % 48.2 to 53
72.9 to 82
Manganese (Mn), % 0 to 0.8
0 to 1.0
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 47 to 49
0 to 2.0
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.5
Sulfur (S), % 0 to 0.030
0 to 0.040