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Chromium 33 vs. Type 3 Magnetic Alloy

Chromium 33 belongs to the otherwise unclassified metals classification, while Type 3 magnetic alloy belongs to the nickel alloys. They have 50% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is chromium 33 and the bottom bar is Type 3 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Elongation at Break, % 45
43
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 81
70
Tensile Strength: Ultimate (UTS), MPa 850
550
Tensile Strength: Yield (Proof), MPa 430
210

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 36
55
Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 6.0
8.7
Embodied Energy, MJ/kg 84
120
Embodied Water, L/kg 250
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 320
190
Resilience: Unit (Modulus of Resilience), kJ/m3 450
120
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 30
18
Strength to Weight: Bending, points 25
17
Thermal Shock Resistance, points 21
18

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.050
Chromium (Cr), % 31 to 35
2.0 to 3.0
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 0.3 to 1.2
4.0 to 6.0
Iron (Fe), % 25.7 to 37.9
9.9 to 19
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0.5 to 2.0
0 to 0.5
Nickel (Ni), % 30 to 33
75 to 78
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.020
0 to 0.010
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.020