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Austenitic Grey Cast Iron vs. Grade 361 Molybdenum

Austenitic grey cast iron belongs to the iron alloys classification, while grade 361 molybdenum belongs to the otherwise unclassified metals. There are 16 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 austenitic grey cast iron and the bottom bar is grade 361 molybdenum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
310
Poisson's Ratio 0.29 to 0.3
0.31
Shear Modulus, GPa 69 to 72
120
Tensile Strength: Ultimate (UTS), MPa 150 to 230
620

Thermal Properties

Latent Heat of Fusion, J/g 280 to 350
370
Specific Heat Capacity, J/kg-K 470 to 490
250
Thermal Expansion, µm/m-K 13 to 14
7.0

Otherwise Unclassified Properties

Density, g/cm3 7.7 to 8.1
10
Embodied Carbon, kg CO2/kg material 3.1 to 4.7
28
Embodied Energy, MJ/kg 43 to 65
330
Embodied Water, L/kg 93 to 120
360

Common Calculations

Stiffness to Weight: Axial, points 13
17
Stiffness to Weight: Bending, points 23 to 25
22
Strength to Weight: Axial, points 5.3 to 8.2
17
Strength to Weight: Bending, points 7.9 to 11
16
Thermal Shock Resistance, points 4.5 to 6.5
21