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Austenitic Nodular Cast Iron vs. SAE-AISI M3 Class 1 Steel

Both austenitic nodular cast iron and SAE-AISI M3 class 1 steel are iron alloys. There are 19 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 austenitic nodular cast iron and the bottom bar is SAE-AISI M3 class 1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180 to 190
200
Poisson's Ratio 0.29 to 0.3
0.29
Shear Modulus, GPa 70 to 72
77
Tensile Strength: Ultimate (UTS), MPa 430 to 500
770 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 280 to 350
260
Melting Completion (Liquidus), °C 1340 to 1400
1610
Melting Onset (Solidus), °C 1300 to 1360
1570
Specific Heat Capacity, J/kg-K 470 to 490
440
Thermal Expansion, µm/m-K 13 to 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 16 to 25
25
Density, g/cm3 7.7 to 8.0
8.3
Embodied Carbon, kg CO2/kg material 3.5 to 4.9
10
Embodied Energy, MJ/kg 48 to 68
150
Embodied Water, L/kg 91 to 120
100

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24 to 25
23
Strength to Weight: Axial, points 15 to 18
26 to 72
Strength to Weight: Bending, points 16 to 18
22 to 44
Thermal Shock Resistance, points 12 to 15
24 to 67