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Austenitic Nodular Cast Iron vs. S82012 Stainless Steel

Both austenitic nodular cast iron and S82012 stainless steel are iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is austenitic nodular cast iron and the bottom bar is S82012 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180 to 190
200
Elongation at Break, % 6.8 to 34
40
Poisson's Ratio 0.29 to 0.3
0.28
Shear Modulus, GPa 70 to 72
78
Tensile Strength: Ultimate (UTS), MPa 430 to 500
800
Tensile Strength: Yield (Proof), MPa 190 to 240
560

Thermal Properties

Latent Heat of Fusion, J/g 280 to 350
280
Melting Completion (Liquidus), °C 1340 to 1400
1430
Melting Onset (Solidus), °C 1300 to 1360
1380
Specific Heat Capacity, J/kg-K 470 to 490
480
Thermal Expansion, µm/m-K 13 to 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 16 to 25
11
Density, g/cm3 7.7 to 8.0
7.7
Embodied Carbon, kg CO2/kg material 3.5 to 4.9
2.4
Embodied Energy, MJ/kg 48 to 68
35
Embodied Water, L/kg 91 to 120
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 140
290
Resilience: Unit (Modulus of Resilience), kJ/m3 98 to 160
790
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24 to 25
25
Strength to Weight: Axial, points 15 to 18
29
Strength to Weight: Bending, points 16 to 18
25
Thermal Shock Resistance, points 12 to 15
23