MakeItFrom.com
Menu (ESC)

Automotive Grey Cast Iron vs. Grey Cast Iron

Both automotive grey cast iron and grey cast iron are iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is automotive grey cast iron and the bottom bar is grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 280
160 to 300
Elastic (Young's, Tensile) Modulus, GPa 180
180
Elongation at Break, % 9.6 to 14
9.6
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 69 to 70
69
Tensile Strength: Ultimate (UTS), MPa 140 to 290
160 to 450
Tensile Strength: Yield (Proof), MPa 94 to 200
98 to 290

Thermal Properties

Latent Heat of Fusion, J/g 260 to 280
280
Melting Completion (Liquidus), °C 1380 to 1390
1380
Melting Onset (Solidus), °C 1340 to 1350
1180
Specific Heat Capacity, J/kg-K 490
490
Thermal Conductivity, W/m-K 41 to 43
46
Thermal Expansion, µm/m-K 12 to 14
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8 to 9.1
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9 to 3.0
1.9
Density, g/cm3 7.5 to 7.6
7.5
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
1.5
Embodied Energy, MJ/kg 21 to 24
21
Embodied Water, L/kg 44 to 51
44

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 25
13 to 37
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 110
27 to 240
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 5.2 to 11
5.8 to 17
Strength to Weight: Bending, points 8.0 to 13
8.7 to 17
Thermal Diffusivity, mm2/s 11 to 12
13
Thermal Shock Resistance, points 4.2 to 8.6
6.0 to 17