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Automotive Grey Cast Iron vs. AWS ER80S-B3L

Both automotive grey cast iron and AWS ER80S-B3L are iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is automotive grey cast iron and the bottom bar is AWS ER80S-B3L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Elongation at Break, % 9.6 to 14
19
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 69 to 70
74
Tensile Strength: Ultimate (UTS), MPa 140 to 290
630
Tensile Strength: Yield (Proof), MPa 94 to 200
530

Thermal Properties

Latent Heat of Fusion, J/g 260 to 280
260
Melting Completion (Liquidus), °C 1380 to 1390
1460
Melting Onset (Solidus), °C 1340 to 1350
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 41 to 43
41
Thermal Expansion, µm/m-K 12 to 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4 to 7.6
7.7
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
4.1
Density, g/cm3 7.5 to 7.6
7.8
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
1.8
Embodied Energy, MJ/kg 21 to 24
23
Embodied Water, L/kg 44 to 51
60

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 25
120
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 110
730
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 5.2 to 11
22
Strength to Weight: Bending, points 8.0 to 13
21
Thermal Diffusivity, mm2/s 11 to 12
11
Thermal Shock Resistance, points 4.2 to 8.6
18