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AWS BVAg-18 vs. Automotive Grey Cast Iron

AWS BVAg-18 belongs to the otherwise unclassified metals classification, while automotive grey cast iron belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-18 and the bottom bar is automotive grey cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 82
180
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 30
69 to 70
Tensile Strength: Ultimate (UTS), MPa 180
140 to 290

Thermal Properties

Latent Heat of Fusion, J/g 140
260 to 280
Melting Completion (Liquidus), °C 720
1380 to 1390
Melting Onset (Solidus), °C 600
1340 to 1350
Specific Heat Capacity, J/kg-K 280
490
Thermal Expansion, µm/m-K 19
12 to 14

Otherwise Unclassified Properties

Density, g/cm3 9.7
7.5 to 7.6
Embodied Carbon, kg CO2/kg material 59
1.5 to 1.7
Embodied Energy, MJ/kg 930
21 to 24

Common Calculations

Stiffness to Weight: Axial, points 4.7
13
Stiffness to Weight: Bending, points 15
25
Strength to Weight: Axial, points 5.1
5.2 to 11
Strength to Weight: Bending, points 7.3
8.0 to 13
Thermal Shock Resistance, points 8.1
4.2 to 8.6