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AWS BAg-3 vs. Ductile Cast Iron

AWS BAg-3 belongs to the otherwise unclassified metals classification, while ductile cast iron belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-3 and the bottom bar is ductile cast iron.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 80
170 to 180
Poisson's Ratio 0.33
0.28 to 0.31
Shear Modulus, GPa 30
64 to 70
Tensile Strength: Ultimate (UTS), MPa 170
460 to 920

Thermal Properties

Latent Heat of Fusion, J/g 120
270
Melting Completion (Liquidus), °C 690
1160
Melting Onset (Solidus), °C 630
1120
Specific Heat Capacity, J/kg-K 290
490
Thermal Expansion, µm/m-K 22
11

Otherwise Unclassified Properties

Density, g/cm3 9.3
7.1 to 7.5
Embodied Carbon, kg CO2/kg material 49
1.5
Embodied Energy, MJ/kg 770
21

Common Calculations

Stiffness to Weight: Axial, points 4.8
12 to 14
Stiffness to Weight: Bending, points 15
24 to 26
Strength to Weight: Axial, points 5.1
17 to 35
Strength to Weight: Bending, points 7.3
18 to 29
Thermal Shock Resistance, points 6.9
17 to 35

Alloy Composition

Cadmium (Cd), % 15 to 17
0
Carbon (C), % 0
3.0 to 3.5
Copper (Cu), % 14.5 to 16.5
0
Iron (Fe), % 0
93.7 to 95.5
Nickel (Ni), % 2.5 to 3.5
0
Phosphorus (P), % 0
0 to 0.080
Silicon (Si), % 0
1.5 to 2.8
Silver (Ag), % 49 to 51
0
Zinc (Zn), % 13.5 to 17.5
0
Residuals, % 0 to 0.15
0