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ASTM A356 Grade 2 vs. AWS BAg-37

ASTM A356 grade 2 belongs to the iron alloys classification, while AWS BAg-37 belongs to the otherwise unclassified metals. 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 ASTM A356 grade 2 and the bottom bar is AWS BAg-37.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
94
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
36
Tensile Strength: Ultimate (UTS), MPa 510
180

Thermal Properties

Latent Heat of Fusion, J/g 250
150
Melting Completion (Liquidus), °C 1470
780
Melting Onset (Solidus), °C 1430
690
Specific Heat Capacity, J/kg-K 470
350
Thermal Expansion, µm/m-K 13
21

Otherwise Unclassified Properties

Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 1.5
26
Embodied Energy, MJ/kg 20
410

Common Calculations

Stiffness to Weight: Axial, points 13
6.1
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 18
5.9
Strength to Weight: Bending, points 18
8.3
Thermal Shock Resistance, points 15
6.6

Alloy Composition

Carbon (C), % 0 to 0.25
0
Copper (Cu), % 0
39 to 41
Iron (Fe), % 97.7 to 99.55
0
Manganese (Mn), % 0 to 0.7
0
Molybdenum (Mo), % 0.45 to 0.65
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
24 to 26
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.5 to 2.5
Zinc (Zn), % 0
31 to 35
Residuals, % 0
0 to 0.15