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AWS BAg-13a vs. SAE-AISI S7 Steel

AWS BAg-13a belongs to the otherwise unclassified metals classification, while SAE-AISI S7 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-13a and the bottom bar is SAE-AISI S7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 92
190
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 34
74
Tensile Strength: Ultimate (UTS), MPa 180
670 to 2030

Thermal Properties

Latent Heat of Fusion, J/g 160
260
Melting Completion (Liquidus), °C 890
1460
Melting Onset (Solidus), °C 770
1420
Specific Heat Capacity, J/kg-K 300
470
Thermal Expansion, µm/m-K 19
12

Otherwise Unclassified Properties

Density, g/cm3 9.8
7.8
Embodied Carbon, kg CO2/kg material 54
2.3
Embodied Energy, MJ/kg 850
31

Common Calculations

Stiffness to Weight: Axial, points 5.2
14
Stiffness to Weight: Bending, points 15
25
Strength to Weight: Axial, points 5.1
24 to 72
Strength to Weight: Bending, points 7.2
22 to 46
Thermal Shock Resistance, points 7.5
22 to 66

Alloy Composition

Carbon (C), % 0
0.45 to 0.55
Chromium (Cr), % 0
3.0 to 3.5
Copper (Cu), % 40.4 to 43.5
0 to 0.25
Iron (Fe), % 0
91.6 to 94.9
Manganese (Mn), % 0
0.2 to 0.9
Molybdenum (Mo), % 0
1.3 to 1.8
Nickel (Ni), % 1.5 to 2.5
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 1.0
Silver (Ag), % 55 to 57
0
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.3
Residuals, % 0 to 0.15
0