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SAE-AISI 8615 Steel vs. AWS BAg-20

SAE-AISI 8615 steel belongs to the iron alloys classification, while AWS BAg-20 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 SAE-AISI 8615 steel and the bottom bar is AWS BAg-20.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
93
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
35
Tensile Strength: Ultimate (UTS), MPa 480
160

Thermal Properties

Latent Heat of Fusion, J/g 250
150
Melting Completion (Liquidus), °C 1460
770
Melting Onset (Solidus), °C 1420
680
Specific Heat Capacity, J/kg-K 470
340
Thermal Expansion, µm/m-K 13
21

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.5
30
Embodied Energy, MJ/kg 20
480

Common Calculations

Stiffness to Weight: Axial, points 13
6.0
Stiffness to Weight: Bending, points 24
17
Strength to Weight: Axial, points 17
5.1
Strength to Weight: Bending, points 17
7.6
Thermal Shock Resistance, points 14
5.9

Alloy Composition

Carbon (C), % 0.13 to 0.18
0
Chromium (Cr), % 0.4 to 0.6
0
Copper (Cu), % 0
37 to 39
Iron (Fe), % 96.9 to 98.1
0
Manganese (Mn), % 0.7 to 0.9
0
Molybdenum (Mo), % 0.15 to 0.25
0
Nickel (Ni), % 0.4 to 0.7
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0
Silver (Ag), % 0
29 to 31
Sulfur (S), % 0 to 0.040
0
Zinc (Zn), % 0
30 to 34
Residuals, % 0
0 to 0.15