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SAE-AISI D3 Steel vs. AWS BAg-20

SAE-AISI D3 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 (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D3 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 0.28
0.32
Shear Modulus, GPa 74
35
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
160

Thermal Properties

Latent Heat of Fusion, J/g 270
150
Melting Completion (Liquidus), °C 1430
770
Melting Onset (Solidus), °C 1390
680
Specific Heat Capacity, J/kg-K 480
340
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 3.2
30
Embodied Energy, MJ/kg 48
480

Common Calculations

Stiffness to Weight: Axial, points 14
6.0
Stiffness to Weight: Bending, points 25
17
Strength to Weight: Axial, points 28 to 74
5.1
Strength to Weight: Bending, points 24 to 47
7.6
Thermal Shock Resistance, points 23 to 63
5.9

Alloy Composition

Carbon (C), % 2.0 to 2.4
0
Chromium (Cr), % 11 to 13.5
0
Copper (Cu), % 0 to 0.25
37 to 39
Iron (Fe), % 80.3 to 87
0
Manganese (Mn), % 0 to 0.6
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
29 to 31
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0
Zinc (Zn), % 0
30 to 34
Residuals, % 0
0 to 0.15