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AWS BAg-37 vs. SAE-AISI T4 Steel

AWS BAg-37 belongs to the otherwise unclassified metals classification, while SAE-AISI T4 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-37 and the bottom bar is SAE-AISI T4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 94
210
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 36
80
Tensile Strength: Ultimate (UTS), MPa 180
800 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 150
250
Melting Completion (Liquidus), °C 780
1810
Melting Onset (Solidus), °C 690
1750
Specific Heat Capacity, J/kg-K 350
410
Thermal Expansion, µm/m-K 21
12

Otherwise Unclassified Properties

Density, g/cm3 8.5
9.4
Embodied Carbon, kg CO2/kg material 26
8.5
Embodied Energy, MJ/kg 410
130

Common Calculations

Stiffness to Weight: Axial, points 6.1
12
Stiffness to Weight: Bending, points 18
21
Strength to Weight: Axial, points 5.9
24 to 64
Strength to Weight: Bending, points 8.3
20 to 39
Thermal Shock Resistance, points 6.6
24 to 64

Alloy Composition

Carbon (C), % 0
0.7 to 0.8
Chromium (Cr), % 0
3.8 to 4.5
Cobalt (Co), % 0
4.3 to 5.8
Copper (Cu), % 39 to 41
0 to 0.25
Iron (Fe), % 0
66.3 to 72.3
Manganese (Mn), % 0
0.1 to 0.4
Molybdenum (Mo), % 0
0.4 to 1.0
Nickel (Ni), % 0
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.4
Silver (Ag), % 24 to 26
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.5 to 2.5
0
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
0.8 to 1.2
Zinc (Zn), % 31 to 35
0
Residuals, % 0 to 0.15
0