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SAE-AISI T6 Steel vs. AWS BAg-21

SAE-AISI T6 steel belongs to the iron alloys classification, while AWS BAg-21 belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T6 steel and the bottom bar is AWS BAg-21.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
85
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 81
31
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
150

Thermal Properties

Latent Heat of Fusion, J/g 250
140
Melting Completion (Liquidus), °C 1830
800
Melting Onset (Solidus), °C 1770
690
Specific Heat Capacity, J/kg-K 400
280
Thermal Expansion, µm/m-K 12
19

Otherwise Unclassified Properties

Density, g/cm3 9.5
9.8
Embodied Energy, MJ/kg 170
970

Common Calculations

Stiffness to Weight: Axial, points 12
4.8
Stiffness to Weight: Bending, points 21
15
Strength to Weight: Axial, points 26 to 63
4.2
Strength to Weight: Bending, points 21 to 39
6.4
Thermal Shock Resistance, points 26 to 64
6.6

Alloy Composition

Carbon (C), % 0.75 to 0.85
0
Chromium (Cr), % 4.0 to 4.8
0
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0 to 0.25
27.5 to 29.5
Iron (Fe), % 55.9 to 63.5
0
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
2.0 to 3.0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0
Silver (Ag), % 0
62 to 64
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
5.0 to 7.0
Tungsten (W), % 18.5 to 21
0
Vanadium (V), % 1.5 to 2.1
0
Residuals, % 0
0 to 0.15