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SAE-AISI T8 Steel vs. R60901 Alloy

SAE-AISI T8 steel belongs to the iron alloys classification, while R60901 alloy belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T8 steel and the bottom bar is R60901 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
98
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 78
37
Tensile Strength: Ultimate (UTS), MPa 780 to 2140
500 to 580

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 420
270
Thermal Conductivity, W/m-K 18
17
Thermal Expansion, µm/m-K 12
6.3

Otherwise Unclassified Properties

Density, g/cm3 9.0
6.6
Embodied Water, L/kg 120
270

Common Calculations

Stiffness to Weight: Axial, points 12
8.3
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 24 to 66
21 to 25
Strength to Weight: Bending, points 21 to 41
21 to 24
Thermal Diffusivity, mm2/s 4.8
9.7
Thermal Shock Resistance, points 24 to 66
58 to 67

Alloy Composition

Carbon (C), % 0.75 to 0.85
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 69.3 to 75.4
0
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0
Niobium (Nb), % 0
2.4 to 2.8
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 13.3 to 14.8
0
Vanadium (V), % 1.8 to 2.4
0
Zirconium (Zr), % 0
96.8 to 97.5
Residuals, % 0
0 to 0.29

Comparable Variants