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S46910 Stainless Steel vs. SAE-AISI T8 Steel

Both S46910 stainless steel and SAE-AISI T8 steel are iron alloys. They have 76% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is S46910 stainless steel and the bottom bar is SAE-AISI T8 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
78
Tensile Strength: Ultimate (UTS), MPa 680 to 2470
780 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1460
1730
Melting Onset (Solidus), °C 1420
1670
Specific Heat Capacity, J/kg-K 470
420
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 18
45
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 4.1
10
Embodied Energy, MJ/kg 55
160
Embodied Water, L/kg 140
120

Common Calculations

PREN (Pitting Resistance) 25
30
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 24 to 86
24 to 66
Strength to Weight: Bending, points 22 to 51
21 to 41
Thermal Shock Resistance, points 23 to 84
24 to 66

Alloy Composition

Aluminum (Al), % 0.15 to 0.5
0
Carbon (C), % 0 to 0.030
0.75 to 0.85
Chromium (Cr), % 11 to 13
3.8 to 4.5
Cobalt (Co), % 0
4.3 to 5.8
Copper (Cu), % 1.5 to 3.5
0 to 0.25
Iron (Fe), % 65 to 76
69.3 to 75.4
Manganese (Mn), % 0 to 1.0
0.2 to 0.4
Molybdenum (Mo), % 3.0 to 5.0
0.4 to 1.0
Nickel (Ni), % 8.0 to 10
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.7
0.2 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.5 to 1.2
0
Tungsten (W), % 0
13.3 to 14.8
Vanadium (V), % 0
1.8 to 2.4

Comparable Variants