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SAE-AISI T6 Steel vs. S30601 Stainless Steel

Both SAE-AISI T6 steel and S30601 stainless steel are iron alloys. They have 64% 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 SAE-AISI T6 steel and the bottom bar is S30601 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
75
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
660

Thermal Properties

Latent Heat of Fusion, J/g 250
370
Melting Completion (Liquidus), °C 1830
1360
Melting Onset (Solidus), °C 1770
1310
Specific Heat Capacity, J/kg-K 400
500
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
20
Density, g/cm3 9.5
7.6
Embodied Carbon, kg CO2/kg material 11
3.9
Embodied Energy, MJ/kg 170
55
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 39
18
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 26 to 63
24
Strength to Weight: Bending, points 21 to 39
22
Thermal Shock Resistance, points 26 to 64
16

Alloy Composition

Carbon (C), % 0.75 to 0.85
0 to 0.015
Chromium (Cr), % 4.0 to 4.8
17 to 18
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0 to 0.25
0 to 0.35
Iron (Fe), % 55.9 to 63.5
56.9 to 60.5
Manganese (Mn), % 0.2 to 0.4
0.5 to 0.8
Molybdenum (Mo), % 0.4 to 1.0
0 to 0.2
Nickel (Ni), % 0 to 0.3
17 to 18
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.4
5.0 to 5.6
Sulfur (S), % 0 to 0.030
0 to 0.013
Tungsten (W), % 18.5 to 21
0
Vanadium (V), % 1.5 to 2.1
0