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SAE-AISI T15 Steel vs. S30601 Stainless Steel

Both SAE-AISI T15 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 T15 steel and the bottom bar is S30601 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 76
75
Tensile Strength: Ultimate (UTS), MPa 830 to 2240
660

Thermal Properties

Latent Heat of Fusion, J/g 250
370
Melting Completion (Liquidus), °C 1690
1360
Melting Onset (Solidus), °C 1640
1310
Specific Heat Capacity, J/kg-K 430
500
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 43
20
Density, g/cm3 8.7
7.6
Embodied Carbon, kg CO2/kg material 16
3.9
Embodied Energy, MJ/kg 250
55
Embodied Water, L/kg 140
150

Common Calculations

PREN (Pitting Resistance) 27
18
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 26 to 71
24
Strength to Weight: Bending, points 22 to 43
22
Thermal Shock Resistance, points 26 to 70
16

Alloy Composition

Carbon (C), % 1.5 to 1.6
0 to 0.015
Chromium (Cr), % 3.8 to 5.0
17 to 18
Cobalt (Co), % 4.8 to 5.3
0
Copper (Cu), % 0 to 0.25
0 to 0.35
Iron (Fe), % 67.5 to 73.5
56.9 to 60.5
Manganese (Mn), % 0.15 to 0.4
0.5 to 0.8
Molybdenum (Mo), % 0 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), % 0.15 to 0.4
5.0 to 5.6
Sulfur (S), % 0 to 0.030
0 to 0.013
Tungsten (W), % 11.8 to 13
0
Vanadium (V), % 4.5 to 5.3
0