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SAE-AISI T2 Steel vs. S13800 Stainless Steel

Both SAE-AISI T2 steel and S13800 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T2 steel and the bottom bar is S13800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 780 to 2150
980 to 1730

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Melting Completion (Liquidus), °C 1820
1450
Melting Onset (Solidus), °C 1760
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 19
16
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 46
15
Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 11
3.4
Embodied Energy, MJ/kg 170
46
Embodied Water, L/kg 98
140

Common Calculations

PREN (Pitting Resistance) 36
21
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 23 to 64
35 to 61
Strength to Weight: Bending, points 20 to 40
28 to 41
Thermal Diffusivity, mm2/s 4.9
4.3
Thermal Shock Resistance, points 23 to 65
33 to 58

Alloy Composition

Aluminum (Al), % 0
0.9 to 1.4
Carbon (C), % 0.8 to 0.9
0 to 0.050
Chromium (Cr), % 3.8 to 4.5
12.3 to 13.2
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 70.8 to 75.8
73.6 to 77.3
Manganese (Mn), % 0.2 to 0.4
0 to 0.2
Molybdenum (Mo), % 0 to 1.0
2.0 to 3.0
Nickel (Ni), % 0 to 0.3
7.5 to 8.5
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0.2 to 0.4
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.0080
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.8 to 2.4
0