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SAE-AISI T6 Steel vs. SAE-AISI S5 Steel

Both SAE-AISI T6 steel and SAE-AISI S5 steel are iron alloys. They have 62% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T6 steel and the bottom bar is SAE-AISI S5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 81
72
Tensile Strength: Ultimate (UTS), MPa 880 to 2150
680 to 1940

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Melting Completion (Liquidus), °C 1830
1440
Melting Onset (Solidus), °C 1770
1400
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 18
42
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
3.1
Density, g/cm3 9.5
7.7
Embodied Carbon, kg CO2/kg material 11
2.1
Embodied Energy, MJ/kg 170
29
Embodied Water, L/kg 160
51

Common Calculations

PREN (Pitting Resistance) 39
2.9
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 26 to 63
25 to 70
Strength to Weight: Bending, points 21 to 39
22 to 45
Thermal Diffusivity, mm2/s 4.7
11
Thermal Shock Resistance, points 26 to 64
23 to 65

Alloy Composition

Carbon (C), % 0.75 to 0.85
0.5 to 0.65
Chromium (Cr), % 4.0 to 4.8
0 to 0.5
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 55.9 to 63.5
93.6 to 97
Manganese (Mn), % 0.2 to 0.4
0.6 to 1.0
Molybdenum (Mo), % 0.4 to 1.0
0.2 to 1.4
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.4
1.8 to 2.3
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 18.5 to 21
0
Vanadium (V), % 1.5 to 2.1
0 to 0.35

Comparable Variants