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R58150 Titanium vs. SAE-AISI S6 Steel

R58150 titanium belongs to the titanium alloys classification, while SAE-AISI S6 steel belongs to the iron alloys. There are 19 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 R58150 titanium and the bottom bar is SAE-AISI S6 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 52
72
Tensile Strength: Ultimate (UTS), MPa 770
670 to 1920

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Melting Completion (Liquidus), °C 1760
1430
Melting Onset (Solidus), °C 1700
1390
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 8.4
12

Otherwise Unclassified Properties

Base Metal Price, % relative 48
3.2
Density, g/cm3 5.4
7.7
Embodied Carbon, kg CO2/kg material 31
2.3
Embodied Energy, MJ/kg 480
33
Embodied Water, L/kg 150
56

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 40
24 to 70
Strength to Weight: Bending, points 35
22 to 45
Thermal Shock Resistance, points 48
22 to 64

Alloy Composition

Carbon (C), % 0 to 0.1
0.4 to 0.5
Chromium (Cr), % 0
1.2 to 1.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
92.8 to 94.7
Manganese (Mn), % 0
1.2 to 1.5
Molybdenum (Mo), % 14 to 16
0.3 to 0.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
2.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 83.5 to 86
0
Vanadium (V), % 0
0.2 to 0.4