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Grade 9 Titanium vs. SAE-AISI M10 Steel

Grade 9 titanium belongs to the titanium alloys classification, while SAE-AISI M10 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade 9 titanium and the bottom bar is SAE-AISI M10 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 700 to 960
740 to 2170

Thermal Properties

Latent Heat of Fusion, J/g 410
270
Melting Completion (Liquidus), °C 1640
1520
Melting Onset (Solidus), °C 1590
1470
Specific Heat Capacity, J/kg-K 550
460
Thermal Conductivity, W/m-K 8.1
31
Thermal Expansion, µm/m-K 9.1
12

Otherwise Unclassified Properties

Base Metal Price, % relative 37
14
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 36
8.3
Embodied Energy, MJ/kg 580
120
Embodied Water, L/kg 150
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 43 to 60
26 to 76
Strength to Weight: Bending, points 39 to 48
23 to 47
Thermal Diffusivity, mm2/s 3.3
8.5
Thermal Shock Resistance, points 52 to 71
23 to 68

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.080
0.84 to 1.1
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
82.3 to 85.6
Manganese (Mn), % 0
0.1 to 0.4
Molybdenum (Mo), % 0
7.8 to 8.5
Nickel (Ni), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.45
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 92.6 to 95.5
0
Vanadium (V), % 2.0 to 3.0
1.8 to 2.2
Residuals, % 0 to 0.4
0

Comparable Variants