MakeItFrom.com
Menu (ESC)

Grade 9 Titanium vs. Grade TDCrV Steel

Grade 9 titanium belongs to the titanium alloys classification, while grade TDCrV steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade 9 titanium and the bottom bar is grade TDCrV steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Reduction in Area, % 28
51
Shear Modulus, GPa 40
80
Tensile Strength: Ultimate (UTS), MPa 700 to 960
1730

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 330
410
Melting Completion (Liquidus), °C 1640
1450
Melting Onset (Solidus), °C 1590
1410
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 8.1
49
Thermal Expansion, µm/m-K 9.1
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 37
2.1
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 36
1.9
Embodied Energy, MJ/kg 580
26
Embodied Water, L/kg 150
49

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 43 to 60
61
Strength to Weight: Bending, points 39 to 48
41
Thermal Diffusivity, mm2/s 3.3
13
Thermal Shock Resistance, points 52 to 71
51

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.080
0.62 to 0.72
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 0
0 to 0.1
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
97.8 to 98.8
Manganese (Mn), % 0
0.5 to 0.9
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0.15 to 0.3
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 92.6 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0.15 to 0.25
Residuals, % 0 to 0.4
0