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Grade 11 Titanium vs. C27400 Brass

Grade 11 titanium belongs to the titanium alloys classification, while C27400 brass belongs to the copper alloys. There are 23 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 11 titanium and the bottom bar is C27400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 38
40
Tensile Strength: Ultimate (UTS), MPa 310
370 to 650

Thermal Properties

Latent Heat of Fusion, J/g 420
170
Maximum Temperature: Mechanical, °C 320
120
Melting Completion (Liquidus), °C 1660
920
Melting Onset (Solidus), °C 1610
870
Specific Heat Capacity, J/kg-K 540
390
Thermal Conductivity, W/m-K 22
120
Thermal Expansion, µm/m-K 9.2
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
28
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
31

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.0
Embodied Carbon, kg CO2/kg material 47
2.7
Embodied Energy, MJ/kg 800
45
Embodied Water, L/kg 470
320

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 35
20
Strength to Weight: Axial, points 19
13 to 23
Strength to Weight: Bending, points 22
14 to 21
Thermal Diffusivity, mm2/s 8.9
37
Thermal Shock Resistance, points 22
12 to 22

Alloy Composition

Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
61 to 64
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.1
Lead (Pb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Palladium (Pd), % 0.12 to 0.25
0
Titanium (Ti), % 98.8 to 99.88
0
Zinc (Zn), % 0
35.6 to 39
Residuals, % 0
0 to 0.3