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Grade 11 Titanium vs. C69430 Brass

Grade 11 titanium belongs to the titanium alloys classification, while C69430 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 11 titanium and the bottom bar is C69430 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
17
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 38
42
Shear Strength, MPa 200
350
Tensile Strength: Ultimate (UTS), MPa 310
570
Tensile Strength: Yield (Proof), MPa 230
280

Thermal Properties

Latent Heat of Fusion, J/g 420
260
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
920
Melting Onset (Solidus), °C 1610
820
Specific Heat Capacity, J/kg-K 540
410
Thermal Conductivity, W/m-K 22
26
Thermal Expansion, µm/m-K 9.2
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
6.7

Otherwise Unclassified Properties

Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 47
2.7
Embodied Energy, MJ/kg 800
44
Embodied Water, L/kg 470
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
80
Resilience: Unit (Modulus of Resilience), kJ/m3 240
340
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 22
18
Thermal Diffusivity, mm2/s 8.9
7.7
Thermal Shock Resistance, points 22
20

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
80 to 83
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Palladium (Pd), % 0.12 to 0.25
0
Silicon (Si), % 0
3.5 to 4.5
Titanium (Ti), % 98.8 to 99.88
0
Zinc (Zn), % 0
11.4 to 16.5
Residuals, % 0
0 to 0.5