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Titanium 15-3-3-3 vs. C68800 Brass

Titanium 15-3-3-3 belongs to the titanium alloys classification, while C68800 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 titanium 15-3-3-3 and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 5.7 to 8.0
2.0 to 36
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 39
41
Shear Strength, MPa 660 to 810
380 to 510
Tensile Strength: Ultimate (UTS), MPa 1120 to 1390
570 to 890
Tensile Strength: Yield (Proof), MPa 1100 to 1340
390 to 790

Thermal Properties

Latent Heat of Fusion, J/g 390
190
Maximum Temperature: Mechanical, °C 430
160
Melting Completion (Liquidus), °C 1620
960
Melting Onset (Solidus), °C 1560
950
Specific Heat Capacity, J/kg-K 520
400
Thermal Conductivity, W/m-K 8.1
40
Thermal Expansion, µm/m-K 9.8
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
18
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
20

Otherwise Unclassified Properties

Base Metal Price, % relative 40
26
Density, g/cm3 4.8
8.2
Embodied Carbon, kg CO2/kg material 59
2.8
Embodied Energy, MJ/kg 950
48
Embodied Water, L/kg 260
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 89
16 to 180
Stiffness to Weight: Axial, points 12
7.3
Stiffness to Weight: Bending, points 32
19
Strength to Weight: Axial, points 64 to 80
19 to 30
Strength to Weight: Bending, points 50 to 57
19 to 25
Thermal Diffusivity, mm2/s 3.2
12
Thermal Shock Resistance, points 79 to 98
19 to 30

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
3.0 to 3.8
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 2.5 to 3.5
0
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 0
70.8 to 75.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.2
Lead (Pb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.13
0
Tin (Sn), % 2.5 to 3.5
0
Titanium (Ti), % 72.6 to 78.5
0
Vanadium (V), % 14 to 16
0
Zinc (Zn), % 0
21.3 to 24.1
Residuals, % 0
0 to 0.5