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CC760S Brass vs. Grade 18 Titanium

CC760S brass belongs to the copper alloys classification, while grade 18 titanium belongs to the titanium alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC760S brass and the bottom bar is grade 18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 22
11 to 17
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 180
690 to 980
Tensile Strength: Yield (Proof), MPa 80
540 to 810

Thermal Properties

Latent Heat of Fusion, J/g 190
410
Maximum Temperature: Mechanical, °C 170
330
Melting Completion (Liquidus), °C 1000
1640
Melting Onset (Solidus), °C 940
1590
Specific Heat Capacity, J/kg-K 390
550
Thermal Conductivity, W/m-K 150
8.3
Thermal Expansion, µm/m-K 19
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
1.3
Electrical Conductivity: Equal Weight (Specific), % IACS 40
2.7

Otherwise Unclassified Properties

Density, g/cm3 8.6
4.5
Embodied Carbon, kg CO2/kg material 2.6
41
Embodied Energy, MJ/kg 43
670
Embodied Water, L/kg 320
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
87 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 29
1380 to 3110
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 5.8
43 to 61
Strength to Weight: Bending, points 8.2
39 to 49
Thermal Diffusivity, mm2/s 45
3.4
Thermal Shock Resistance, points 6.2
47 to 67

Alloy Composition

Aluminum (Al), % 0 to 0.010
2.5 to 3.5
Arsenic (As), % 0.050 to 0.15
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 83 to 88
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.15
0 to 0.25
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.1
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0 to 0.020
0
Tin (Sn), % 0 to 0.3
0
Titanium (Ti), % 0
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 10.7 to 17
0
Residuals, % 0
0 to 0.4