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C68700 Brass vs. Titanium 6-2-4-2

C68700 brass belongs to the copper alloys classification, while titanium 6-2-4-2 belongs to the titanium alloys. There are 26 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 C68700 brass and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 390
950
Tensile Strength: Yield (Proof), MPa 140
880

Thermal Properties

Latent Heat of Fusion, J/g 190
400
Maximum Temperature: Mechanical, °C 160
300
Melting Completion (Liquidus), °C 970
1590
Melting Onset (Solidus), °C 930
1540
Specific Heat Capacity, J/kg-K 400
540
Thermal Conductivity, W/m-K 100
6.9
Thermal Expansion, µm/m-K 19
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 25
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 26
42
Density, g/cm3 8.3
4.6
Embodied Carbon, kg CO2/kg material 2.8
32
Embodied Energy, MJ/kg 46
520
Embodied Water, L/kg 340
210

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 90
3640
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
34
Strength to Weight: Axial, points 13
57
Strength to Weight: Bending, points 14
46
Thermal Diffusivity, mm2/s 30
2.8
Thermal Shock Resistance, points 13
67

Alloy Composition

Aluminum (Al), % 1.8 to 2.5
5.5 to 6.5
Arsenic (As), % 0.020 to 0.1
0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 76 to 79
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.060
0 to 0.25
Lead (Pb), % 0 to 0.070
0
Molybdenum (Mo), % 0
1.8 to 2.2
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Silicon (Si), % 0
0.060 to 0.12
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0
83.7 to 87.2
Zinc (Zn), % 17.8 to 22.2
0
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4