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C68300 Brass vs. Titanium 6-2-4-2

C68300 brass belongs to the copper alloys classification, while titanium 6-2-4-2 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 C68300 brass and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 15
8.6
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
40
Shear Strength, MPa 260
560
Tensile Strength: Ultimate (UTS), MPa 430
950
Tensile Strength: Yield (Proof), MPa 260
880

Thermal Properties

Latent Heat of Fusion, J/g 180
400
Maximum Temperature: Mechanical, °C 120
300
Melting Completion (Liquidus), °C 900
1590
Melting Onset (Solidus), °C 890
1540
Specific Heat Capacity, J/kg-K 390
540
Thermal Conductivity, W/m-K 120
6.9
Thermal Expansion, µm/m-K 20
9.5

Otherwise Unclassified Properties

Base Metal Price, % relative 23
42
Density, g/cm3 8.0
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: Ultimate (Unit Rupture Work), MJ/m3 56
79
Resilience: Unit (Modulus of Resilience), kJ/m3 330
3640
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 20
34
Strength to Weight: Axial, points 15
57
Strength to Weight: Bending, points 16
46
Thermal Diffusivity, mm2/s 38
2.8
Thermal Shock Resistance, points 14
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 59 to 63
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.090
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), % 0.3 to 1.0
0.060 to 0.12
Tin (Sn), % 0.050 to 0.2
1.8 to 2.2
Titanium (Ti), % 0
83.7 to 87.2
Zinc (Zn), % 34.2 to 40.4
0
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4