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C34500 Brass vs. Titanium 6-6-2

C34500 brass belongs to the copper alloys classification, while titanium 6-6-2 belongs to the titanium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C34500 brass and the bottom bar is titanium 6-6-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 12 to 28
6.7 to 9.0
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
44
Shear Strength, MPa 220 to 260
670 to 800
Tensile Strength: Ultimate (UTS), MPa 340 to 430
1140 to 1370
Tensile Strength: Yield (Proof), MPa 120 to 180
1040 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 170
400
Maximum Temperature: Mechanical, °C 120
310
Melting Completion (Liquidus), °C 910
1610
Melting Onset (Solidus), °C 890
1560
Specific Heat Capacity, J/kg-K 380
540
Thermal Conductivity, W/m-K 120
5.5
Thermal Expansion, µm/m-K 21
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 29
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
40
Density, g/cm3 8.2
4.8
Embodied Carbon, kg CO2/kg material 2.6
29
Embodied Energy, MJ/kg 45
470
Embodied Water, L/kg 320
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 42 to 75
89 to 99
Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 19
34
Strength to Weight: Axial, points 12 to 15
66 to 79
Strength to Weight: Bending, points 13 to 16
50 to 57
Thermal Diffusivity, mm2/s 37
2.1
Thermal Shock Resistance, points 11 to 14
75 to 90

Alloy Composition

Aluminum (Al), % 0
5.0 to 6.0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 62 to 65
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.15
0.35 to 1.0
Lead (Pb), % 1.5 to 2.5
0
Molybdenum (Mo), % 0
5.0 to 6.0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.2
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0
82.8 to 87.8
Zinc (Zn), % 32 to 36.5
0
Residuals, % 0
0 to 0.4