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C69700 Brass vs. Titanium 6-7

C69700 brass belongs to the copper alloys classification, while titanium 6-7 belongs to the titanium alloys. There are 25 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 C69700 brass and the bottom bar is titanium 6-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 25
11
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
45
Shear Strength, MPa 300
610
Tensile Strength: Ultimate (UTS), MPa 470
1020
Tensile Strength: Yield (Proof), MPa 230
900

Thermal Properties

Latent Heat of Fusion, J/g 240
410
Maximum Temperature: Mechanical, °C 160
300
Melting Completion (Liquidus), °C 930
1700
Melting Onset (Solidus), °C 880
1650
Specific Heat Capacity, J/kg-K 400
520
Thermal Expansion, µm/m-K 19
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 26
75
Density, g/cm3 8.3
5.1
Embodied Carbon, kg CO2/kg material 2.7
34
Embodied Energy, MJ/kg 44
540
Embodied Water, L/kg 310
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
3460
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 19
32
Strength to Weight: Axial, points 16
56
Strength to Weight: Bending, points 16
44
Thermal Shock Resistance, points 16
66

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 75 to 80
0
Hydrogen (H), % 0
0 to 0.0090
Iron (Fe), % 0 to 0.2
0 to 0.25
Lead (Pb), % 0.5 to 1.5
0
Manganese (Mn), % 0 to 0.4
0
Molybdenum (Mo), % 0
6.5 to 7.5
Niobium (Nb), % 0
6.5 to 7.5
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Silicon (Si), % 2.5 to 3.5
0
Tantalum (Ta), % 0
0 to 0.5
Titanium (Ti), % 0
84.9 to 88
Zinc (Zn), % 13.9 to 22
0
Residuals, % 0 to 0.5
0