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Grade 29 Titanium vs. C47000 Brass

Grade 29 titanium belongs to the titanium alloys classification, while C47000 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade 29 titanium and the bottom bar is C47000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 6.8 to 11
36
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 930 to 940
380
Tensile Strength: Yield (Proof), MPa 850 to 870
150

Thermal Properties

Latent Heat of Fusion, J/g 410
170
Maximum Temperature: Mechanical, °C 340
120
Melting Completion (Liquidus), °C 1610
900
Melting Onset (Solidus), °C 1560
890
Specific Heat Capacity, J/kg-K 560
390
Thermal Conductivity, W/m-K 7.3
120
Thermal Expansion, µm/m-K 9.3
21

Otherwise Unclassified Properties

Base Metal Price, % relative 36
23
Density, g/cm3 4.5
8.0
Embodied Carbon, kg CO2/kg material 39
2.7
Embodied Energy, MJ/kg 640
47
Embodied Water, L/kg 410
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 62 to 100
110
Resilience: Unit (Modulus of Resilience), kJ/m3 3420 to 3540
100
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 35
20
Strength to Weight: Axial, points 58 to 59
13
Strength to Weight: Bending, points 47 to 48
15
Thermal Diffusivity, mm2/s 2.9
38
Thermal Shock Resistance, points 68 to 69
13

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0 to 0.010
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
57 to 61
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.13
0
Ruthenium (Ru), % 0.080 to 0.14
0
Tin (Sn), % 0
0.25 to 1.0
Titanium (Ti), % 88 to 90.9
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
37.5 to 42.8
Residuals, % 0
0 to 0.4