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Grade 26 Titanium vs. C87500 Brass

Grade 26 titanium belongs to the titanium alloys classification, while C87500 brass belongs to the copper 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 grade 26 titanium and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 23
18
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
42
Tensile Strength: Ultimate (UTS), MPa 390
460
Tensile Strength: Yield (Proof), MPa 350
190

Thermal Properties

Latent Heat of Fusion, J/g 420
260
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
920
Melting Onset (Solidus), °C 1610
820
Specific Heat Capacity, J/kg-K 540
410
Thermal Conductivity, W/m-K 21
28
Thermal Expansion, µm/m-K 9.2
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 37
27
Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 33
2.7
Embodied Energy, MJ/kg 530
44
Embodied Water, L/kg 320
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
67
Resilience: Unit (Modulus of Resilience), kJ/m3 580
160
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 24
16
Strength to Weight: Bending, points 26
16
Thermal Diffusivity, mm2/s 8.6
8.3
Thermal Shock Resistance, points 28
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
79 to 85
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0
Lead (Pb), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Ruthenium (Ru), % 0.080 to 0.14
0
Silicon (Si), % 0
3.0 to 5.0
Titanium (Ti), % 98.8 to 99.92
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.5