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Grade 1 Titanium vs. C69400 Brass

Grade 1 titanium belongs to the titanium alloys classification, while C69400 brass belongs to the copper alloys. There are 29 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 1 titanium and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 28
17
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 39
42
Shear Strength, MPa 200
350
Tensile Strength: Ultimate (UTS), MPa 310
570
Tensile Strength: Yield (Proof), MPa 220
270

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 20
26
Thermal Expansion, µm/m-K 8.8
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 37
27
Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 31
2.7
Embodied Energy, MJ/kg 510
44
Embodied Water, L/kg 110
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
80
Resilience: Unit (Modulus of Resilience), kJ/m3 230
340
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 23
18
Thermal Diffusivity, mm2/s 8.2
7.7
Thermal Shock Resistance, points 24
20

Alloy Composition

Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
80 to 83
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Silicon (Si), % 0
3.5 to 4.5
Titanium (Ti), % 99.095 to 100
0
Zinc (Zn), % 0
11.5 to 16.5
Residuals, % 0
0 to 0.5