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C69400 Brass vs. Grade 35 Titanium

C69400 brass belongs to the copper alloys classification, while grade 35 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is grade 35 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
5.6
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
41
Shear Strength, MPa 350
580
Tensile Strength: Ultimate (UTS), MPa 570
1000
Tensile Strength: Yield (Proof), MPa 270
630

Thermal Properties

Latent Heat of Fusion, J/g 260
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 920
1630
Melting Onset (Solidus), °C 820
1580
Specific Heat Capacity, J/kg-K 410
550
Thermal Conductivity, W/m-K 26
7.4
Thermal Expansion, µm/m-K 18
9.3

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 27
37
Density, g/cm3 8.3
4.6
Embodied Carbon, kg CO2/kg material 2.7
33
Embodied Energy, MJ/kg 44
530
Embodied Water, L/kg 300
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
49
Resilience: Unit (Modulus of Resilience), kJ/m3 340
1830
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 19
61
Strength to Weight: Bending, points 18
49
Thermal Diffusivity, mm2/s 7.7
3.0
Thermal Shock Resistance, points 20
70

Alloy Composition

Aluminum (Al), % 0
4.0 to 5.0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 80 to 83
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.2
0.2 to 0.8
Lead (Pb), % 0 to 0.3
0
Molybdenum (Mo), % 0
1.5 to 2.5
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 3.5 to 4.5
0.2 to 0.4
Titanium (Ti), % 0
88.4 to 93
Vanadium (V), % 0
1.1 to 2.1
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0
0 to 0.4