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C69400 Brass vs. Grade 4 Titanium

C69400 brass belongs to the copper alloys classification, while grade 4 titanium belongs to the titanium alloys. There are 29 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 C69400 brass and the bottom bar is grade 4 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
17
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
41
Shear Strength, MPa 350
390
Tensile Strength: Ultimate (UTS), MPa 570
640
Tensile Strength: Yield (Proof), MPa 270
530

Thermal Properties

Latent Heat of Fusion, J/g 260
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 920
1660
Melting Onset (Solidus), °C 820
1610
Specific Heat Capacity, J/kg-K 410
540
Thermal Conductivity, W/m-K 26
19
Thermal Expansion, µm/m-K 18
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 27
37
Density, g/cm3 8.3
4.5
Embodied Carbon, kg CO2/kg material 2.7
31
Embodied Energy, MJ/kg 44
500
Embodied Water, L/kg 300
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
100
Resilience: Unit (Modulus of Resilience), kJ/m3 340
1330
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 19
40
Strength to Weight: Bending, points 18
37
Thermal Diffusivity, mm2/s 7.7
7.6
Thermal Shock Resistance, points 20
46

Alloy Composition

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 to 0.5
Lead (Pb), % 0 to 0.3
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Silicon (Si), % 3.5 to 4.5
0
Titanium (Ti), % 0
98.6 to 100
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0
0 to 0.4