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CC765S Brass vs. Grade 30 Titanium

CC765S brass belongs to the copper alloys classification, while grade 30 titanium belongs to the titanium alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is grade 30 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 21
23
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 540
390
Tensile Strength: Yield (Proof), MPa 220
350

Thermal Properties

Latent Heat of Fusion, J/g 180
420
Maximum Temperature: Mechanical, °C 140
320
Melting Completion (Liquidus), °C 860
1660
Melting Onset (Solidus), °C 820
1610
Specific Heat Capacity, J/kg-K 400
540
Thermal Conductivity, W/m-K 91
21
Thermal Expansion, µm/m-K 20
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 34
6.9

Otherwise Unclassified Properties

Density, g/cm3 8.0
4.5
Embodied Carbon, kg CO2/kg material 3.0
36
Embodied Energy, MJ/kg 51
600
Embodied Water, L/kg 330
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
86
Resilience: Unit (Modulus of Resilience), kJ/m3 220
590
Stiffness to Weight: Axial, points 7.6
13
Stiffness to Weight: Bending, points 20
35
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 18
26
Thermal Diffusivity, mm2/s 28
8.6
Thermal Shock Resistance, points 17
30

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Carbon (C), % 0
0 to 0.080
Cobalt (Co), % 0
0.2 to 0.8
Copper (Cu), % 51 to 65
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0.5 to 2.0
0 to 0.3
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0.3 to 3.0
0
Nickel (Ni), % 0 to 6.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0 to 1.0
0
Titanium (Ti), % 0
98 to 99.76
Zinc (Zn), % 19.8 to 47.7
0
Residuals, % 0
0 to 0.4