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C84000 Brass vs. Grade 7 Titanium

C84000 brass belongs to the copper alloys classification, while grade 7 titanium belongs to the titanium alloys. There are 28 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 C84000 brass and the bottom bar is grade 7 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
150
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 27
24
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
38
Tensile Strength: Ultimate (UTS), MPa 250
420
Tensile Strength: Yield (Proof), MPa 140
340

Thermal Properties

Latent Heat of Fusion, J/g 190
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 1040
1660
Melting Onset (Solidus), °C 940
1610
Specific Heat Capacity, J/kg-K 380
540
Thermal Conductivity, W/m-K 72
22
Thermal Expansion, µm/m-K 18
9.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 17
7.2

Otherwise Unclassified Properties

Density, g/cm3 8.6
4.5
Embodied Carbon, kg CO2/kg material 3.0
47
Embodied Energy, MJ/kg 49
800
Embodied Water, L/kg 330
470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
95
Resilience: Unit (Modulus of Resilience), kJ/m3 83
560
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 8.2
26
Strength to Weight: Bending, points 10
28
Thermal Diffusivity, mm2/s 22
8.9
Thermal Shock Resistance, points 9.0
31

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 82 to 89
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.4
0 to 0.3
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.010
0
Nickel (Ni), % 0.5 to 2.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Palladium (Pd), % 0
0.12 to 0.25
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0.1 to 0.65
0
Tin (Sn), % 2.0 to 4.0
0
Titanium (Ti), % 0
98.7 to 99.88
Zinc (Zn), % 5.0 to 14
0
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0 to 0.4