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CC755S Brass vs. Grade 37 Titanium

CC755S brass belongs to the copper alloys classification, while grade 37 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 CC755S brass and the bottom bar is grade 37 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 9.5
22
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 390
390
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 170
420
Maximum Temperature: Mechanical, °C 120
310
Melting Completion (Liquidus), °C 820
1650
Melting Onset (Solidus), °C 780
1600
Specific Heat Capacity, J/kg-K 390
550
Thermal Conductivity, W/m-K 120
21
Thermal Expansion, µm/m-K 21
8.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 30
6.8

Otherwise Unclassified Properties

Base Metal Price, % relative 23
36
Density, g/cm3 8.1
4.5
Embodied Carbon, kg CO2/kg material 2.7
31
Embodied Energy, MJ/kg 46
500
Embodied Water, L/kg 330
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
76
Resilience: Unit (Modulus of Resilience), kJ/m3 290
280
Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 14
24
Strength to Weight: Bending, points 15
26
Thermal Diffusivity, mm2/s 38
8.4
Thermal Shock Resistance, points 13
29

Alloy Composition


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Aluminum (Al), % 0.4 to 0.7
1.0 to 2.0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 59.5 to 61
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0.050 to 0.2
0 to 0.3
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.2
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0 to 0.3
0
Titanium (Ti), % 0
96.9 to 99
Zinc (Zn), % 35.8 to 38.9
0
Residuals, % 0
0 to 0.4