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Grade 23 Titanium vs. C69300 Brass

Grade 23 titanium belongs to the titanium alloys classification, while C69300 brass belongs to the copper 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 grade 23 titanium and the bottom bar is C69300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 6.7 to 11
8.5 to 15
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
41
Shear Strength, MPa 540 to 570
330 to 370
Tensile Strength: Ultimate (UTS), MPa 930 to 940
550 to 630
Tensile Strength: Yield (Proof), MPa 850 to 870
300 to 390

Thermal Properties

Latent Heat of Fusion, J/g 410
240
Maximum Temperature: Mechanical, °C 340
160
Melting Completion (Liquidus), °C 1610
880
Melting Onset (Solidus), °C 1560
860
Specific Heat Capacity, J/kg-K 560
400
Thermal Conductivity, W/m-K 7.1
38
Thermal Expansion, µm/m-K 9.4
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 36
26
Density, g/cm3 4.4
8.2
Embodied Carbon, kg CO2/kg material 38
2.7
Embodied Energy, MJ/kg 610
45
Embodied Water, L/kg 200
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 61 to 100
47 to 70
Resilience: Unit (Modulus of Resilience), kJ/m3 3430 to 3560
400 to 700
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 58 to 59
19 to 21
Strength to Weight: Bending, points 48
18 to 20
Thermal Diffusivity, mm2/s 2.9
12
Thermal Shock Resistance, points 67 to 68
19 to 22

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
73 to 77
Hydrogen (H), % 0 to 0.013
0
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.1
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.13
0
Phosphorus (P), % 0
0.040 to 0.15
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0
0 to 0.2
Titanium (Ti), % 88.1 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
18.4 to 24.3
Residuals, % 0
0 to 0.5