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Grade 23 Titanium vs. C42500 Brass

Grade 23 titanium belongs to the titanium alloys classification, while C42500 brass belongs to the copper alloys. There are 29 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 grade 23 titanium and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 6.7 to 11
2.0 to 49
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
42
Shear Strength, MPa 540 to 570
220 to 360
Tensile Strength: Ultimate (UTS), MPa 930 to 940
310 to 630
Tensile Strength: Yield (Proof), MPa 850 to 870
120 to 590

Thermal Properties

Latent Heat of Fusion, J/g 410
200
Maximum Temperature: Mechanical, °C 340
180
Melting Completion (Liquidus), °C 1610
1030
Melting Onset (Solidus), °C 1560
1010
Specific Heat Capacity, J/kg-K 560
380
Thermal Conductivity, W/m-K 7.1
120
Thermal Expansion, µm/m-K 9.4
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
29

Otherwise Unclassified Properties

Base Metal Price, % relative 36
30
Density, g/cm3 4.4
8.7
Embodied Carbon, kg CO2/kg material 38
2.8
Embodied Energy, MJ/kg 610
46
Embodied Water, L/kg 200
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 61 to 100
12 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 3430 to 3560
64 to 1570
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 58 to 59
9.9 to 20
Strength to Weight: Bending, points 48
12 to 19
Thermal Diffusivity, mm2/s 2.9
36
Thermal Shock Resistance, points 67 to 68
11 to 22

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
87 to 90
Hydrogen (H), % 0 to 0.013
0
Iron (Fe), % 0 to 0.25
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.13
0
Phosphorus (P), % 0
0 to 0.35
Tin (Sn), % 0
1.5 to 3.0
Titanium (Ti), % 88.1 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
6.1 to 11.5
Residuals, % 0
0 to 0.5