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R56401 Titanium vs. C87400 Brass

R56401 titanium belongs to the titanium alloys classification, while C87400 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is R56401 titanium and the bottom bar is C87400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 9.1
21
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 940
390
Tensile Strength: Yield (Proof), MPa 850
160

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
920
Melting Onset (Solidus), °C 1560
820
Specific Heat Capacity, J/kg-K 560
400
Thermal Conductivity, W/m-K 7.1
28
Thermal Expansion, µm/m-K 9.6
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
7.2

Otherwise Unclassified Properties

Base Metal Price, % relative 36
27
Density, g/cm3 4.5
8.3
Embodied Carbon, kg CO2/kg material 38
2.7
Embodied Energy, MJ/kg 610
44
Embodied Water, L/kg 200
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
65
Resilience: Unit (Modulus of Resilience), kJ/m3 3440
120
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 59
13
Strength to Weight: Bending, points 48
14
Thermal Diffusivity, mm2/s 2.9
8.3
Thermal Shock Resistance, points 67
14

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0 to 0.8
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
79 to 85.5
Hydrogen (H), % 0 to 0.012
0
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0
0 to 1.0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.13
0
Silicon (Si), % 0
2.5 to 4.0
Titanium (Ti), % 88.5 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.8