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Grade 9 Titanium vs. C32000 Brass

Grade 9 titanium belongs to the titanium alloys classification, while C32000 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade 9 titanium and the bottom bar is C32000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 11 to 17
6.8 to 29
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
41
Shear Strength, MPa 430 to 580
180 to 280
Tensile Strength: Ultimate (UTS), MPa 700 to 960
270 to 470
Tensile Strength: Yield (Proof), MPa 540 to 830
78 to 390

Thermal Properties

Latent Heat of Fusion, J/g 410
190
Maximum Temperature: Mechanical, °C 330
170
Melting Completion (Liquidus), °C 1640
1020
Melting Onset (Solidus), °C 1590
990
Specific Heat Capacity, J/kg-K 550
380
Thermal Conductivity, W/m-K 8.1
160
Thermal Expansion, µm/m-K 9.1
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
36
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
37

Otherwise Unclassified Properties

Base Metal Price, % relative 37
28
Density, g/cm3 4.5
8.7
Embodied Carbon, kg CO2/kg material 36
2.6
Embodied Energy, MJ/kg 580
42
Embodied Water, L/kg 150
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 110
30 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 1380 to 3220
28 to 680
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 35
18
Strength to Weight: Axial, points 43 to 60
8.8 to 15
Strength to Weight: Bending, points 39 to 48
11 to 16
Thermal Diffusivity, mm2/s 3.3
47
Thermal Shock Resistance, points 52 to 71
9.5 to 16

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
83.5 to 86.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0
1.5 to 2.2
Nickel (Ni), % 0
0 to 0.25
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Titanium (Ti), % 92.6 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
10.6 to 15
Residuals, % 0
0 to 0.4