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Grade 9 Titanium vs. C49300 Brass

Grade 9 titanium belongs to the titanium alloys classification, while C49300 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 C49300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 11 to 17
4.5 to 20
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 40
40
Shear Strength, MPa 430 to 580
270 to 290
Tensile Strength: Ultimate (UTS), MPa 700 to 960
430 to 520
Tensile Strength: Yield (Proof), MPa 540 to 830
210 to 410

Thermal Properties

Latent Heat of Fusion, J/g 410
170
Maximum Temperature: Mechanical, °C 330
120
Melting Completion (Liquidus), °C 1640
880
Melting Onset (Solidus), °C 1590
840
Specific Heat Capacity, J/kg-K 550
380
Thermal Conductivity, W/m-K 8.1
88
Thermal Expansion, µm/m-K 9.1
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
15
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
17

Otherwise Unclassified Properties

Base Metal Price, % relative 37
26
Density, g/cm3 4.5
8.0
Embodied Carbon, kg CO2/kg material 36
3.0
Embodied Energy, MJ/kg 580
50
Embodied Water, L/kg 150
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 110
21 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 1380 to 3220
220 to 800
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 43 to 60
15 to 18
Strength to Weight: Bending, points 39 to 48
16 to 18
Thermal Diffusivity, mm2/s 3.3
29
Thermal Shock Resistance, points 52 to 71
14 to 18

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
0 to 0.5
Antimony (Sb), % 0
0 to 0.5
Bismuth (Bi), % 0
0.5 to 2.0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
58 to 62
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0
0 to 0.030
Nickel (Ni), % 0
0 to 1.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.2
Selenium (Se), % 0
0 to 0.2
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0
1.0 to 1.8
Titanium (Ti), % 92.6 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
30.6 to 40.5
Residuals, % 0
0 to 0.5