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C69300 Brass vs. Grade C-3 Titanium

C69300 brass belongs to the copper alloys classification, while grade C-3 titanium belongs to the titanium alloys. There are 28 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 C69300 brass and the bottom bar is grade C-3 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 8.5 to 15
13
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 550 to 630
500
Tensile Strength: Yield (Proof), MPa 300 to 390
430

Thermal Properties

Latent Heat of Fusion, J/g 240
420
Maximum Temperature: Mechanical, °C 160
320
Melting Completion (Liquidus), °C 880
1660
Melting Onset (Solidus), °C 860
1610
Specific Heat Capacity, J/kg-K 400
540
Thermal Conductivity, W/m-K 38
21
Thermal Expansion, µm/m-K 19
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 26
37
Density, g/cm3 8.2
4.5
Embodied Carbon, kg CO2/kg material 2.7
31
Embodied Energy, MJ/kg 45
510
Embodied Water, L/kg 310
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 47 to 70
65
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 700
880
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 19
35
Strength to Weight: Axial, points 19 to 21
31
Strength to Weight: Bending, points 18 to 20
31
Thermal Diffusivity, mm2/s 12
8.5
Thermal Shock Resistance, points 19 to 22
39

Alloy Composition

Carbon (C), % 0
0 to 0.1
Copper (Cu), % 73 to 77
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.1
0 to 0.25
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.1
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Phosphorus (P), % 0.040 to 0.15
0
Silicon (Si), % 2.7 to 3.4
0
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0
98.8 to 100
Zinc (Zn), % 18.4 to 24.3
0
Residuals, % 0
0 to 0.4