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Grade 35 Titanium vs. C69700 Brass

Grade 35 titanium belongs to the titanium alloys classification, while C69700 brass belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade 35 titanium and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 5.6
25
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
41
Shear Strength, MPa 580
300
Tensile Strength: Ultimate (UTS), MPa 1000
470
Tensile Strength: Yield (Proof), MPa 630
230

Thermal Properties

Latent Heat of Fusion, J/g 420
240
Maximum Temperature: Mechanical, °C 320
160
Melting Completion (Liquidus), °C 1630
930
Melting Onset (Solidus), °C 1580
880
Specific Heat Capacity, J/kg-K 550
400
Thermal Conductivity, W/m-K 7.4
43
Thermal Expansion, µm/m-K 9.3
19

Otherwise Unclassified Properties

Base Metal Price, % relative 37
26
Density, g/cm3 4.6
8.3
Embodied Carbon, kg CO2/kg material 33
2.7
Embodied Energy, MJ/kg 530
44
Embodied Water, L/kg 170
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49
99
Resilience: Unit (Modulus of Resilience), kJ/m3 1830
250
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 35
19
Strength to Weight: Axial, points 61
16
Strength to Weight: Bending, points 49
16
Thermal Diffusivity, mm2/s 3.0
13
Thermal Shock Resistance, points 70
16

Alloy Composition

Aluminum (Al), % 4.0 to 5.0
0
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
75 to 80
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.2 to 0.8
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0
0 to 0.4
Molybdenum (Mo), % 1.5 to 2.5
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Silicon (Si), % 0.2 to 0.4
2.5 to 3.5
Titanium (Ti), % 88.4 to 93
0
Vanadium (V), % 1.1 to 2.1
0
Zinc (Zn), % 0
13.9 to 22
Residuals, % 0
0 to 0.5