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C91300 Bell Metal vs. Grade 20 Titanium

C91300 bell metal belongs to the copper alloys classification, while grade 20 titanium belongs to the titanium alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C91300 bell metal and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 0.5
5.7 to 17
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 38
47
Tensile Strength: Ultimate (UTS), MPa 240
900 to 1270
Tensile Strength: Yield (Proof), MPa 210
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 180
400
Maximum Temperature: Mechanical, °C 150
370
Melting Completion (Liquidus), °C 890
1660
Melting Onset (Solidus), °C 820
1600
Specific Heat Capacity, J/kg-K 360
520
Thermal Expansion, µm/m-K 18
9.6

Otherwise Unclassified Properties

Density, g/cm3 8.6
5.0
Embodied Carbon, kg CO2/kg material 4.5
52
Embodied Energy, MJ/kg 74
860
Embodied Water, L/kg 460
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.1
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 210
2940 to 5760
Stiffness to Weight: Axial, points 6.6
14
Stiffness to Weight: Bending, points 18
33
Strength to Weight: Axial, points 7.8
50 to 70
Strength to Weight: Bending, points 10
41 to 52
Thermal Shock Resistance, points 9.3
55 to 77

Alloy Composition


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Aluminum (Al), % 0 to 0.0050
3.0 to 4.0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
5.5 to 6.5
Copper (Cu), % 79 to 82
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 0.25
0 to 0.3
Lead (Pb), % 0 to 0.25
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 18 to 20
0
Titanium (Ti), % 0
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 0 to 0.25
0
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0 to 0.6
0 to 0.4