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C91300 Bell Metal vs. CC765S Brass

Both C91300 bell metal and CC765S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 59% of their average alloy composition in common. There are 26 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 C91300 bell metal and the bottom bar is CC765S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 0.5
21
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 38
42
Tensile Strength: Ultimate (UTS), MPa 240
540
Tensile Strength: Yield (Proof), MPa 210
220

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 150
140
Melting Completion (Liquidus), °C 890
860
Melting Onset (Solidus), °C 820
820
Specific Heat Capacity, J/kg-K 360
400
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
30
Electrical Conductivity: Equal Weight (Specific), % IACS 7.4
34

Otherwise Unclassified Properties

Base Metal Price, % relative 39
24
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 4.5
3.0
Embodied Energy, MJ/kg 74
51
Embodied Water, L/kg 460
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.1
90
Resilience: Unit (Modulus of Resilience), kJ/m3 210
220
Stiffness to Weight: Axial, points 6.6
7.6
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.8
19
Strength to Weight: Bending, points 10
18
Thermal Shock Resistance, points 9.3
17

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0.5 to 2.5
Antimony (Sb), % 0 to 0.2
0 to 0.080
Copper (Cu), % 79 to 82
51 to 65
Iron (Fe), % 0 to 0.25
0.5 to 2.0
Lead (Pb), % 0 to 0.25
0 to 0.5
Manganese (Mn), % 0
0.3 to 3.0
Nickel (Ni), % 0 to 0.5
0 to 6.0
Phosphorus (P), % 0 to 1.5
0 to 0.030
Silicon (Si), % 0 to 0.0050
0 to 0.1
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 18 to 20
0 to 1.0
Zinc (Zn), % 0 to 0.25
19.8 to 47.7
Residuals, % 0 to 0.6
0