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CC765S Brass vs. C93800 Bronze

Both CC765S brass and C93800 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 60% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is C93800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
96
Elongation at Break, % 21
9.7
Poisson's Ratio 0.31
0.35
Shear Modulus, GPa 42
35
Tensile Strength: Ultimate (UTS), MPa 540
200
Tensile Strength: Yield (Proof), MPa 220
120

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 140
140
Melting Completion (Liquidus), °C 860
940
Melting Onset (Solidus), °C 820
850
Specific Heat Capacity, J/kg-K 400
340
Thermal Conductivity, W/m-K 91
52
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
11
Electrical Conductivity: Equal Weight (Specific), % IACS 34
11

Otherwise Unclassified Properties

Base Metal Price, % relative 24
31
Density, g/cm3 8.0
9.1
Embodied Carbon, kg CO2/kg material 3.0
3.2
Embodied Energy, MJ/kg 51
51
Embodied Water, L/kg 330
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
17
Resilience: Unit (Modulus of Resilience), kJ/m3 220
70
Stiffness to Weight: Axial, points 7.6
5.9
Stiffness to Weight: Bending, points 20
17
Strength to Weight: Axial, points 19
6.1
Strength to Weight: Bending, points 18
8.4
Thermal Diffusivity, mm2/s 28
17
Thermal Shock Resistance, points 17
8.1

Alloy Composition

Aluminum (Al), % 0.5 to 2.5
0 to 0.0050
Antimony (Sb), % 0 to 0.080
0 to 0.8
Copper (Cu), % 51 to 65
75 to 79
Iron (Fe), % 0.5 to 2.0
0 to 0.15
Lead (Pb), % 0 to 0.5
13 to 16
Manganese (Mn), % 0.3 to 3.0
0
Nickel (Ni), % 0 to 6.0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 1.5
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 1.0
6.3 to 7.5
Zinc (Zn), % 19.8 to 47.7
0 to 0.8
Residuals, % 0
0 to 1.0