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CC753S Brass vs. C91100 Bronze

Both CC753S brass and C91100 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 (2, in this case) are not shown.

For each property being compared, the top bar is CC753S brass and the bottom bar is C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 17
2.0
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 340
240
Tensile Strength: Yield (Proof), MPa 170
170

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
160
Melting Completion (Liquidus), °C 820
950
Melting Onset (Solidus), °C 780
820
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 99
63
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 29
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 23
38
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 2.8
4.2
Embodied Energy, MJ/kg 47
69
Embodied Water, L/kg 330
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 47
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 140
140
Stiffness to Weight: Axial, points 7.1
6.7
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
7.7
Strength to Weight: Bending, points 13
9.9
Thermal Diffusivity, mm2/s 32
20
Thermal Shock Resistance, points 11
9.1

Alloy Composition

Aluminum (Al), % 0.4 to 0.8
0 to 0.0050
Antimony (Sb), % 0 to 0.050
0 to 0.2
Copper (Cu), % 56.8 to 60.5
82 to 85
Iron (Fe), % 0.5 to 0.8
0 to 0.25
Lead (Pb), % 1.8 to 2.5
0 to 0.25
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0.5 to 1.2
0 to 0.5
Phosphorus (P), % 0 to 0.020
0 to 1.0
Silicon (Si), % 0 to 0.050
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.8
15 to 17
Zinc (Zn), % 33.1 to 40
0 to 0.25