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C69710 Brass vs. C94300 Bronze

Both C69710 brass and C94300 bronze are copper alloys. They have 71% 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 C69710 brass and the bottom bar is C94300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
87
Elongation at Break, % 25
9.7
Poisson's Ratio 0.32
0.36
Shear Modulus, GPa 41
32
Tensile Strength: Ultimate (UTS), MPa 470
180
Tensile Strength: Yield (Proof), MPa 230
120

Thermal Properties

Latent Heat of Fusion, J/g 240
150
Maximum Temperature: Mechanical, °C 160
110
Melting Completion (Liquidus), °C 930
820
Melting Onset (Solidus), °C 880
760
Specific Heat Capacity, J/kg-K 400
320
Thermal Conductivity, W/m-K 40
63
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 26
28
Density, g/cm3 8.3
9.3
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 44
47
Embodied Water, L/kg 310
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
15
Resilience: Unit (Modulus of Resilience), kJ/m3 250
77
Stiffness to Weight: Axial, points 7.3
5.2
Stiffness to Weight: Bending, points 19
16
Strength to Weight: Axial, points 16
5.2
Strength to Weight: Bending, points 16
7.4
Thermal Diffusivity, mm2/s 12
21
Thermal Shock Resistance, points 16
7.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
67 to 72
Iron (Fe), % 0 to 0.2
0 to 0.15
Lead (Pb), % 0.5 to 1.5
23 to 27
Manganese (Mn), % 0 to 0.4
0
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 2.5 to 3.5
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 13.8 to 22
0 to 0.8
Residuals, % 0
0 to 1.0