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C69710 Brass vs. C61500 Bronze

Both C69710 brass and C61500 bronze are copper alloys. They have 78% of their average alloy composition in common. There are 29 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 C61500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
3.0 to 55
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
42
Shear Strength, MPa 300
350 to 550
Tensile Strength: Ultimate (UTS), MPa 470
480 to 970
Tensile Strength: Yield (Proof), MPa 230
150 to 720

Thermal Properties

Latent Heat of Fusion, J/g 240
220
Maximum Temperature: Mechanical, °C 160
220
Melting Completion (Liquidus), °C 930
1040
Melting Onset (Solidus), °C 880
1030
Specific Heat Capacity, J/kg-K 400
430
Thermal Conductivity, W/m-K 40
58
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
13
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
13

Otherwise Unclassified Properties

Base Metal Price, % relative 26
29
Density, g/cm3 8.3
8.4
Embodied Carbon, kg CO2/kg material 2.7
3.2
Embodied Energy, MJ/kg 44
52
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
27 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 250
100 to 2310
Stiffness to Weight: Axial, points 7.3
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
16 to 32
Strength to Weight: Bending, points 16
16 to 26
Thermal Diffusivity, mm2/s 12
16
Thermal Shock Resistance, points 16
17 to 34

Alloy Composition


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Aluminum (Al), % 0
7.7 to 8.3
Arsenic (As), % 0.030 to 0.060
0
Copper (Cu), % 75 to 80
89 to 90.5
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0.5 to 1.5
0 to 0.015
Manganese (Mn), % 0 to 0.4
0
Nickel (Ni), % 0
1.8 to 2.2
Silicon (Si), % 2.5 to 3.5
0
Zinc (Zn), % 13.8 to 22
0
Residuals, % 0 to 0.5
0 to 0.5