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C87500 Brass vs. C61900 Bronze

Both C87500 brass and C61900 bronze are copper alloys. They have 83% 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 C87500 brass and the bottom bar is C61900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
21 to 32
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
43
Tensile Strength: Ultimate (UTS), MPa 460
570 to 650
Tensile Strength: Yield (Proof), MPa 190
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 260
230
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 920
1050
Melting Onset (Solidus), °C 820
1040
Specific Heat Capacity, J/kg-K 410
440
Thermal Conductivity, W/m-K 28
79
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
11
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
11

Otherwise Unclassified Properties

Base Metal Price, % relative 27
28
Density, g/cm3 8.3
8.3
Embodied Carbon, kg CO2/kg material 2.7
3.1
Embodied Energy, MJ/kg 44
51
Embodied Water, L/kg 300
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 160
230 to 430
Stiffness to Weight: Axial, points 7.4
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
19 to 22
Strength to Weight: Bending, points 16
18 to 20
Thermal Diffusivity, mm2/s 8.3
22
Thermal Shock Resistance, points 17
20 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.5
8.5 to 10
Copper (Cu), % 79 to 85
83.6 to 88.5
Iron (Fe), % 0
3.0 to 4.5
Lead (Pb), % 0 to 0.5
0 to 0.020
Silicon (Si), % 3.0 to 5.0
0
Tin (Sn), % 0
0 to 0.6
Zinc (Zn), % 12 to 16
0 to 0.8
Residuals, % 0
0 to 0.5