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C61900 Bronze vs. C87300 Bronze

Both C61900 bronze and C87300 bronze are copper alloys. They have 87% 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 C61900 bronze and the bottom bar is C87300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 21 to 32
22
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
43
Tensile Strength: Ultimate (UTS), MPa 570 to 650
350
Tensile Strength: Yield (Proof), MPa 230 to 310
140

Thermal Properties

Latent Heat of Fusion, J/g 230
280
Maximum Temperature: Mechanical, °C 220
200
Melting Completion (Liquidus), °C 1050
970
Melting Onset (Solidus), °C 1040
820
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 79
28
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
6.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
6.4

Otherwise Unclassified Properties

Base Metal Price, % relative 28
29
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 3.1
2.7
Embodied Energy, MJ/kg 51
42
Embodied Water, L/kg 380
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 150
62
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 430
86
Stiffness to Weight: Axial, points 7.6
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19 to 22
11
Strength to Weight: Bending, points 18 to 20
13
Thermal Diffusivity, mm2/s 22
8.0
Thermal Shock Resistance, points 20 to 23
13

Alloy Composition

Aluminum (Al), % 8.5 to 10
0
Copper (Cu), % 83.6 to 88.5
94 to 95.7
Iron (Fe), % 3.0 to 4.5
0 to 0.2
Lead (Pb), % 0 to 0.020
0 to 0.2
Manganese (Mn), % 0
0.8 to 1.5
Silicon (Si), % 0
3.5 to 5.0
Tin (Sn), % 0 to 0.6
0
Zinc (Zn), % 0 to 0.8
0 to 0.25
Residuals, % 0
0 to 0.5