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C65400 Bronze vs. C17500 Copper

Both C65400 bronze and C17500 copper are copper alloys. They have a very high 95% of their average alloy composition in common. There are 30 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 C65400 bronze and the bottom bar is C17500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 2.6 to 47
6.0 to 30
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 82 to 120
38 to 99
Shear Modulus, GPa 43
45
Shear Strength, MPa 350 to 530
200 to 520
Tensile Strength: Ultimate (UTS), MPa 500 to 1060
310 to 860
Tensile Strength: Yield (Proof), MPa 170 to 910
170 to 760

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Maximum Temperature: Mechanical, °C 200
220
Melting Completion (Liquidus), °C 1020
1060
Melting Onset (Solidus), °C 960
1020
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 36
200
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
24 to 53
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
24 to 54

Otherwise Unclassified Properties

Base Metal Price, % relative 31
60
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 2.8
4.7
Embodied Energy, MJ/kg 45
73
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 480
30 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 3640
120 to 2390
Stiffness to Weight: Axial, points 7.3
7.5
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16 to 34
9.7 to 27
Strength to Weight: Bending, points 16 to 27
11 to 23
Thermal Diffusivity, mm2/s 10
59
Thermal Shock Resistance, points 18 to 39
11 to 29

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.4 to 0.7
Chromium (Cr), % 0.010 to 0.12
0
Cobalt (Co), % 0
2.4 to 2.7
Copper (Cu), % 93.8 to 96.1
95.6 to 97.2
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.050
0
Silicon (Si), % 2.7 to 3.4
0 to 0.2
Tin (Sn), % 1.2 to 1.9
0
Zinc (Zn), % 0 to 0.5
0
Residuals, % 0
0 to 0.5