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C51100 Bronze vs. C81400 Copper

Both C51100 bronze and C81400 copper are copper alloys. They have a very high 95% of their average alloy composition in common. There are 29 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 C51100 bronze and the bottom bar is C81400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 2.5 to 50
11
Poisson's Ratio 0.34
0.34
Rockwell B Hardness 67 to 93
69
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 330 to 720
370
Tensile Strength: Yield (Proof), MPa 93 to 700
250

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 190
200
Melting Completion (Liquidus), °C 1060
1090
Melting Onset (Solidus), °C 970
1070
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 84
260
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
60
Electrical Conductivity: Equal Weight (Specific), % IACS 20
61

Otherwise Unclassified Properties

Base Metal Price, % relative 32
33
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 48
45
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 140
36
Resilience: Unit (Modulus of Resilience), kJ/m3 38 to 2170
260
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 10 to 22
11
Strength to Weight: Bending, points 12 to 20
13
Thermal Diffusivity, mm2/s 25
75
Thermal Shock Resistance, points 12 to 26
13

Alloy Composition

Beryllium (Be), % 0
0.020 to 0.1
Chromium (Cr), % 0
0.6 to 1.0
Copper (Cu), % 93.8 to 96.5
98.4 to 99.38
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.050
0
Phosphorus (P), % 0.030 to 0.35
0
Tin (Sn), % 3.5 to 4.9
0
Zinc (Zn), % 0 to 0.3
0
Residuals, % 0
0 to 0.5