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C94700 Bronze vs. C19020 Copper

Both C94700 bronze and C19020 copper are copper alloys. They have 90% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C94700 bronze and the bottom bar is C19020 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 7.9 to 32
2.3 to 5.7
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
44
Tensile Strength: Ultimate (UTS), MPa 350 to 590
440 to 590

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 190
200
Melting Completion (Liquidus), °C 1030
1090
Melting Onset (Solidus), °C 900
1030
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 54
190
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
50
Electrical Conductivity: Equal Weight (Specific), % IACS 12
50

Otherwise Unclassified Properties

Base Metal Price, % relative 34
31
Density, g/cm3 8.8
8.9
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 56
44
Embodied Water, L/kg 350
310

Common Calculations

Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11 to 19
14 to 18
Strength to Weight: Bending, points 13 to 18
14 to 18
Thermal Diffusivity, mm2/s 16
55
Thermal Shock Resistance, points 12 to 21
16 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.15
0
Copper (Cu), % 85 to 90
95.7 to 99.19
Iron (Fe), % 0 to 0.25
0
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 4.5 to 6.0
0.5 to 3.0
Phosphorus (P), % 0 to 0.050
0.010 to 0.2
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 4.5 to 6.0
0.3 to 0.9
Zinc (Zn), % 1.0 to 2.5
0
Residuals, % 0
0 to 0.2