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C86400 Bronze vs. C94700 Bronze

Both C86400 bronze and C94700 bronze are copper alloys. They have 63% of their average alloy composition in common.

For each property being compared, the top bar is C86400 bronze and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
7.9 to 32
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 470
350 to 590
Tensile Strength: Yield (Proof), MPa 150
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 120
190
Melting Completion (Liquidus), °C 880
1030
Melting Onset (Solidus), °C 860
900
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 88
54
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
12
Electrical Conductivity: Equal Weight (Specific), % IACS 22
12

Otherwise Unclassified Properties

Base Metal Price, % relative 23
34
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 2.8
3.5
Embodied Energy, MJ/kg 48
56
Embodied Water, L/kg 330
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 110
110 to 700
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 16
11 to 19
Strength to Weight: Bending, points 17
13 to 18
Thermal Diffusivity, mm2/s 29
16
Thermal Shock Resistance, points 16
12 to 21

Alloy Composition

Aluminum (Al), % 0.5 to 1.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.15
Copper (Cu), % 56 to 62
85 to 90
Iron (Fe), % 0.4 to 2.0
0 to 0.25
Lead (Pb), % 0.5 to 1.5
0 to 0.1
Manganese (Mn), % 0.1 to 1.0
0 to 0.2
Nickel (Ni), % 0 to 1.0
4.5 to 6.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0.5 to 1.5
4.5 to 6.0
Zinc (Zn), % 34 to 42
1.0 to 2.5
Residuals, % 0
0 to 1.3