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C93800 Bronze vs. C94700 Bronze

Both C93800 bronze and C94700 bronze are copper alloys. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is C93800 bronze and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 96
110
Elongation at Break, % 9.7
7.9 to 32
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 35
43
Tensile Strength: Ultimate (UTS), MPa 200
350 to 590
Tensile Strength: Yield (Proof), MPa 120
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 140
190
Melting Completion (Liquidus), °C 940
1030
Melting Onset (Solidus), °C 850
900
Specific Heat Capacity, J/kg-K 340
380
Thermal Conductivity, W/m-K 52
54
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
12
Electrical Conductivity: Equal Weight (Specific), % IACS 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 31
34
Density, g/cm3 9.1
8.8
Embodied Carbon, kg CO2/kg material 3.2
3.5
Embodied Energy, MJ/kg 51
56
Embodied Water, L/kg 380
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 70
110 to 700
Stiffness to Weight: Axial, points 5.9
7.3
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 6.1
11 to 19
Strength to Weight: Bending, points 8.4
13 to 18
Thermal Diffusivity, mm2/s 17
16
Thermal Shock Resistance, points 8.1
12 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.8
0 to 0.15
Copper (Cu), % 75 to 79
85 to 90
Iron (Fe), % 0 to 0.15
0 to 0.25
Lead (Pb), % 13 to 16
0 to 0.1
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0 to 1.0
4.5 to 6.0
Phosphorus (P), % 0 to 1.5
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 6.3 to 7.5
4.5 to 6.0
Zinc (Zn), % 0 to 0.8
1.0 to 2.5
Residuals, % 0
0 to 1.3