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C94700 Bronze vs. C92700 Bronze

Both C94700 bronze and C92700 bronze are copper alloys. They have a moderately high 94% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C94700 bronze and the bottom bar is C92700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 7.9 to 32
9.1
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 350 to 590
290
Tensile Strength: Yield (Proof), MPa 160 to 400
150

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 1030
980
Melting Onset (Solidus), °C 900
840
Specific Heat Capacity, J/kg-K 380
370
Thermal Conductivity, W/m-K 54
47
Thermal Expansion, µm/m-K 17
18

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 34
35
Density, g/cm3 8.8
8.7
Embodied Carbon, kg CO2/kg material 3.5
3.6
Embodied Energy, MJ/kg 56
58
Embodied Water, L/kg 350
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 89
22
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 700
110
Stiffness to Weight: Axial, points 7.3
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11 to 19
9.1
Strength to Weight: Bending, points 13 to 18
11
Thermal Diffusivity, mm2/s 16
15
Thermal Shock Resistance, points 12 to 21
11

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.15
0 to 0.25
Copper (Cu), % 85 to 90
86 to 89
Iron (Fe), % 0 to 0.25
0 to 0.2
Lead (Pb), % 0 to 0.1
1.0 to 2.5
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 4.5 to 6.0
0 to 1.0
Phosphorus (P), % 0 to 0.050
0 to 1.5
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.050
0 to 0.050
Tin (Sn), % 4.5 to 6.0
9.0 to 11
Zinc (Zn), % 1.0 to 2.5
0 to 0.7
Residuals, % 0
0 to 0.7