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C94700 Bronze vs. C31400 Bronze

Both C94700 bronze and C31400 bronze are copper alloys. They have 90% 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 C31400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 7.9 to 32
6.8 to 29
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 350 to 590
270 to 420
Tensile Strength: Yield (Proof), MPa 160 to 400
78 to 310

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 1030
1040
Melting Onset (Solidus), °C 900
1010
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 54
180
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
42
Electrical Conductivity: Equal Weight (Specific), % IACS 12
43

Otherwise Unclassified Properties

Base Metal Price, % relative 34
29
Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 3.5
2.6
Embodied Energy, MJ/kg 56
42
Embodied Water, L/kg 350
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 41 to 89
26 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 700
28 to 420
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 11 to 19
8.7 to 13
Strength to Weight: Bending, points 13 to 18
11 to 14
Thermal Diffusivity, mm2/s 16
54
Thermal Shock Resistance, points 12 to 21
9.6 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.15
0
Copper (Cu), % 85 to 90
87.5 to 90.5
Iron (Fe), % 0 to 0.25
0 to 0.1
Lead (Pb), % 0 to 0.1
1.3 to 2.5
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 4.5 to 6.0
0 to 0.7
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 1.0 to 2.5
5.8 to 11.2
Residuals, % 0
0 to 0.4