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C93700 Bronze vs. C94900 Bronze

Both C93700 bronze and C94900 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 92% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C93700 bronze and the bottom bar is C94900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 99
110
Elongation at Break, % 20
17
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 37
41
Tensile Strength: Ultimate (UTS), MPa 240
300
Tensile Strength: Yield (Proof), MPa 130
130

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 930
980
Melting Onset (Solidus), °C 760
910
Specific Heat Capacity, J/kg-K 350
370
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
14
Electrical Conductivity: Equal Weight (Specific), % IACS 10
14

Otherwise Unclassified Properties

Base Metal Price, % relative 33
32
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 3.5
3.4
Embodied Energy, MJ/kg 57
55
Embodied Water, L/kg 390
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
41
Resilience: Unit (Modulus of Resilience), kJ/m3 79
72
Stiffness to Weight: Axial, points 6.2
6.9
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 7.5
9.4
Strength to Weight: Bending, points 9.6
11
Thermal Shock Resistance, points 9.4
11

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.5
0 to 0.25
Copper (Cu), % 78 to 82
79 to 81
Iron (Fe), % 0 to 0.15
0 to 0.3
Lead (Pb), % 8.0 to 11
4.0 to 6.0
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 1.0
4.0 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 0.080
Tin (Sn), % 9.0 to 11
4.0 to 6.0
Zinc (Zn), % 0 to 0.8
4.0 to 6.0
Residuals, % 0
0 to 0.8