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C93400 Bronze vs. C94900 Bronze

Both C93400 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 (2, in this case) are not shown.

For each property being compared, the top bar is C93400 bronze and the bottom bar is C94900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 9.1
17
Poisson's Ratio 0.35
0.34
Shear Modulus, GPa 38
41
Tensile Strength: Ultimate (UTS), MPa 270
300
Tensile Strength: Yield (Proof), MPa 150
130

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
170
Melting Completion (Liquidus), °C 950
980
Melting Onset (Solidus), °C 850
910
Specific Heat Capacity, J/kg-K 350
370
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
14
Electrical Conductivity: Equal Weight (Specific), % IACS 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 32
32
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 3.3
3.4
Embodied Energy, MJ/kg 54
55
Embodied Water, L/kg 380
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
41
Resilience: Unit (Modulus of Resilience), kJ/m3 120
72
Stiffness to Weight: Axial, points 6.3
6.9
Stiffness to Weight: Bending, points 17
18
Strength to Weight: Axial, points 8.3
9.4
Strength to Weight: Bending, points 10
11
Thermal Shock Resistance, points 10
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), % 82 to 85
79 to 81
Iron (Fe), % 0 to 0.2
0 to 0.3
Lead (Pb), % 7.0 to 9.0
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), % 7.0 to 9.0
4.0 to 6.0
Zinc (Zn), % 0 to 0.8
4.0 to 6.0
Residuals, % 0
0 to 0.8