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As-cast C94700 Bronze vs. As-cast C95300 Bronze

Both as-cast C94700 bronze and as-cast C95300 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% of their average alloy composition in common.

For each property being compared, the top bar is as-cast C94700 bronze and the bottom bar is as-cast C95300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
120
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 32
25
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 350
520
Tensile Strength: Yield (Proof), MPa 160
190

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 190
220
Melting Completion (Liquidus), °C 1030
1050
Melting Onset (Solidus), °C 900
1040
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 54
63
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
13
Electrical Conductivity: Equal Weight (Specific), % IACS 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 34
28
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 3.5
3.1
Embodied Energy, MJ/kg 56
52
Embodied Water, L/kg 350
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89
100
Resilience: Unit (Modulus of Resilience), kJ/m3 110
170
Stiffness to Weight: Axial, points 7.3
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
17
Strength to Weight: Bending, points 13
17
Thermal Diffusivity, mm2/s 16
17
Thermal Shock Resistance, points 12
19

Alloy Composition

Aluminum (Al), % 0 to 0.0050
9.0 to 11
Antimony (Sb), % 0 to 0.15
0
Copper (Cu), % 85 to 90
86.5 to 90.2
Iron (Fe), % 0 to 0.25
0.8 to 1.5
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 4.5 to 6.0
0
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
0
Residuals, % 0
0 to 1.0