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C95200 Bronze vs. C92900 Bronze

Both C95200 bronze and C92900 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is C95200 bronze and the bottom bar is C92900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
84
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 29
9.1
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 520
350
Tensile Strength: Yield (Proof), MPa 190
190

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 1050
1030
Melting Onset (Solidus), °C 1040
860
Specific Heat Capacity, J/kg-K 430
370
Thermal Conductivity, W/m-K 50
58
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 28
35
Density, g/cm3 8.3
8.8
Embodied Carbon, kg CO2/kg material 3.0
3.8
Embodied Energy, MJ/kg 50
61
Embodied Water, L/kg 380
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
27
Resilience: Unit (Modulus of Resilience), kJ/m3 170
170
Stiffness to Weight: Axial, points 7.6
6.8
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 17
11
Strength to Weight: Bending, points 17
13
Thermal Diffusivity, mm2/s 14
18
Thermal Shock Resistance, points 19
13

Alloy Composition

Aluminum (Al), % 8.5 to 9.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 86 to 89
82 to 86
Iron (Fe), % 2.5 to 4.0
0 to 0.2
Lead (Pb), % 0
2.0 to 3.2
Nickel (Ni), % 0
2.8 to 4.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
9.0 to 11
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.7