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C99700 Brass vs. C92200 Bronze

Both C99700 brass and C92200 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 66% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C99700 brass and the bottom bar is C92200 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 25
25
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 46
41
Tensile Strength: Ultimate (UTS), MPa 380
280
Tensile Strength: Yield (Proof), MPa 170
140

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 900
990
Melting Onset (Solidus), °C 880
830
Specific Heat Capacity, J/kg-K 410
370
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
14
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
14

Otherwise Unclassified Properties

Base Metal Price, % relative 25
32
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 3.3
3.2
Embodied Energy, MJ/kg 53
52
Embodied Water, L/kg 320
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
58
Resilience: Unit (Modulus of Resilience), kJ/m3 120
87
Stiffness to Weight: Axial, points 8.3
6.9
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 13
8.9
Strength to Weight: Bending, points 14
11
Thermal Shock Resistance, points 11
9.9

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 54 to 65.5
86 to 90
Iron (Fe), % 0 to 1.0
0 to 0.25
Lead (Pb), % 0 to 2.0
1.0 to 2.0
Manganese (Mn), % 11 to 15
0
Nickel (Ni), % 4.0 to 6.0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 1.0
5.5 to 6.5
Zinc (Zn), % 19 to 25
3.0 to 5.0
Residuals, % 0
0 to 0.7