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C92200 Bronze vs. C85200 Brass

Both C92200 bronze and C85200 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C92200 bronze and the bottom bar is C85200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
28
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 280
270
Tensile Strength: Yield (Proof), MPa 140
95

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 990
940
Melting Onset (Solidus), °C 830
930
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 70
84
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
18
Electrical Conductivity: Equal Weight (Specific), % IACS 14
19

Otherwise Unclassified Properties

Base Metal Price, % relative 32
26
Density, g/cm3 8.7
8.4
Embodied Carbon, kg CO2/kg material 3.2
2.8
Embodied Energy, MJ/kg 52
46
Embodied Water, L/kg 360
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 58
59
Resilience: Unit (Modulus of Resilience), kJ/m3 87
42
Stiffness to Weight: Axial, points 6.9
7.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.9
8.9
Strength to Weight: Bending, points 11
11
Thermal Diffusivity, mm2/s 21
27
Thermal Shock Resistance, points 9.9
9.3

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.25
0 to 0.2
Copper (Cu), % 86 to 90
70 to 74
Iron (Fe), % 0 to 0.25
0 to 0.6
Lead (Pb), % 1.0 to 2.0
1.5 to 3.8
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 1.5
0 to 0.020
Silicon (Si), % 0 to 0.0050
0 to 0.050
Sulfur (S), % 0 to 0.050
0 to 0.050
Tin (Sn), % 5.5 to 6.5
0.7 to 2.0
Zinc (Zn), % 3.0 to 5.0
20 to 27
Residuals, % 0
0 to 0.9