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C27400 Brass vs. C92800 Bronze

Both C27400 brass and C92800 bronze are copper alloys. They have 63% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C27400 brass and the bottom bar is C92800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.31
0.35
Rockwell B Hardness 53 to 91
80
Shear Modulus, GPa 40
37
Tensile Strength: Ultimate (UTS), MPa 370 to 650
280

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
140
Melting Completion (Liquidus), °C 920
960
Melting Onset (Solidus), °C 870
820
Specific Heat Capacity, J/kg-K 390
350
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 31
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 23
36
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 45
67
Embodied Water, L/kg 320
430

Common Calculations

Stiffness to Weight: Axial, points 7.2
6.4
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 13 to 23
8.8
Strength to Weight: Bending, points 14 to 21
11
Thermal Shock Resistance, points 12 to 22
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 61 to 64
78 to 82
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.050
4.0 to 6.0
Nickel (Ni), % 0
0 to 0.8
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
15 to 17
Zinc (Zn), % 35.6 to 39
0 to 0.8
Residuals, % 0
0 to 0.7