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C27200 Brass vs. C94900 Bronze

Both C27200 brass and C94900 bronze are copper alloys. They have 69% of their average alloy composition in common. There are 26 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 C27200 brass and the bottom bar is C94900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 10 to 50
17
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 370 to 590
300
Tensile Strength: Yield (Proof), MPa 150 to 410
130

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
170
Melting Completion (Liquidus), °C 920
980
Melting Onset (Solidus), °C 870
910
Specific Heat Capacity, J/kg-K 390
370
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
14
Electrical Conductivity: Equal Weight (Specific), % IACS 31
14

Otherwise Unclassified Properties

Base Metal Price, % relative 24
32
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 45
55
Embodied Water, L/kg 320
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 270
41
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 810
72
Stiffness to Weight: Axial, points 7.2
6.9
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 13 to 20
9.4
Strength to Weight: Bending, points 14 to 19
11
Thermal Shock Resistance, points 12 to 20
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 62 to 65
79 to 81
Iron (Fe), % 0 to 0.070
0 to 0.3
Lead (Pb), % 0 to 0.070
4.0 to 6.0
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
4.0 to 6.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 34.6 to 38
4.0 to 6.0
Residuals, % 0
0 to 0.8