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C40500 Penny Bronze vs. C69300 Brass

Both C40500 penny bronze and C69300 brass are copper alloys. They have 79% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C40500 penny bronze and the bottom bar is C69300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 3.0 to 49
8.5 to 15
Poisson's Ratio 0.34
0.32
Rockwell B Hardness 46 to 82
84 to 88
Shear Modulus, GPa 43
41
Shear Strength, MPa 210 to 310
330 to 370
Tensile Strength: Ultimate (UTS), MPa 270 to 540
550 to 630
Tensile Strength: Yield (Proof), MPa 79 to 520
300 to 390

Thermal Properties

Latent Heat of Fusion, J/g 200
240
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 1060
880
Melting Onset (Solidus), °C 1020
860
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 160
38
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 42
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 30
26
Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 43
45
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16 to 110
47 to 70
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 1200
400 to 700
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.5 to 17
19 to 21
Strength to Weight: Bending, points 10 to 17
18 to 20
Thermal Diffusivity, mm2/s 48
12
Thermal Shock Resistance, points 9.5 to 19
19 to 22

Alloy Composition

Copper (Cu), % 94 to 96
73 to 77
Iron (Fe), % 0 to 0.050
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.090
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0
0 to 0.1
Phosphorus (P), % 0
0.040 to 0.15
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0.7 to 1.3
0 to 0.2
Zinc (Zn), % 2.1 to 5.3
18.4 to 24.3
Residuals, % 0
0 to 0.5

Comparable Variants