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C85800 Brass vs. C67300 Bronze

Both C85800 brass and C67300 bronze are copper alloys. They have a very high 96% of their average alloy composition in common. There are 29 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 C85800 brass and the bottom bar is C67300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 15
12
Poisson's Ratio 0.31
0.31
Rockwell B Hardness 56
91
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 380
500
Tensile Strength: Yield (Proof), MPa 210
340

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
130
Melting Completion (Liquidus), °C 900
870
Melting Onset (Solidus), °C 870
830
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 84
95
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
22
Electrical Conductivity: Equal Weight (Specific), % IACS 22
25

Otherwise Unclassified Properties

Base Metal Price, % relative 24
23
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
55
Resilience: Unit (Modulus of Resilience), kJ/m3 210
550
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 13
17
Strength to Weight: Bending, points 15
17
Thermal Diffusivity, mm2/s 27
30
Thermal Shock Resistance, points 13
16

Alloy Composition

Aluminum (Al), % 0 to 0.55
0 to 0.25
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 57 to 69
58 to 63
Iron (Fe), % 0 to 0.5
0 to 0.5
Lead (Pb), % 0 to 1.5
0.4 to 3.0
Manganese (Mn), % 0 to 0.25
2.0 to 3.5
Nickel (Ni), % 0 to 0.5
0 to 0.25
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0 to 0.25
0.5 to 1.5
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 1.5
0 to 0.3
Zinc (Zn), % 31 to 41
27.2 to 39.1
Residuals, % 0
0 to 0.5