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C66300 Brass vs. C81500 Copper

Both C66300 brass and C81500 copper are copper alloys. They have 86% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C66300 brass and the bottom bar is C81500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 2.3 to 22
17
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 460 to 810
350
Tensile Strength: Yield (Proof), MPa 400 to 800
280

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 1050
1090
Melting Onset (Solidus), °C 1000
1080
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
320
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
82
Electrical Conductivity: Equal Weight (Specific), % IACS 26
83

Otherwise Unclassified Properties

Base Metal Price, % relative 29
31
Density, g/cm3 8.6
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 98
56
Resilience: Unit (Modulus of Resilience), kJ/m3 710 to 2850
330
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 15 to 26
11
Strength to Weight: Bending, points 15 to 22
12
Thermal Diffusivity, mm2/s 32
91
Thermal Shock Resistance, points 16 to 28
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Chromium (Cr), % 0
0.4 to 1.5
Cobalt (Co), % 0 to 0.2
0
Copper (Cu), % 84.5 to 87.5
97.4 to 99.6
Iron (Fe), % 1.4 to 2.4
0 to 0.1
Lead (Pb), % 0 to 0.050
0 to 0.020
Phosphorus (P), % 0 to 0.35
0
Silicon (Si), % 0
0 to 0.15
Tin (Sn), % 1.5 to 3.0
0 to 0.1
Zinc (Zn), % 6.0 to 12.8
0 to 0.1
Residuals, % 0
0 to 0.5