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C46400 Brass vs. C99500 Copper

Both C46400 brass and C99500 copper are copper alloys. They have 62% 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 C46400 brass and the bottom bar is C99500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 17 to 40
13
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 400 to 500
540
Tensile Strength: Yield (Proof), MPa 160 to 320
310

Thermal Properties

Latent Heat of Fusion, J/g 170
240
Maximum Temperature: Mechanical, °C 120
210
Melting Completion (Liquidus), °C 900
1090
Melting Onset (Solidus), °C 890
1040
Specific Heat Capacity, J/kg-K 380
400
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
10
Electrical Conductivity: Equal Weight (Specific), % IACS 29
10

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 47
47
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 76 to 140
63
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 500
410
Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 14 to 17
17
Strength to Weight: Bending, points 15 to 17
17
Thermal Shock Resistance, points 13 to 16
19

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Copper (Cu), % 59 to 62
82.5 to 92
Iron (Fe), % 0 to 0.1
3.0 to 5.0
Lead (Pb), % 0 to 0.2
0 to 0.25
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
3.5 to 5.5
Silicon (Si), % 0
0.5 to 2.0
Tin (Sn), % 0.5 to 1.0
0
Zinc (Zn), % 36.3 to 40.5
0.5 to 2.0
Residuals, % 0
0 to 0.3