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CC751S Brass vs. C19400 Copper

Both CC751S brass and C19400 copper are copper alloys. They have 65% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CC751S brass and the bottom bar is C19400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 5.6
2.3 to 37
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 450
310 to 630
Tensile Strength: Yield (Proof), MPa 320
98 to 520

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 850
1090
Melting Onset (Solidus), °C 810
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 110
260
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
58 to 68
Electrical Conductivity: Equal Weight (Specific), % IACS 28
58 to 69

Otherwise Unclassified Properties

Base Metal Price, % relative 24
30
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
40
Embodied Water, L/kg 330
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
5.5 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 480
41 to 1140
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 15
9.7 to 20
Strength to Weight: Bending, points 16
11 to 18
Thermal Diffusivity, mm2/s 35
75
Thermal Shock Resistance, points 15
11 to 22

Alloy Composition


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Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Copper (Cu), % 62.7 to 66
96.8 to 97.8
Iron (Fe), % 0.25 to 0.5
2.1 to 2.6
Lead (Pb), % 0.8 to 2.2
0 to 0.030
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.8
0
Phosphorus (P), % 0
0.015 to 0.15
Silicon (Si), % 0.65 to 1.1
0
Tin (Sn), % 0 to 0.8
0
Zinc (Zn), % 27.9 to 35.6
0.050 to 0.2
Residuals, % 0
0 to 0.2