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C68300 Brass vs. C19400 Copper

Both C68300 brass and C19400 copper are copper alloys. They have 61% of their average alloy composition in common. There are 27 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 C68300 brass and the bottom bar is C19400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 15
2.3 to 37
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
44
Shear Strength, MPa 260
210 to 300
Tensile Strength: Ultimate (UTS), MPa 430
310 to 630
Tensile Strength: Yield (Proof), MPa 260
98 to 520

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 900
1090
Melting Onset (Solidus), °C 890
1080
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
260
Thermal Expansion, µm/m-K 20
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
40
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
5.5 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 330
41 to 1140
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 15
9.7 to 20
Strength to Weight: Bending, points 16
11 to 18
Thermal Diffusivity, mm2/s 38
75
Thermal Shock Resistance, points 14
11 to 22

Alloy Composition

Antimony (Sb), % 0.3 to 1.0
0
Cadmium (Cd), % 0 to 0.010
0
Copper (Cu), % 59 to 63
96.8 to 97.8
Iron (Fe), % 0
2.1 to 2.6
Lead (Pb), % 0 to 0.090
0 to 0.030
Phosphorus (P), % 0
0.015 to 0.15
Silicon (Si), % 0.3 to 1.0
0
Tin (Sn), % 0.050 to 0.2
0
Zinc (Zn), % 34.2 to 40.4
0.050 to 0.2
Residuals, % 0
0 to 0.2