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C44400 Brass vs. C19400 Copper

Both C44400 brass and C19400 copper are copper alloys. They have 72% 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 C44400 brass and the bottom bar is C19400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
44
Tensile Strength: Ultimate (UTS), MPa 350
310 to 630
Tensile Strength: Yield (Proof), MPa 120
98 to 520

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 140
200
Melting Completion (Liquidus), °C 940
1090
Melting Onset (Solidus), °C 900
1080
Specific Heat Capacity, J/kg-K 380
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 27
58 to 69

Otherwise Unclassified Properties

Base Metal Price, % relative 26
30
Density, g/cm3 8.3
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: Unit (Modulus of Resilience), kJ/m3 65
41 to 1140
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
9.7 to 20
Strength to Weight: Bending, points 13
11 to 18
Thermal Diffusivity, mm2/s 35
75
Thermal Shock Resistance, points 12
11 to 22

Alloy Composition


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Antimony (Sb), % 0.020 to 0.1
0
Copper (Cu), % 70 to 73
96.8 to 97.8
Iron (Fe), % 0 to 0.060
2.1 to 2.6
Lead (Pb), % 0 to 0.070
0 to 0.030
Phosphorus (P), % 0
0.015 to 0.15
Tin (Sn), % 0.9 to 1.2
0
Zinc (Zn), % 25.2 to 29.1
0.050 to 0.2
Residuals, % 0 to 0.4
0 to 0.2