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C44400 Brass vs. C32000 Brass

Both C44400 brass and C32000 brass are copper alloys. They have 85% of their average alloy composition in common. There are 26 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 C44400 brass and the bottom bar is C32000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 350
270 to 470
Tensile Strength: Yield (Proof), MPa 120
78 to 390

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 940
1020
Melting Onset (Solidus), °C 900
990
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 110
160
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
36
Electrical Conductivity: Equal Weight (Specific), % IACS 27
37

Otherwise Unclassified Properties

Base Metal Price, % relative 26
28
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 46
42
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
28 to 680
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
8.8 to 15
Strength to Weight: Bending, points 13
11 to 16
Thermal Diffusivity, mm2/s 35
47
Thermal Shock Resistance, points 12
9.5 to 16

Alloy Composition

Antimony (Sb), % 0.020 to 0.1
0
Copper (Cu), % 70 to 73
83.5 to 86.5
Iron (Fe), % 0 to 0.060
0 to 0.1
Lead (Pb), % 0 to 0.070
1.5 to 2.2
Nickel (Ni), % 0
0 to 0.25
Tin (Sn), % 0.9 to 1.2
0
Zinc (Zn), % 25.2 to 29.1
10.6 to 15
Residuals, % 0
0 to 0.4