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C33000 Brass vs. C44400 Brass

Both C33000 brass and C44400 brass are copper alloys. They have a moderately high 94% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C33000 brass and the bottom bar is C44400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 320 to 520
350
Tensile Strength: Yield (Proof), MPa 110 to 450
120

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 940
940
Melting Onset (Solidus), °C 900
900
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
25
Electrical Conductivity: Equal Weight (Specific), % IACS 29
27

Otherwise Unclassified Properties

Base Metal Price, % relative 24
26
Density, g/cm3 8.2
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 950
65
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 11 to 18
12
Strength to Weight: Bending, points 13 to 18
13
Thermal Diffusivity, mm2/s 37
35
Thermal Shock Resistance, points 11 to 17
12

Alloy Composition

Antimony (Sb), % 0
0.020 to 0.1
Copper (Cu), % 65 to 68
70 to 73
Iron (Fe), % 0 to 0.070
0 to 0.060
Lead (Pb), % 0.25 to 0.7
0 to 0.070
Tin (Sn), % 0
0.9 to 1.2
Zinc (Zn), % 30.8 to 34.8
25.2 to 29.1
Residuals, % 0
0 to 0.4