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C69400 Brass vs. C33000 Brass

Both C69400 brass and C33000 brass are copper alloys. They have 81% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is C33000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
7.0 to 60
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
40
Shear Strength, MPa 350
240 to 300
Tensile Strength: Ultimate (UTS), MPa 570
320 to 520
Tensile Strength: Yield (Proof), MPa 270
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 920
940
Melting Onset (Solidus), °C 820
900
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 26
120
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
26
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
29

Otherwise Unclassified Properties

Base Metal Price, % relative 27
24
Density, g/cm3 8.3
8.2
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 44
45
Embodied Water, L/kg 300
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 340
60 to 950
Stiffness to Weight: Axial, points 7.4
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19
11 to 18
Strength to Weight: Bending, points 18
13 to 18
Thermal Diffusivity, mm2/s 7.7
37
Thermal Shock Resistance, points 20
11 to 17

Alloy Composition

Copper (Cu), % 80 to 83
65 to 68
Iron (Fe), % 0 to 0.2
0 to 0.070
Lead (Pb), % 0 to 0.3
0.25 to 0.7
Silicon (Si), % 3.5 to 4.5
0
Zinc (Zn), % 11.5 to 16.5
30.8 to 34.8
Residuals, % 0
0 to 0.4