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C21000 Brass vs. C83300 Brass

Both C21000 brass and C83300 brass are copper alloys. They have a very high 97% of their average alloy composition in common. There are 28 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 C21000 brass and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.9 to 50
35
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 240 to 450
220
Tensile Strength: Yield (Proof), MPa 69 to 440
69

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 1070
1060
Melting Onset (Solidus), °C 1050
1030
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 230
160
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
32
Electrical Conductivity: Equal Weight (Specific), % IACS 57
33

Otherwise Unclassified Properties

Base Metal Price, % relative 30
30
Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 42
44
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
60
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 830
21
Stiffness to Weight: Axial, points 7.2
7.0
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.4 to 14
6.9
Strength to Weight: Bending, points 9.6 to 15
9.2
Thermal Diffusivity, mm2/s 69
48
Thermal Shock Resistance, points 8.1 to 15
7.9

Alloy Composition

Copper (Cu), % 94 to 96
92 to 94
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.030
1.0 to 2.0
Tin (Sn), % 0
1.0 to 2.0
Zinc (Zn), % 3.7 to 6.0
2.0 to 6.0
Residuals, % 0
0 to 0.7