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C21000 Brass vs. CC763S Brass

Both C21000 brass and CC763S brass are copper alloys. They have 67% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C21000 brass and the bottom bar is CC763S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.9 to 50
7.3
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
41
Tensile Strength: Ultimate (UTS), MPa 240 to 450
490
Tensile Strength: Yield (Proof), MPa 69 to 440
270

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 190
140
Melting Completion (Liquidus), °C 1070
870
Melting Onset (Solidus), °C 1050
830
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
29
Electrical Conductivity: Equal Weight (Specific), % IACS 57
32

Otherwise Unclassified Properties

Base Metal Price, % relative 30
24
Density, g/cm3 8.8
8.0
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 42
49
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
30
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 830
340
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.4 to 14
17
Strength to Weight: Bending, points 9.6 to 15
17
Thermal Shock Resistance, points 8.1 to 15
16

Alloy Composition

Aluminum (Al), % 0
1.0 to 2.5
Antimony (Sb), % 0
0 to 0.080
Copper (Cu), % 94 to 96
56.5 to 67
Iron (Fe), % 0 to 0.050
0.5 to 2.0
Lead (Pb), % 0 to 0.030
0 to 1.5
Manganese (Mn), % 0
1.0 to 3.5
Nickel (Ni), % 0
0 to 2.5
Silicon (Si), % 0
0 to 1.0
Tin (Sn), % 0
0 to 1.0
Zinc (Zn), % 3.7 to 6.0
18.9 to 41
Residuals, % 0 to 0.2
0