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C21000 Brass vs. C66300 Brass

Both C21000 brass and C66300 brass are copper alloys. They have a moderately high 91% 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 C21000 brass and the bottom bar is C66300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.9 to 50
2.3 to 22
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
42
Shear Strength, MPa 180 to 280
290 to 470
Tensile Strength: Ultimate (UTS), MPa 240 to 450
460 to 810
Tensile Strength: Yield (Proof), MPa 69 to 440
400 to 800

Thermal Properties

Latent Heat of Fusion, J/g 200
200
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 1070
1050
Melting Onset (Solidus), °C 1050
1000
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 230
110
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
25
Electrical Conductivity: Equal Weight (Specific), % IACS 57
26

Otherwise Unclassified Properties

Base Metal Price, % relative 30
29
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 42
46
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
17 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 830
710 to 2850
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.4 to 14
15 to 26
Strength to Weight: Bending, points 9.6 to 15
15 to 22
Thermal Diffusivity, mm2/s 69
32
Thermal Shock Resistance, points 8.1 to 15
16 to 28

Alloy Composition

Cobalt (Co), % 0
0 to 0.2
Copper (Cu), % 94 to 96
84.5 to 87.5
Iron (Fe), % 0 to 0.050
1.4 to 2.4
Lead (Pb), % 0 to 0.030
0 to 0.050
Phosphorus (P), % 0
0 to 0.35
Tin (Sn), % 0
1.5 to 3.0
Zinc (Zn), % 3.7 to 6.0
6.0 to 12.8
Residuals, % 0
0 to 0.5

Comparable Variants