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C66200 Brass vs. C68400 Brass

Both C66200 brass and C68400 brass are copper alloys. They have 72% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C66200 brass and the bottom bar is C68400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 8.0 to 15
18
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
41
Shear Strength, MPa 270 to 300
330
Tensile Strength: Ultimate (UTS), MPa 450 to 520
540
Tensile Strength: Yield (Proof), MPa 410 to 480
310

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 180
130
Melting Completion (Liquidus), °C 1070
840
Melting Onset (Solidus), °C 1030
820
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 150
66
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
87
Electrical Conductivity: Equal Weight (Specific), % IACS 36
99

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 43
47
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 66
81
Resilience: Unit (Modulus of Resilience), kJ/m3 760 to 1030
460
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 14 to 17
19
Strength to Weight: Bending, points 15 to 16
19
Thermal Diffusivity, mm2/s 45
21
Thermal Shock Resistance, points 16 to 18
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0.0010 to 0.030
Copper (Cu), % 86.6 to 91
59 to 64
Iron (Fe), % 0 to 0.050
0 to 1.0
Lead (Pb), % 0 to 0.050
0 to 0.090
Manganese (Mn), % 0
0.2 to 1.5
Nickel (Ni), % 0.3 to 1.0
0 to 0.5
Phosphorus (P), % 0.050 to 0.2
0.030 to 0.3
Silicon (Si), % 0
1.5 to 2.5
Tin (Sn), % 0.2 to 0.7
0 to 0.5
Zinc (Zn), % 6.5 to 12.9
28.6 to 39.3
Residuals, % 0
0 to 0.5