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C42200 Brass vs. C68400 Brass

Both C42200 brass and C68400 brass are copper alloys. They have 73% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C42200 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, % 2.0 to 46
18
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
41
Shear Strength, MPa 210 to 350
330
Tensile Strength: Ultimate (UTS), MPa 300 to 610
540
Tensile Strength: Yield (Proof), MPa 100 to 570
310

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 1040
840
Melting Onset (Solidus), °C 1020
820
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 130
66
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
87
Electrical Conductivity: Equal Weight (Specific), % IACS 32
99

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.6
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 44
47
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 110
81
Resilience: Unit (Modulus of Resilience), kJ/m3 49 to 1460
460
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 9.5 to 19
19
Strength to Weight: Bending, points 11 to 18
19
Thermal Diffusivity, mm2/s 39
21
Thermal Shock Resistance, points 10 to 21
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0.0010 to 0.030
Copper (Cu), % 86 to 89
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
0 to 0.5
Phosphorus (P), % 0 to 0.35
0.030 to 0.3
Silicon (Si), % 0
1.5 to 2.5
Tin (Sn), % 0.8 to 1.4
0 to 0.5
Zinc (Zn), % 8.7 to 13.2
28.6 to 39.3
Residuals, % 0
0 to 0.5