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C68400 Brass vs. C26200 Brass

Both C68400 brass and C26200 brass are copper alloys. They have a moderately high 93% 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 C68400 brass and the bottom bar is C26200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
3.0 to 180
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
41
Shear Strength, MPa 330
230 to 390
Tensile Strength: Ultimate (UTS), MPa 540
330 to 770
Tensile Strength: Yield (Proof), MPa 310
110 to 490

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 840
950
Melting Onset (Solidus), °C 820
920
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 66
120
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 87
28
Electrical Conductivity: Equal Weight (Specific), % IACS 99
31

Otherwise Unclassified Properties

Base Metal Price, % relative 23
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 47
45
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
19 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 460
62 to 1110
Stiffness to Weight: Axial, points 7.5
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 19
11 to 26
Strength to Weight: Bending, points 19
13 to 23
Thermal Diffusivity, mm2/s 21
38
Thermal Shock Resistance, points 18
11 to 26

Alloy Composition


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Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0.0010 to 0.030
0
Copper (Cu), % 59 to 64
67 to 70
Iron (Fe), % 0 to 1.0
0 to 0.050
Lead (Pb), % 0 to 0.090
0 to 0.070
Manganese (Mn), % 0.2 to 1.5
0
Nickel (Ni), % 0 to 0.5
0
Phosphorus (P), % 0.030 to 0.3
0
Silicon (Si), % 1.5 to 2.5
0
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 28.6 to 39.3
29.6 to 33
Residuals, % 0 to 0.5
0 to 0.3