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C26000 Brass vs. C68300 Brass

Both C26000 brass and C68300 brass are copper alloys. They have a moderately high 91% of their average alloy composition in common. There are 28 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 C26000 brass and the bottom bar is C68300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 2.5 to 66
15
Poisson's Ratio 0.31
0.31
Rockwell B Hardness 53 to 93
60
Shear Modulus, GPa 41
40
Shear Strength, MPa 230 to 390
260
Tensile Strength: Ultimate (UTS), MPa 320 to 680
430
Tensile Strength: Yield (Proof), MPa 110 to 570
260

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
120
Melting Completion (Liquidus), °C 950
900
Melting Onset (Solidus), °C 920
890
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 20
20

Otherwise Unclassified Properties

Base Metal Price, % relative 25
23
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1 to 420
56
Resilience: Unit (Modulus of Resilience), kJ/m3 51 to 1490
330
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 11 to 23
15
Strength to Weight: Bending, points 13 to 21
16
Thermal Diffusivity, mm2/s 38
38
Thermal Shock Resistance, points 11 to 23
14

Alloy Composition

Antimony (Sb), % 0
0.3 to 1.0
Bismuth (Bi), % 0 to 0.0059
0
Cadmium (Cd), % 0
0 to 0.010
Copper (Cu), % 68.5 to 71.5
59 to 63
Iron (Fe), % 0 to 0.050
0
Lead (Pb), % 0 to 0.070
0 to 0.090
Silicon (Si), % 0
0.3 to 1.0
Tin (Sn), % 0
0.050 to 0.2
Zinc (Zn), % 28.1 to 31.5
34.2 to 40.4
Residuals, % 0
0 to 0.5