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H08 C23000 Brass vs. H08 C42600 Brass

Both H08 C23000 brass and H08 C42600 brass are copper alloys. Both are furnished in the H08 (spring) temper. 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 H08 C23000 brass and the bottom bar is H08 C42600 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 3.0
2.2
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
42
Shear Strength, MPa 320
450
Tensile Strength: Ultimate (UTS), MPa 570
790
Tensile Strength: Yield (Proof), MPa 440
760

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 1030
1030
Melting Onset (Solidus), °C 990
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 160
110
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
25
Electrical Conductivity: Equal Weight (Specific), % IACS 39
26

Otherwise Unclassified Properties

Base Metal Price, % relative 28
31
Density, g/cm3 8.6
8.7
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 43
48
Embodied Water, L/kg 310
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
18
Resilience: Unit (Modulus of Resilience), kJ/m3 850
2580
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 18
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 48
33
Thermal Shock Resistance, points 20
28

Alloy Composition

Copper (Cu), % 84 to 86
87 to 90
Iron (Fe), % 0 to 0.050
0.050 to 0.2
Lead (Pb), % 0 to 0.050
0 to 0.050
Nickel (Ni), % 0
0.050 to 0.2
Phosphorus (P), % 0
0.020 to 0.050
Tin (Sn), % 0
2.5 to 4.0
Zinc (Zn), % 13.7 to 16
5.3 to 10.4
Residuals, % 0
0 to 0.2