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H02 C23000 Brass vs. H02 C27200 Brass

Both H02 C23000 brass and H02 C27200 brass are copper alloys. Both are furnished in the H02 (half hard) temper. They have 79% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is H02 C23000 brass and the bottom bar is H02 C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 12
17
Poisson's Ratio 0.33
0.31
Rockwell B Hardness 64
67
Shear Modulus, GPa 42
40
Shear Strength, MPa 260
260
Tensile Strength: Ultimate (UTS), MPa 390
420
Tensile Strength: Yield (Proof), MPa 340
180

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 1030
920
Melting Onset (Solidus), °C 990
870
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 160
120
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
28
Electrical Conductivity: Equal Weight (Specific), % IACS 39
31

Otherwise Unclassified Properties

Base Metal Price, % relative 28
24
Density, g/cm3 8.6
8.1
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 43
45
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 45
56
Resilience: Unit (Modulus of Resilience), kJ/m3 520
160
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
14
Strength to Weight: Bending, points 14
15
Thermal Diffusivity, mm2/s 48
37
Thermal Shock Resistance, points 13
14

Alloy Composition

Copper (Cu), % 84 to 86
62 to 65
Iron (Fe), % 0 to 0.050
0 to 0.070
Lead (Pb), % 0 to 0.050
0 to 0.070
Zinc (Zn), % 13.7 to 16
34.6 to 38
Residuals, % 0
0 to 0.3