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H02 C21000 Brass vs. H02 C23000 Brass

Both H02 C21000 brass and H02 C23000 brass are copper alloys. Both are furnished in the H02 (half hard) temper. They have 90% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is H02 C21000 brass and the bottom bar is H02 C23000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 12
12
Poisson's Ratio 0.34
0.33
Rockwell B Hardness 51
64
Rockwell Superficial 30T Hardness 53
61
Shear Modulus, GPa 43
42
Shear Strength, MPa 240
260
Tensile Strength: Ultimate (UTS), MPa 330
390
Tensile Strength: Yield (Proof), MPa 280
340

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 1070
1030
Melting Onset (Solidus), °C 1050
990
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 230
160
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
37
Electrical Conductivity: Equal Weight (Specific), % IACS 57
39

Otherwise Unclassified Properties

Base Metal Price, % relative 30
28
Density, g/cm3 8.8
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 42
43
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
45
Resilience: Unit (Modulus of Resilience), kJ/m3 330
520
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 10
13
Strength to Weight: Bending, points 12
14
Thermal Diffusivity, mm2/s 69
48
Thermal Shock Resistance, points 11
13

Alloy Composition

Copper (Cu), % 94 to 96
84 to 86
Iron (Fe), % 0 to 0.050
0 to 0.050
Lead (Pb), % 0 to 0.030
0 to 0.050
Zinc (Zn), % 3.7 to 6.0
13.7 to 16
Residuals, % 0
0 to 0.2