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H02 C46500 Brass vs. H02 C68800 Brass

Both H02 C46500 brass and H02 C68800 brass are copper alloys. Both are furnished in the H02 (half hard) temper. They have 83% of their average alloy composition in common. There are 30 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 C46500 brass and the bottom bar is H02 C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 20
20
Poisson's Ratio 0.31
0.32
Rockwell B Hardness 84
90
Shear Modulus, GPa 40
41
Shear Strength, MPa 310
400
Tensile Strength: Ultimate (UTS), MPa 530
640
Tensile Strength: Yield (Proof), MPa 410
520

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
160
Melting Completion (Liquidus), °C 900
960
Melting Onset (Solidus), °C 890
950
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 120
40
Thermal Expansion, µm/m-K 21
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
18
Electrical Conductivity: Equal Weight (Specific), % IACS 29
20

Otherwise Unclassified Properties

Base Metal Price, % relative 23
26
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 47
48
Embodied Water, L/kg 330
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
120
Resilience: Unit (Modulus of Resilience), kJ/m3 810
1240
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 38
12
Thermal Shock Resistance, points 18
22

Alloy Composition

Aluminum (Al), % 0
3.0 to 3.8
Arsenic (As), % 0.020 to 0.060
0
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 59 to 62
70.8 to 75.5
Iron (Fe), % 0 to 0.1
0 to 0.2
Lead (Pb), % 0 to 0.2
0 to 0.050
Tin (Sn), % 0.5 to 1.0
0
Zinc (Zn), % 36.2 to 40.5
21.3 to 24.1
Residuals, % 0
0 to 0.5