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H80 C33200 Brass vs. H80 C43500 Brass

Both H80 C33200 brass and H80 C43500 brass are copper alloys. Both are furnished in the H80 (hard drawn) temper. They have 85% of their average alloy composition in common.

For each property being compared, the top bar is H80 C33200 brass and the bottom bar is H80 C43500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 7.0
10
Poisson's Ratio 0.31
0.32
Shear Modulus, GPa 40
42
Shear Strength, MPa 300
310
Tensile Strength: Ultimate (UTS), MPa 520
520
Tensile Strength: Yield (Proof), MPa 450
450

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
160
Melting Completion (Liquidus), °C 930
1000
Melting Onset (Solidus), °C 900
970
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
28
Electrical Conductivity: Equal Weight (Specific), % IACS 28
30

Otherwise Unclassified Properties

Base Metal Price, % relative 24
28
Density, g/cm3 8.2
8.5
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 44
45
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35
49
Resilience: Unit (Modulus of Resilience), kJ/m3 960
920
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 17
17
Thermal Diffusivity, mm2/s 37
37
Thermal Shock Resistance, points 17
18

Alloy Composition

Copper (Cu), % 65 to 68
79 to 83
Iron (Fe), % 0 to 0.070
0 to 0.050
Lead (Pb), % 1.5 to 2.5
0 to 0.090
Tin (Sn), % 0
0.6 to 1.2
Zinc (Zn), % 29 to 33.5
15.4 to 20.4
Residuals, % 0
0 to 0.3