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HR02 C66200 Brass vs. HR02 C67400 Bronze

Both HR02 C66200 brass and HR02 C67400 bronze are copper alloys. Both are furnished in the HR02 (half-hard and stress relieved) temper. They have 69% of their average alloy composition in common. There are 29 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 HR02 C66200 brass and the bottom bar is HR02 C67400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 15
22
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
41
Shear Strength, MPa 270
330
Tensile Strength: Ultimate (UTS), MPa 450
610
Tensile Strength: Yield (Proof), MPa 410
370

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 180
130
Melting Completion (Liquidus), °C 1070
890
Melting Onset (Solidus), °C 1030
870
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 150
100
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
23
Electrical Conductivity: Equal Weight (Specific), % IACS 36
26

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 43
48
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
120
Resilience: Unit (Modulus of Resilience), kJ/m3 760
660
Stiffness to Weight: Axial, points 7.2
7.5
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 14
22
Strength to Weight: Bending, points 15
20
Thermal Diffusivity, mm2/s 45
32
Thermal Shock Resistance, points 16
20

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Copper (Cu), % 86.6 to 91
57 to 60
Iron (Fe), % 0 to 0.050
0 to 0.35
Lead (Pb), % 0 to 0.050
0 to 0.5
Manganese (Mn), % 0
2.0 to 3.5
Nickel (Ni), % 0.3 to 1.0
0 to 0.25
Phosphorus (P), % 0.050 to 0.2
0
Silicon (Si), % 0
0.5 to 1.5
Tin (Sn), % 0.2 to 0.7
0 to 0.3
Zinc (Zn), % 6.5 to 12.9
31.1 to 40
Residuals, % 0
0 to 0.5