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C33500 Brass vs. C65400 Bronze

Both C33500 brass and C65400 bronze are copper alloys. They have 64% of their average alloy composition in common.

For each property being compared, the top bar is C33500 brass and the bottom bar is C65400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 3.0 to 28
2.6 to 47
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 53 to 91
82 to 120
Rockwell Superficial 30T Hardness 52 to 78
71 to 92
Shear Modulus, GPa 40
43
Shear Strength, MPa 220 to 360
350 to 530
Tensile Strength: Ultimate (UTS), MPa 340 to 650
500 to 1060
Tensile Strength: Yield (Proof), MPa 120 to 420
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 930
1020
Melting Onset (Solidus), °C 900
960
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 120
36
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 29
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 24
31
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 45
45
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.0 to 160
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 69 to 860
130 to 3640
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 22
16 to 34
Strength to Weight: Bending, points 13 to 21
16 to 27
Thermal Diffusivity, mm2/s 37
10
Thermal Shock Resistance, points 11 to 22
18 to 39

Alloy Composition

Chromium (Cr), % 0
0.010 to 0.12
Copper (Cu), % 62 to 65
93.8 to 96.1
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0.25 to 0.7
0 to 0.050
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0
1.2 to 1.9
Zinc (Zn), % 33.8 to 37.8
0 to 0.5
Residuals, % 0
0 to 0.2

Comparable Variants