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C46500 Brass vs. C65400 Bronze

Both C46500 brass and C65400 bronze are copper alloys. They have 62% of their average alloy composition in common.

For each property being compared, the top bar is C46500 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, % 18 to 50
2.6 to 47
Poisson's Ratio 0.31
0.34
Rockwell B Hardness 55 to 95
82 to 120
Rockwell Superficial 30T Hardness 55 to 68
71 to 92
Shear Modulus, GPa 40
43
Shear Strength, MPa 280 to 380
350 to 530
Tensile Strength: Ultimate (UTS), MPa 380 to 610
500 to 1060
Tensile Strength: Yield (Proof), MPa 190 to 490
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 900
1020
Melting Onset (Solidus), °C 890
960
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 120
36
Thermal Expansion, µm/m-K 21
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 23
31
Density, g/cm3 8.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 47
45
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99 to 160
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 1170
130 to 3640
Stiffness to Weight: Axial, points 7.2
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13 to 21
16 to 34
Strength to Weight: Bending, points 15 to 20
16 to 27
Thermal Diffusivity, mm2/s 38
10
Thermal Shock Resistance, points 13 to 20
18 to 39

Alloy Composition

Arsenic (As), % 0.020 to 0.060
0
Chromium (Cr), % 0
0.010 to 0.12
Copper (Cu), % 59 to 62
93.8 to 96.1
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.2
0 to 0.050
Silicon (Si), % 0
2.7 to 3.4
Tin (Sn), % 0.5 to 1.0
1.2 to 1.9
Zinc (Zn), % 36.2 to 40.5
0 to 0.5
Residuals, % 0
0 to 0.2

Comparable Variants