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C36000 Brass vs. C63000 Bronze

Both C36000 brass and C63000 bronze are copper alloys. They have 62% of their average alloy composition in common.

For each property being compared, the top bar is C36000 brass and the bottom bar is C63000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 5.8 to 23
7.9 to 15
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
44
Shear Strength, MPa 210 to 310
400 to 470
Tensile Strength: Ultimate (UTS), MPa 330 to 530
660 to 790
Tensile Strength: Yield (Proof), MPa 140 to 260
330 to 390

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 120
230
Melting Completion (Liquidus), °C 900
1050
Melting Onset (Solidus), °C 890
1040
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 120
39
Thermal Expansion, µm/m-K 21
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 29
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 23
29
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 2.6
3.5
Embodied Energy, MJ/kg 45
57
Embodied Water, L/kg 320
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25 to 62
47 to 82
Resilience: Unit (Modulus of Resilience), kJ/m3 89 to 340
470 to 640
Stiffness to Weight: Axial, points 7.0
7.9
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 11 to 18
22 to 26
Strength to Weight: Bending, points 13 to 18
20 to 23
Thermal Diffusivity, mm2/s 37
11
Thermal Shock Resistance, points 11 to 18
23 to 27

Alloy Composition

Aluminum (Al), % 0
9.0 to 11
Copper (Cu), % 60 to 63
76.8 to 85
Iron (Fe), % 0 to 0.35
2.0 to 4.0
Lead (Pb), % 2.5 to 3.7
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
4.0 to 5.5
Silicon (Si), % 0
0 to 0.25
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 32.5 to 37.5
0 to 0.3
Residuals, % 0
0 to 0.5