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C38000 Brass vs. C61400 Bronze

Both C38000 brass and C61400 bronze are copper alloys. They have 59% of their average alloy composition in common. There are 27 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 C38000 brass and the bottom bar is C61400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
34 to 40
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Shear Strength, MPa 230
370 to 380
Tensile Strength: Ultimate (UTS), MPa 380
540 to 570
Tensile Strength: Yield (Proof), MPa 120
220 to 270

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 110
220
Melting Completion (Liquidus), °C 800
1050
Melting Onset (Solidus), °C 760
1040
Specific Heat Capacity, J/kg-K 380
420
Thermal Conductivity, W/m-K 110
67
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
28
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 46
48
Embodied Water, L/kg 330
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
160 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 74
210 to 310
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
18 to 19
Strength to Weight: Bending, points 14
17 to 18
Thermal Diffusivity, mm2/s 37
19
Thermal Shock Resistance, points 13
18 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.5
6.0 to 8.0
Copper (Cu), % 55 to 60
86 to 92.5
Iron (Fe), % 0 to 0.35
1.5 to 3.5
Lead (Pb), % 1.5 to 2.5
0 to 0.010
Manganese (Mn), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.015
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0 to 1.0
Residuals, % 0
0 to 0.5