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C38000 Brass vs. C61900 Bronze

Both C38000 brass and C61900 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 C61900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 17
21 to 32
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Shear Strength, MPa 230
370 to 410
Tensile Strength: Ultimate (UTS), MPa 380
570 to 650
Tensile Strength: Yield (Proof), MPa 120
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 170
230
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
440
Thermal Conductivity, W/m-K 110
79
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
28
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 2.7
3.1
Embodied Energy, MJ/kg 46
51
Embodied Water, L/kg 330
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 74
230 to 430
Stiffness to Weight: Axial, points 7.1
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 13
19 to 22
Strength to Weight: Bending, points 14
18 to 20
Thermal Diffusivity, mm2/s 37
22
Thermal Shock Resistance, points 13
20 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.5
8.5 to 10
Copper (Cu), % 55 to 60
83.6 to 88.5
Iron (Fe), % 0 to 0.35
3.0 to 4.5
Lead (Pb), % 1.5 to 2.5
0 to 0.020
Tin (Sn), % 0 to 0.3
0 to 0.6
Zinc (Zn), % 35.9 to 43.5
0 to 0.8
Residuals, % 0
0 to 0.5