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C38000 Brass vs. C61300 Bronze

Both C38000 brass and C61300 bronze are copper alloys. They have 58% 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 C61300 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 390
Tensile Strength: Ultimate (UTS), MPa 380
550 to 580
Tensile Strength: Yield (Proof), MPa 120
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 110
210
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
55
Thermal Expansion, µm/m-K 21
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
29
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 46
49
Embodied Water, L/kg 330
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 74
230 to 410
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
18
Thermal Diffusivity, mm2/s 37
15
Thermal Shock Resistance, points 13
19 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.5
6.0 to 7.5
Copper (Cu), % 55 to 60
88 to 91.8
Iron (Fe), % 0 to 0.35
2.0 to 3.0
Lead (Pb), % 1.5 to 2.5
0 to 0.010
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 0.15
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0 to 0.3
0.2 to 0.5
Zinc (Zn), % 35.9 to 43.5
0 to 0.2
Residuals, % 0
0 to 0.2