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O60 C47940 Brass vs. O60 C51000 Bronze

Both O60 C47940 brass and O60 C51000 bronze are copper alloys. Both are furnished in the O60 (soft annealed) temper. They have 67% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is O60 C47940 brass and the bottom bar is O60 C51000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 380
340

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 130
190
Melting Completion (Liquidus), °C 850
1050
Melting Onset (Solidus), °C 800
960
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 110
77
Thermal Expansion, µm/m-K 20
18

Otherwise Unclassified Properties

Base Metal Price, % relative 25
33
Density, g/cm3 8.2
8.8
Embodied Carbon, kg CO2/kg material 2.8
3.1
Embodied Energy, MJ/kg 47
50
Embodied Water, L/kg 330
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
7.0 to 490
Resilience: Unit (Modulus of Resilience), kJ/m3 120
75 to 2490
Stiffness to Weight: Axial, points 7.1
7.0
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 13
11
Strength to Weight: Bending, points 14
12
Thermal Diffusivity, mm2/s 36
23
Thermal Shock Resistance, points 13
12

Alloy Composition

Copper (Cu), % 63 to 66
92.9 to 95.5
Iron (Fe), % 0.1 to 1.0
0 to 0.1
Lead (Pb), % 1.0 to 2.0
0 to 0.050
Nickel (Ni), % 0.1 to 0.5
0
Phosphorus (P), % 0
0.030 to 0.35
Tin (Sn), % 1.2 to 2.0
4.5 to 5.8
Zinc (Zn), % 28.1 to 34.6
0 to 0.3
Residuals, % 0
0 to 0.5