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C53400 Bronze vs. C37700 Brass

Both C53400 bronze and C37700 brass are copper alloys. They have 61% of their average alloy composition in common. There are 25 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 C53400 bronze and the bottom bar is C37700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.34
0.31
Rockwell B Hardness 67 to 93
45
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 330 to 720
400

Thermal Properties

Latent Heat of Fusion, J/g 200
170
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 1050
890
Melting Onset (Solidus), °C 950
880
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 69
120
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
27
Electrical Conductivity: Equal Weight (Specific), % IACS 15
30

Otherwise Unclassified Properties

Base Metal Price, % relative 32
23
Density, g/cm3 8.9
8.1
Embodied Carbon, kg CO2/kg material 3.0
2.6
Embodied Energy, MJ/kg 49
45
Embodied Water, L/kg 350
320

Common Calculations

Stiffness to Weight: Axial, points 7.0
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 10 to 22
14
Strength to Weight: Bending, points 12 to 20
15
Thermal Diffusivity, mm2/s 21
39
Thermal Shock Resistance, points 12 to 26
13

Alloy Composition

Copper (Cu), % 91.8 to 95.7
58 to 61
Iron (Fe), % 0 to 0.1
0 to 0.3
Lead (Pb), % 0.8 to 1.2
1.5 to 2.5
Phosphorus (P), % 0.030 to 0.35
0
Tin (Sn), % 3.5 to 5.8
0
Zinc (Zn), % 0 to 0.3
35.7 to 40.5
Residuals, % 0
0 to 0.5