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C61900 Bronze vs. ZA-27

C61900 bronze belongs to the copper alloys classification, while ZA-27 belongs to the zinc alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C61900 bronze and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
78
Elongation at Break, % 21 to 32
2.0 to 4.5
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
31
Shear Strength, MPa 370 to 410
230 to 330
Tensile Strength: Ultimate (UTS), MPa 570 to 650
400 to 430
Tensile Strength: Yield (Proof), MPa 230 to 310
260 to 370

Thermal Properties

Latent Heat of Fusion, J/g 230
130
Maximum Temperature: Mechanical, °C 220
120
Melting Completion (Liquidus), °C 1050
480
Melting Onset (Solidus), °C 1040
380
Specific Heat Capacity, J/kg-K 440
530
Thermal Conductivity, W/m-K 79
130
Thermal Expansion, µm/m-K 18
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
30
Electrical Conductivity: Equal Weight (Specific), % IACS 11
53

Otherwise Unclassified Properties

Base Metal Price, % relative 28
11
Density, g/cm3 8.3
5.0
Embodied Carbon, kg CO2/kg material 3.1
4.2
Embodied Energy, MJ/kg 51
80
Embodied Water, L/kg 380
570

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 150
8.1 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 430
420 to 890
Stiffness to Weight: Axial, points 7.6
8.6
Stiffness to Weight: Bending, points 19
28
Strength to Weight: Axial, points 19 to 22
22 to 24
Strength to Weight: Bending, points 18 to 20
24 to 25
Thermal Diffusivity, mm2/s 22
47
Thermal Shock Resistance, points 20 to 23
14 to 15

Alloy Composition

Aluminum (Al), % 8.5 to 10
25 to 28
Cadmium (Cd), % 0
0 to 0.0060
Copper (Cu), % 83.6 to 88.5
2.0 to 2.5
Iron (Fe), % 3.0 to 4.5
0 to 0.1
Lead (Pb), % 0 to 0.020
0 to 0.0060
Magnesium (Mg), % 0
0.010 to 0.020
Nickel (Ni), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.080
Tin (Sn), % 0 to 0.6
0 to 0.0030
Zinc (Zn), % 0 to 0.8
69.3 to 73
Residuals, % 0 to 0.5
0