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CC494K Bronze vs. ZA-12

CC494K bronze belongs to the copper alloys classification, while ZA-12 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 CC494K bronze and the bottom bar is ZA-12.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 67
89 to 100
Elastic (Young's, Tensile) Modulus, GPa 100
83
Elongation at Break, % 7.6
1.6 to 5.3
Poisson's Ratio 0.35
0.26
Shear Modulus, GPa 39
33
Tensile Strength: Ultimate (UTS), MPa 210
260 to 400
Tensile Strength: Yield (Proof), MPa 94
210 to 320

Thermal Properties

Latent Heat of Fusion, J/g 180
120
Maximum Temperature: Mechanical, °C 160
100
Melting Completion (Liquidus), °C 970
430
Melting Onset (Solidus), °C 890
380
Specific Heat Capacity, J/kg-K 360
450
Thermal Conductivity, W/m-K 63
120
Thermal Expansion, µm/m-K 19
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
28
Electrical Conductivity: Equal Weight (Specific), % IACS 16
42

Otherwise Unclassified Properties

Base Metal Price, % relative 31
11
Density, g/cm3 9.1
6.0
Embodied Carbon, kg CO2/kg material 3.1
3.4
Embodied Energy, MJ/kg 50
64
Embodied Water, L/kg 360
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
4.0 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 43
260 to 620
Stiffness to Weight: Axial, points 6.4
7.6
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 6.5
12 to 19
Strength to Weight: Bending, points 8.8
15 to 20
Thermal Diffusivity, mm2/s 19
43
Thermal Shock Resistance, points 7.8
9.4 to 14

Alloy Composition

Aluminum (Al), % 0 to 0.010
10.5 to 11.5
Antimony (Sb), % 0 to 0.5
0
Cadmium (Cd), % 0
0 to 0.0060
Copper (Cu), % 78 to 87
0.5 to 1.2
Iron (Fe), % 0 to 0.25
0 to 0.075
Lead (Pb), % 8.0 to 10
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 2.0
0 to 0.020
Phosphorus (P), % 0 to 0.1
0
Silicon (Si), % 0 to 0.010
0 to 0.060
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 4.0 to 6.0
0 to 0.0030
Zinc (Zn), % 0 to 2.0
87.1 to 89