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Grade CW6M Nickel vs. Zamak 7

Grade CW6M nickel belongs to the nickel alloys classification, while Zamak 7 belongs to the zinc alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade CW6M nickel and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
86
Elongation at Break, % 29
13
Fatigue Strength, MPa 210
47
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 84
33
Tensile Strength: Ultimate (UTS), MPa 560
280
Tensile Strength: Yield (Proof), MPa 310
250

Thermal Properties

Latent Heat of Fusion, J/g 330
120
Maximum Temperature: Mechanical, °C 970
95
Melting Completion (Liquidus), °C 1530
390
Melting Onset (Solidus), °C 1470
380
Specific Heat Capacity, J/kg-K 430
410
Thermal Expansion, µm/m-K 12
27

Otherwise Unclassified Properties

Base Metal Price, % relative 65
11
Density, g/cm3 8.8
6.4
Embodied Carbon, kg CO2/kg material 13
3.0
Embodied Energy, MJ/kg 170
57
Embodied Water, L/kg 300
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
36
Resilience: Unit (Modulus of Resilience), kJ/m3 220
370
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
12
Strength to Weight: Bending, points 17
15
Thermal Shock Resistance, points 16
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 17 to 20
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 3.0
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 17 to 20
0
Nickel (Ni), % 54.9 to 66
0.0050 to 0.020
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0
95.3 to 96.5