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Zamak 7 vs. EN 1.4659 Stainless Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.4659 stainless steel belongs to the iron alloys. There are 31 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 Zamak 7 and the bottom bar is EN 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
260
Elastic (Young's, Tensile) Modulus, GPa 86
210
Elongation at Break, % 13
49
Fatigue Strength, MPa 47
460
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
81
Shear Strength, MPa 210
640
Tensile Strength: Ultimate (UTS), MPa 280
900
Tensile Strength: Yield (Proof), MPa 250
480

Thermal Properties

Latent Heat of Fusion, J/g 120
300
Maximum Temperature: Mechanical, °C 95
1100
Melting Completion (Liquidus), °C 390
1480
Melting Onset (Solidus), °C 380
1430
Specific Heat Capacity, J/kg-K 410
460
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 27
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 38
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
37
Density, g/cm3 6.4
8.2
Embodied Carbon, kg CO2/kg material 3.0
6.5
Embodied Energy, MJ/kg 57
89
Embodied Water, L/kg 380
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
370
Resilience: Unit (Modulus of Resilience), kJ/m3 370
550
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
31
Strength to Weight: Bending, points 15
25
Thermal Diffusivity, mm2/s 43
3.2
Thermal Shock Resistance, points 8.6
19

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 0 to 0.25
1.0 to 2.0
Iron (Fe), % 0 to 0.075
35.7 to 45.7
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
2.0 to 4.0
Molybdenum (Mo), % 0
5.5 to 6.5
Nickel (Ni), % 0.0050 to 0.020
21 to 23
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.0010
0
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 95.3 to 96.5
0