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Zamak 7 vs. EN 1.4509 Stainless Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.4509 stainless steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is EN 1.4509 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
180
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 13
21
Fatigue Strength, MPa 47
170
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Shear Strength, MPa 210
330
Tensile Strength: Ultimate (UTS), MPa 280
530
Tensile Strength: Yield (Proof), MPa 250
260

Thermal Properties

Latent Heat of Fusion, J/g 120
280
Maximum Temperature: Mechanical, °C 95
890
Melting Completion (Liquidus), °C 390
1440
Melting Onset (Solidus), °C 380
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 27
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 38
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 11
13
Density, g/cm3 6.4
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 57
41
Embodied Water, L/kg 380
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
90
Resilience: Unit (Modulus of Resilience), kJ/m3 370
180
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
19
Strength to Weight: Bending, points 15
19
Thermal Diffusivity, mm2/s 43
6.8
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 0.030
Chromium (Cr), % 0
17.5 to 18.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.075
77.8 to 82.1
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0.0050 to 0.020
0
Niobium (Nb), % 0
0.3 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.0010
0
Titanium (Ti), % 0
0.1 to 0.6
Zinc (Zn), % 95.3 to 96.5
0