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Zamak 7 vs. EN 1.4807 Stainless Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.4807 stainless steel belongs to the iron alloys. There are 30 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 1.4807 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
140
Elastic (Young's, Tensile) Modulus, GPa 86
190
Elongation at Break, % 13
4.5
Fatigue Strength, MPa 47
120
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
75
Tensile Strength: Ultimate (UTS), MPa 280
480
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 120
320
Maximum Temperature: Mechanical, °C 95
1000
Melting Completion (Liquidus), °C 390
1390
Melting Onset (Solidus), °C 380
1350
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 27
15

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
39
Density, g/cm3 6.4
8.0
Embodied Carbon, kg CO2/kg material 3.0
6.8
Embodied Energy, MJ/kg 57
97
Embodied Water, L/kg 380
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
18
Resilience: Unit (Modulus of Resilience), kJ/m3 370
160
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
17
Strength to Weight: Bending, points 15
17
Thermal Diffusivity, mm2/s 43
3.2
Thermal Shock Resistance, points 8.6
12

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0
17 to 20
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.075
36.6 to 46.7
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0.0050 to 0.020
34 to 36
Niobium (Nb), % 0
1.0 to 1.8
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0