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Zamak 7 vs. EN 1.8875 Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.8875 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is EN 1.8875 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
200
Elastic (Young's, Tensile) Modulus, GPa 86
190
Elongation at Break, % 13
19
Fatigue Strength, MPa 47
340
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
73
Shear Strength, MPa 210
410
Tensile Strength: Ultimate (UTS), MPa 280
660
Tensile Strength: Yield (Proof), MPa 250
490

Thermal Properties

Latent Heat of Fusion, J/g 120
250
Maximum Temperature: Mechanical, °C 95
420
Melting Completion (Liquidus), °C 390
1460
Melting Onset (Solidus), °C 380
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
39
Thermal Expansion, µm/m-K 27
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 38
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.2
Density, g/cm3 6.4
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.8
Embodied Energy, MJ/kg 57
24
Embodied Water, L/kg 380
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
110
Resilience: Unit (Modulus of Resilience), kJ/m3 370
650
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
23
Strength to Weight: Bending, points 15
21
Thermal Diffusivity, mm2/s 43
10
Thermal Shock Resistance, points 8.6
19

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Boron (B), % 0
0 to 0.0050
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.18
Chromium (Cr), % 0
0 to 1.0
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 0 to 0.075
93.6 to 100
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.7
Nickel (Ni), % 0.0050 to 0.020
0 to 1.5
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.6
Sulfur (S), % 0
0 to 0.0080
Tin (Sn), % 0 to 0.0010
0
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.080
Zinc (Zn), % 95.3 to 96.5
0
Zirconium (Zr), % 0
0 to 0.15