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Zamak 7 vs. EN 1.7383 Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.7383 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 1.7383 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
170 to 180
Elastic (Young's, Tensile) Modulus, GPa 86
190
Elongation at Break, % 13
20 to 23
Fatigue Strength, MPa 47
210 to 270
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
74
Shear Strength, MPa 210
350 to 380
Tensile Strength: Ultimate (UTS), MPa 280
560 to 610
Tensile Strength: Yield (Proof), MPa 250
300 to 400

Thermal Properties

Latent Heat of Fusion, J/g 120
260
Maximum Temperature: Mechanical, °C 95
460
Melting Completion (Liquidus), °C 390
1470
Melting Onset (Solidus), °C 380
1430
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
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 38
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.9
Density, g/cm3 6.4
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.8
Embodied Energy, MJ/kg 57
23
Embodied Water, L/kg 380
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
110
Resilience: Unit (Modulus of Resilience), kJ/m3 370
240 to 420
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
20 to 22
Strength to Weight: Bending, points 15
19 to 20
Thermal Diffusivity, mm2/s 43
11
Thermal Shock Resistance, points 8.6
16 to 18

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 0.040
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.080 to 0.15
Chromium (Cr), % 0
2.0 to 2.5
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 0 to 0.075
94.3 to 96.6
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0.4 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0.0050 to 0.020
0 to 0.3
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0