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EN 1.0303 Steel vs. Zamak 7

EN 1.0303 steel belongs to the iron alloys classification, while Zamak 7 belongs to the zinc 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 EN 1.0303 steel and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 84 to 120
80
Elastic (Young's, Tensile) Modulus, GPa 190
86
Elongation at Break, % 12 to 25
13
Fatigue Strength, MPa 150 to 230
47
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 73
33
Shear Strength, MPa 220 to 260
210
Tensile Strength: Ultimate (UTS), MPa 290 to 410
280
Tensile Strength: Yield (Proof), MPa 200 to 320
250

Thermal Properties

Latent Heat of Fusion, J/g 250
120
Maximum Temperature: Mechanical, °C 400
95
Melting Completion (Liquidus), °C 1470
390
Melting Onset (Solidus), °C 1430
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 53
110
Thermal Expansion, µm/m-K 12
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
27
Electrical Conductivity: Equal Weight (Specific), % IACS 7.9
38

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
11
Density, g/cm3 7.9
6.4
Embodied Carbon, kg CO2/kg material 1.4
3.0
Embodied Energy, MJ/kg 18
57
Embodied Water, L/kg 46
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30 to 94
36
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 270
370
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 10 to 15
12
Strength to Weight: Bending, points 12 to 16
15
Thermal Diffusivity, mm2/s 14
43
Thermal Shock Resistance, points 9.2 to 13
8.6

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.020 to 0.060
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 99.335 to 99.71
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Manganese (Mn), % 0.25 to 0.4
0
Nickel (Ni), % 0
0.0050 to 0.020
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0
95.3 to 96.5