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Zamak 5 vs. ASTM A387 Grade 11 Steel

Zamak 5 belongs to the zinc alloys classification, while ASTM A387 grade 11 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 5 and the bottom bar is ASTM A387 grade 11 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 92
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.3
25
Fatigue Strength, MPa 56
200 to 250
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
73
Shear Strength, MPa 260
320 to 390
Tensile Strength: Ultimate (UTS), MPa 330
500 to 600
Tensile Strength: Yield (Proof), MPa 240
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 120
260
Maximum Temperature: Mechanical, °C 95
430
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 26
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 37
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.9
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.6
Embodied Energy, MJ/kg 57
21
Embodied Water, L/kg 380
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
100 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 330
200 to 320
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 14
18 to 21
Strength to Weight: Bending, points 16
18 to 20
Thermal Diffusivity, mm2/s 42
11
Thermal Shock Resistance, points 9.9
15 to 18

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.050 to 0.17
Chromium (Cr), % 0
1.0 to 1.5
Copper (Cu), % 0.7 to 1.3
0
Iron (Fe), % 0 to 0.1
96.2 to 97.6
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.025 to 0.080
0
Manganese (Mn), % 0
0.4 to 0.65
Molybdenum (Mo), % 0
0.45 to 0.65
Nickel (Ni), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.030
0.5 to 0.8
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 94.3 to 95.7
0