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Zamak 7 vs. ASTM Grade HL Steel

Zamak 7 belongs to the zinc alloys classification, while ASTM grade HL steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is ASTM grade HL steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
150
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 13
11
Fatigue Strength, MPa 47
150
Poisson's Ratio 0.25
0.27
Shear Modulus, GPa 33
80
Tensile Strength: Ultimate (UTS), MPa 280
500
Tensile Strength: Yield (Proof), MPa 250
270

Thermal Properties

Latent Heat of Fusion, J/g 120
320
Maximum Temperature: Mechanical, °C 95
1100
Melting Completion (Liquidus), °C 390
1390
Melting Onset (Solidus), °C 380
1340
Specific Heat Capacity, J/kg-K 410
490
Thermal Expansion, µm/m-K 27
17

Otherwise Unclassified Properties

Base Metal Price, % relative 11
27
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
4.5
Embodied Energy, MJ/kg 57
65
Embodied Water, L/kg 380
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
48
Resilience: Unit (Modulus of Resilience), kJ/m3 370
180
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
18
Strength to Weight: Bending, points 15
18
Thermal Shock Resistance, points 8.6
11

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.2 to 0.6
Chromium (Cr), % 0
28 to 32
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.075
40.8 to 53.8
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
18 to 22
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0