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Zamak 2 vs. ASTM Grade LC3 Steel

Zamak 2 belongs to the zinc alloys classification, while ASTM grade LC3 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is ASTM grade LC3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
170
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.0
27
Fatigue Strength, MPa 59
230
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 33
73
Tensile Strength: Ultimate (UTS), MPa 360
570
Tensile Strength: Yield (Proof), MPa 270
310

Thermal Properties

Latent Heat of Fusion, J/g 130
250
Maximum Temperature: Mechanical, °C 95
410
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
52
Thermal Expansion, µm/m-K 28
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 35
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
4.0
Density, g/cm3 6.5
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.7
Embodied Energy, MJ/kg 57
23
Embodied Water, L/kg 380
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
130
Resilience: Unit (Modulus of Resilience), kJ/m3 420
260
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
20
Strength to Weight: Bending, points 17
19
Thermal Diffusivity, mm2/s 41
14
Thermal Shock Resistance, points 11
17

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 2.5 to 3.3
0
Iron (Fe), % 0 to 0.1
94.4 to 96.5
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0.5 to 0.8
Nickel (Ni), % 0 to 0.020
3.0 to 4.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 0.6
Sulfur (S), % 0
0 to 0.045
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 92.2 to 94
0