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ASTM A387 Grade 22L Class 1 vs. Zamak 7

ASTM A387 grade 22L class 1 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 ASTM A387 grade 22L class 1 and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
80
Elastic (Young's, Tensile) Modulus, GPa 190
86
Elongation at Break, % 20
13
Fatigue Strength, MPa 160
47
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 74
33
Shear Strength, MPa 310
210
Tensile Strength: Ultimate (UTS), MPa 500
280
Tensile Strength: Yield (Proof), MPa 230
250

Thermal Properties

Latent Heat of Fusion, J/g 260
120
Maximum Temperature: Mechanical, °C 460
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 40
110
Thermal Expansion, µm/m-K 13
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
38

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
11
Density, g/cm3 7.9
6.4
Embodied Carbon, kg CO2/kg material 1.7
3.0
Embodied Energy, MJ/kg 23
57
Embodied Water, L/kg 58
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
36
Resilience: Unit (Modulus of Resilience), kJ/m3 140
370
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 18
12
Strength to Weight: Bending, points 18
15
Thermal Diffusivity, mm2/s 11
43
Thermal Shock Resistance, points 14
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 2.0 to 2.5
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 95.2 to 96.8
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0
0.0050 to 0.020
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0
95.3 to 96.5