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Zamak 3 vs. ASTM A202 Steel

Zamak 3 belongs to the zinc alloys classification, while ASTM A202 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 3 and the bottom bar is ASTM A202 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 83
180 to 200
Elastic (Young's, Tensile) Modulus, GPa 86
190
Elongation at Break, % 11
17 to 18
Fatigue Strength, MPa 48
240
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
73
Shear Strength, MPa 210
360 to 410
Tensile Strength: Ultimate (UTS), MPa 280
590 to 670
Tensile Strength: Yield (Proof), MPa 210
350 to 360

Thermal Properties

Latent Heat of Fusion, J/g 120
260
Maximum Temperature: Mechanical, °C 95
410
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
52
Thermal Expansion, µm/m-K 27
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 38
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.1
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.4
Embodied Energy, MJ/kg 57
19
Embodied Water, L/kg 380
49

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
93 to 96
Resilience: Unit (Modulus of Resilience), kJ/m3 260
330 to 350
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
21 to 24
Strength to Weight: Bending, points 15
20 to 22
Thermal Diffusivity, mm2/s 43
14
Thermal Shock Resistance, points 8.6
17 to 20