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Zamak 2 vs. ASTM A204 Steel

Zamak 2 belongs to the zinc alloys classification, while ASTM A204 steel belongs to the iron 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 Zamak 2 and the bottom bar is ASTM A204 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
160 to 180
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.0
18 to 22
Fatigue Strength, MPa 59
200 to 220
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 33
73
Shear Strength, MPa 320
330 to 360
Tensile Strength: Ultimate (UTS), MPa 360
520 to 590
Tensile Strength: Yield (Proof), MPa 270
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 130
250
Maximum Temperature: Mechanical, °C 95
410
Melting Completion (Liquidus), °C 390
1470
Melting Onset (Solidus), °C 380
1420 to 1430
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
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 35
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.4
Density, g/cm3 6.5
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.5
Embodied Energy, MJ/kg 57
20
Embodied Water, L/kg 380
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
90 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 420
220 to 290
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
18 to 21
Strength to Weight: Bending, points 17
18 to 20
Thermal Diffusivity, mm2/s 41
14
Thermal Shock Resistance, points 11
15 to 17