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Zamak 2 vs. ASTM A572 Steel

Zamak 2 belongs to the zinc alloys classification, while ASTM A572 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 A572 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
140 to 190
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.0
18 to 25
Fatigue Strength, MPa 59
240 to 340
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 33
73
Shear Strength, MPa 320
300 to 380
Tensile Strength: Ultimate (UTS), MPa 360
470 to 620
Tensile Strength: Yield (Proof), MPa 270
330 to 510

Thermal Properties

Latent Heat of Fusion, J/g 130
250
Maximum Temperature: Mechanical, °C 95
400
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
51
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 to 8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.0
Density, g/cm3 6.5
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.6
Embodied Energy, MJ/kg 57
22
Embodied Water, L/kg 380
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
100 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 420
290 to 690
Stiffness to Weight: Axial, points 7.5
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
17 to 22
Strength to Weight: Bending, points 17
17 to 21
Thermal Diffusivity, mm2/s 41
14
Thermal Shock Resistance, points 11
14 to 18