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ASTM A588 Steel vs. Zamak 3

ASTM A588 steel belongs to the iron alloys classification, while Zamak 3 belongs to the zinc 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 ASTM A588 steel and the bottom bar is Zamak 3.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
83
Elastic (Young's, Tensile) Modulus, GPa 190
86
Elongation at Break, % 22
11
Fatigue Strength, MPa 270
48
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 73
33
Shear Strength, MPa 350
210
Tensile Strength: Ultimate (UTS), MPa 550
280
Tensile Strength: Yield (Proof), MPa 390
210

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
120
Maximum Temperature: Mechanical, °C 410
95
Melting Completion (Liquidus), °C 1460
390
Melting Onset (Solidus), °C 1410 to 1420
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 43 to 44
110
Thermal Expansion, µm/m-K 13
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
38

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 2.5
11
Density, g/cm3 7.8
6.4
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
3.0
Embodied Energy, MJ/kg 20 to 22
57
Embodied Water, L/kg 50 to 51
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
28
Resilience: Unit (Modulus of Resilience), kJ/m3 400
260
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 20
12
Strength to Weight: Bending, points 19
15
Thermal Diffusivity, mm2/s 12
43
Thermal Shock Resistance, points 16
8.6