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ASTM A217 Cast Steel vs. Zamak 2

ASTM A217 cast steel belongs to the iron alloys classification, while Zamak 2 belongs to the zinc alloys. There are 30 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM A217 cast steel and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 210
100
Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 21 to 27
6.0
Fatigue Strength, MPa 200 to 320
59
Poisson's Ratio 0.28 to 0.29
0.26
Shear Modulus, GPa 73 to 75
33
Tensile Strength: Ultimate (UTS), MPa 540 to 710
360
Tensile Strength: Yield (Proof), MPa 270 to 460
270

Thermal Properties

Latent Heat of Fusion, J/g 250 to 270
130
Maximum Temperature: Mechanical, °C 410 to 600
95
Melting Completion (Liquidus), °C 1450 to 1460
390
Melting Onset (Solidus), °C 1410 to 1420
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 26 to 50
110
Thermal Expansion, µm/m-K 13
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 9.2
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4 to 11
35

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 7.0
12
Density, g/cm3 7.8
6.5
Embodied Carbon, kg CO2/kg material 1.5 to 2.1
3.0
Embodied Energy, MJ/kg 20 to 28
57
Embodied Water, L/kg 47 to 87
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
20
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 570
420
Stiffness to Weight: Axial, points 13 to 14
7.5
Stiffness to Weight: Bending, points 24 to 25
23
Strength to Weight: Axial, points 19 to 25
15
Strength to Weight: Bending, points 19 to 23
17
Thermal Diffusivity, mm2/s 6.9 to 14
41
Thermal Shock Resistance, points 16 to 20
11