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SAE-AISI H13 Steel vs. Zamak 7

SAE-AISI H13 steel belongs to the iron alloys classification, while Zamak 7 belongs to the zinc alloys. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H13 steel and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
86
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 74
33
Tensile Strength: Ultimate (UTS), MPa 690 to 1820
280

Thermal Properties

Latent Heat of Fusion, J/g 270
120
Melting Completion (Liquidus), °C 1460
390
Melting Onset (Solidus), °C 1420
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 29
110
Thermal Expansion, µm/m-K 10
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.3
27
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
38

Otherwise Unclassified Properties

Base Metal Price, % relative 6.0
11
Density, g/cm3 7.8
6.4
Embodied Carbon, kg CO2/kg material 4.3
3.0
Embodied Energy, MJ/kg 64
57
Embodied Water, L/kg 78
380

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 25 to 65
12
Strength to Weight: Bending, points 22 to 43
15
Thermal Diffusivity, mm2/s 7.8
43
Thermal Shock Resistance, points 25 to 65
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.32 to 0.45
0
Chromium (Cr), % 4.8 to 5.5
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 88.8 to 92
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Manganese (Mn), % 0.2 to 0.5
0
Molybdenum (Mo), % 1.1 to 1.8
0
Nickel (Ni), % 0 to 0.3
0.0050 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.8 to 1.2
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0010
Vanadium (V), % 0.8 to 1.2
0
Zinc (Zn), % 0
95.3 to 96.5