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ASTM Grade HN Steel vs. Zamak 3

ASTM grade HN steel belongs to the iron alloys classification, while Zamak 3 belongs to the zinc alloys. There are 24 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HN steel and the bottom bar is Zamak 3.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
83
Elastic (Young's, Tensile) Modulus, GPa 200
86
Elongation at Break, % 9.0
11
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 77
33
Tensile Strength: Ultimate (UTS), MPa 500
280

Thermal Properties

Latent Heat of Fusion, J/g 310
120
Maximum Temperature: Mechanical, °C 1080
95
Melting Completion (Liquidus), °C 1400
390
Melting Onset (Solidus), °C 1350
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 13
110
Thermal Expansion, µm/m-K 16
27

Otherwise Unclassified Properties

Base Metal Price, % relative 26
11
Density, g/cm3 7.9
6.4
Embodied Carbon, kg CO2/kg material 4.6
3.0
Embodied Energy, MJ/kg 66
57
Embodied Water, L/kg 180
380

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 17
12
Strength to Weight: Bending, points 18
15
Thermal Diffusivity, mm2/s 3.5
43
Thermal Shock Resistance, points 11
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.2 to 0.5
0
Chromium (Cr), % 19 to 23
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 44.9 to 57.8
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 23 to 27
0 to 0.020
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 2.0
0 to 0.030
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
95.3 to 96.5