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ZA-27 vs. ASTM Grade HE Steel

ZA-27 belongs to the zinc alloys classification, while ASTM grade HE steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is ASTM grade HE steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 120
190
Elastic (Young's, Tensile) Modulus, GPa 78
200
Elongation at Break, % 2.0 to 4.5
10
Fatigue Strength, MPa 110 to 170
160
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 31
79
Tensile Strength: Ultimate (UTS), MPa 400 to 430
670
Tensile Strength: Yield (Proof), MPa 260 to 370
310

Thermal Properties

Latent Heat of Fusion, J/g 130
310
Maximum Temperature: Mechanical, °C 120
1100
Melting Completion (Liquidus), °C 480
1400
Melting Onset (Solidus), °C 380
1360
Specific Heat Capacity, J/kg-K 530
490
Thermal Conductivity, W/m-K 130
14
Thermal Expansion, µm/m-K 26
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 53
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
19
Density, g/cm3 5.0
7.7
Embodied Carbon, kg CO2/kg material 4.2
3.5
Embodied Energy, MJ/kg 80
50
Embodied Water, L/kg 570
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
56
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
240
Stiffness to Weight: Axial, points 8.6
15
Stiffness to Weight: Bending, points 28
25
Strength to Weight: Axial, points 22 to 24
24
Strength to Weight: Bending, points 24 to 25
22
Thermal Diffusivity, mm2/s 47
3.6
Thermal Shock Resistance, points 14 to 15
14

Alloy Composition

Aluminum (Al), % 25 to 28
0
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0.2 to 0.5
Chromium (Cr), % 0
26 to 30
Copper (Cu), % 2.0 to 2.5
0
Iron (Fe), % 0 to 0.1
53.9 to 65.8
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.010 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.020
8.0 to 11
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.080
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 69.3 to 73
0