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ASTM Grade HE Steel vs. ZA-27

ASTM grade HE steel belongs to the iron alloys classification, while ZA-27 belongs to the zinc 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 ASTM grade HE steel and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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