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EN 1.5662 Steel vs. SAE-AISI 8622 Steel

Both EN 1.5662 steel and SAE-AISI 8622 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.5662 steel and the bottom bar is SAE-AISI 8622 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
26
Fatigue Strength, MPa 380 to 450
240
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 460 to 470
320
Tensile Strength: Ultimate (UTS), MPa 740 to 750
500
Tensile Strength: Yield (Proof), MPa 550 to 660
330

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 430
410
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 9.8
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
2.6
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.3
1.5
Embodied Energy, MJ/kg 31
20
Embodied Water, L/kg 63
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
110
Resilience: Unit (Modulus of Resilience), kJ/m3 810 to 1150
280
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26
18
Strength to Weight: Bending, points 23
18
Thermal Shock Resistance, points 22
17

Alloy Composition

Carbon (C), % 0 to 0.1
0.2 to 0.25
Chromium (Cr), % 0
0.4 to 0.6
Iron (Fe), % 88.6 to 91.2
96.9 to 98
Manganese (Mn), % 0.3 to 0.8
0.7 to 0.9
Molybdenum (Mo), % 0 to 0.1
0.15 to 0.25
Nickel (Ni), % 8.5 to 10
0.4 to 0.7
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.35
0.15 to 0.35
Sulfur (S), % 0 to 0.0050
0 to 0.040
Vanadium (V), % 0 to 0.050
0