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EN 1.1221 Steel vs. EN 1.5662 Steel

Both EN 1.1221 steel and EN 1.5662 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 1.1221 steel and the bottom bar is EN 1.5662 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 250
220 to 230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10 to 21
20
Fatigue Strength, MPa 240 to 340
380 to 450
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
73
Shear Strength, MPa 450 to 520
460 to 470
Tensile Strength: Ultimate (UTS), MPa 730 to 870
740 to 750
Tensile Strength: Yield (Proof), MPa 390 to 550
550 to 660

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
430
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
7.5
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5
2.3
Embodied Energy, MJ/kg 19
31
Embodied Water, L/kg 47
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
810 to 1150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 26 to 31
26
Strength to Weight: Bending, points 23 to 26
23
Thermal Shock Resistance, points 23 to 28
22

Alloy Composition

Carbon (C), % 0.57 to 0.65
0 to 0.1
Chromium (Cr), % 0 to 0.4
0
Iron (Fe), % 97.1 to 98.8
88.6 to 91.2
Manganese (Mn), % 0.6 to 0.9
0.3 to 0.8
Molybdenum (Mo), % 0 to 0.1
0 to 0.1
Nickel (Ni), % 0 to 0.4
8.5 to 10
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 0.4
0 to 0.35
Sulfur (S), % 0 to 0.035
0 to 0.0050
Vanadium (V), % 0
0 to 0.050

Comparable Variants