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ACI-ASTM CF8 Steel vs. EN 1.5662 Steel

Both ACI-ASTM CF8 steel and EN 1.5662 steel are iron alloys. They have 79% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF8 steel and the bottom bar is EN 1.5662 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
220 to 230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 55
20
Fatigue Strength, MPa 260
380 to 450
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 540
740 to 750
Tensile Strength: Yield (Proof), MPa 260
550 to 660

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 980
430
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
8.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 16
7.5
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 3.1
2.3
Embodied Energy, MJ/kg 44
31
Embodied Water, L/kg 150
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
140 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 160
810 to 1150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
26
Strength to Weight: Bending, points 19
23
Thermal Shock Resistance, points 13
22

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 18 to 21
0
Iron (Fe), % 63.8 to 74
88.6 to 91.2
Manganese (Mn), % 0 to 1.5
0.3 to 0.8
Molybdenum (Mo), % 0 to 0.5
0 to 0.1
Nickel (Ni), % 8.0 to 11
8.5 to 10
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 2.0
0 to 0.35
Sulfur (S), % 0 to 0.040
0 to 0.0050
Vanadium (V), % 0
0 to 0.050