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ACI-ASTM CG8M Steel vs. EN 1.5663 Steel

Both ACI-ASTM CG8M steel and EN 1.5663 steel are iron alloys. They have 74% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CG8M steel and the bottom bar is EN 1.5663 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
230
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45
20
Fatigue Strength, MPa 280
450
Impact Strength: V-Notched Charpy, J 110
120
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 550
750
Tensile Strength: Yield (Proof), MPa 300
660

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1020
430
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 16
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 20
7.5
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.1
2.3
Embodied Energy, MJ/kg 56
31
Embodied Water, L/kg 160
63

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
150
Resilience: Unit (Modulus of Resilience), kJ/m3 220
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 12
22

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 18 to 21
0
Iron (Fe), % 58.8 to 70
88.6 to 91.2
Manganese (Mn), % 0 to 1.5
0.3 to 0.8
Molybdenum (Mo), % 3.0 to 4.0
0 to 0.1
Nickel (Ni), % 9.0 to 13
8.5 to 10
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.5
0 to 0.35
Sulfur (S), % 0 to 0.040
0 to 0.0050
Vanadium (V), % 0
0 to 0.010