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ACI-ASTM CF8 Steel vs. EN 1.6553 Steel

Both ACI-ASTM CF8 steel and EN 1.6553 steel are iron alloys. They have 72% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, 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 1.6553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
210 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 55
19 to 21
Fatigue Strength, MPa 260
330 to 460
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 540
710 to 800
Tensile Strength: Yield (Proof), MPa 260
470 to 670

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 980
420
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
39
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 16
2.7
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.6
Embodied Energy, MJ/kg 44
21
Embodied Water, L/kg 150
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
130 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 160
600 to 1190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
25 to 28
Strength to Weight: Bending, points 19
23 to 24
Thermal Diffusivity, mm2/s 4.3
10
Thermal Shock Resistance, points 13
21 to 23

Alloy Composition

Carbon (C), % 0 to 0.080
0.23 to 0.28
Chromium (Cr), % 18 to 21
0.4 to 0.8
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 63.8 to 74
95.6 to 98.2
Manganese (Mn), % 0 to 1.5
0.6 to 1.0
Molybdenum (Mo), % 0 to 0.5
0.15 to 0.3
Nickel (Ni), % 8.0 to 11
0.4 to 0.8
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 2.0
0 to 0.8
Sulfur (S), % 0 to 0.040
0 to 0.025
Vanadium (V), % 0
0 to 0.030