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ACI-ASTM CF3M Steel vs. SAE-AISI 1086 Steel

Both ACI-ASTM CF3M steel and SAE-AISI 1086 steel are iron alloys. They have 66% of their average alloy composition in common. There are 30 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 ACI-ASTM CF3M steel and the bottom bar is SAE-AISI 1086 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
220 to 260
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 55
11
Fatigue Strength, MPa 270
300 to 360
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 520
760 to 870
Tensile Strength: Yield (Proof), MPa 260
480 to 580

Thermal Properties

Latent Heat of Fusion, J/g 300
240
Maximum Temperature: Mechanical, °C 990
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
50
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 53
19
Embodied Water, L/kg 160
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
79 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 170
610 to 890
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
27 to 31
Strength to Weight: Bending, points 18
24 to 26
Thermal Diffusivity, mm2/s 4.3
14
Thermal Shock Resistance, points 12
26 to 30

Alloy Composition

Carbon (C), % 0 to 0.030
0.8 to 0.93
Chromium (Cr), % 17 to 21
0
Iron (Fe), % 59.9 to 72
98.5 to 98.9
Manganese (Mn), % 0 to 1.5
0.3 to 0.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 9.0 to 13
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.040
0 to 0.050