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ACI-ASTM CF20 Steel vs. ASTM A182 Grade F10

Both ACI-ASTM CF20 steel and ASTM A182 grade F10 are iron alloys. They have 88% 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 CF20 steel and the bottom bar is ASTM A182 grade F10.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 50
34
Fatigue Strength, MPa 240
180
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Tensile Strength: Ultimate (UTS), MPa 530
630
Tensile Strength: Yield (Proof), MPa 250
230

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Mechanical, °C 970
600
Melting Completion (Liquidus), °C 1420
1420
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
15
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
17

Otherwise Unclassified Properties

Base Metal Price, % relative 16
18
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.1
3.6
Embodied Energy, MJ/kg 44
51
Embodied Water, L/kg 150
120

Common Calculations

PREN (Pitting Resistance) 20
8.0
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
170
Resilience: Unit (Modulus of Resilience), kJ/m3 160
140
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 11
18

Alloy Composition

Carbon (C), % 0 to 0.2
0.1 to 0.2
Chromium (Cr), % 18 to 21
7.0 to 9.0
Iron (Fe), % 64.2 to 74
66.5 to 72.4
Manganese (Mn), % 0 to 1.5
0.5 to 0.8
Nickel (Ni), % 8.0 to 11
19 to 22
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
1.0 to 1.4
Sulfur (S), % 0 to 0.040
0 to 0.030