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ACI-ASTM CK35MN Steel vs. ASTM A182 Grade F24

Both ACI-ASTM CK35MN steel and ASTM A182 grade F24 are iron alloys. They have 52% of their average alloy composition in common. There are 31 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 CK35MN steel and the bottom bar is ASTM A182 grade F24.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 40
23
Fatigue Strength, MPa 270
330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
74
Tensile Strength: Ultimate (UTS), MPa 650
670
Tensile Strength: Yield (Proof), MPa 310
460

Thermal Properties

Latent Heat of Fusion, J/g 310
260
Maximum Temperature: Mechanical, °C 1100
460
Melting Completion (Liquidus), °C 1460
1470
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 31
4.0
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 5.9
2.3
Embodied Energy, MJ/kg 81
33
Embodied Water, L/kg 210
61

Common Calculations

PREN (Pitting Resistance) 48
6.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
140
Resilience: Unit (Modulus of Resilience), kJ/m3 240
570
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 3.3
11
Thermal Shock Resistance, points 14
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0 to 0.035
0.050 to 0.1
Chromium (Cr), % 22 to 24
2.2 to 2.6
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.4 to 51.8
94.5 to 96.1
Manganese (Mn), % 0 to 2.0
0.3 to 0.7
Molybdenum (Mo), % 6.0 to 6.8
0.9 to 1.1
Nickel (Ni), % 20 to 22
0
Nitrogen (N), % 0.21 to 0.32
0 to 0.12
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 1.0
0.15 to 0.45
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0
0.060 to 0.1
Vanadium (V), % 0
0.2 to 0.3