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ASTM A182 Grade F24 vs. SAE-AISI 4130 Steel

Both ASTM A182 grade F24 and SAE-AISI 4130 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F24 and the bottom bar is SAE-AISI 4130 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
200 to 300
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
13 to 26
Fatigue Strength, MPa 330
320 to 660
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Shear Strength, MPa 420
340 to 640
Tensile Strength: Ultimate (UTS), MPa 670
530 to 1040
Tensile Strength: Yield (Proof), MPa 460
440 to 980

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 460
420
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
43
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
2.4
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.3
1.5
Embodied Energy, MJ/kg 33
20
Embodied Water, L/kg 61
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
83 to 180
Resilience: Unit (Modulus of Resilience), kJ/m3 570
500 to 2550
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
19 to 37
Strength to Weight: Bending, points 22
19 to 29
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 19
16 to 31

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.0015 to 0.0070
0
Carbon (C), % 0.050 to 0.1
0.28 to 0.33
Chromium (Cr), % 2.2 to 2.6
0.8 to 1.1
Iron (Fe), % 94.5 to 96.1
97.3 to 98.2
Manganese (Mn), % 0.3 to 0.7
0.4 to 0.6
Molybdenum (Mo), % 0.9 to 1.1
0.15 to 0.25
Nitrogen (N), % 0 to 0.12
0
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0.15 to 0.45
0.15 to 0.35
Sulfur (S), % 0 to 0.010
0 to 0.040
Titanium (Ti), % 0.060 to 0.1
0
Vanadium (V), % 0.2 to 0.3
0