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ASTM A182 Grade F24 vs. EN 1.6771 Steel

Both ASTM A182 grade F24 and EN 1.6771 steel are iron alloys. They have a very high 96% 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 ASTM A182 grade F24 and the bottom bar is EN 1.6771 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
280 to 350
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
8.0 to 8.7
Fatigue Strength, MPa 330
440 to 680
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
73
Tensile Strength: Ultimate (UTS), MPa 670
930 to 1180
Tensile Strength: Yield (Proof), MPa 460
740 to 1140

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 460
440
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
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
5.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.3
1.9
Embodied Energy, MJ/kg 33
25
Embodied Water, L/kg 61
58

Common Calculations

PREN (Pitting Resistance) 6.7
2.5
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
75 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 570
1460 to 3450
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
33 to 41
Strength to Weight: Bending, points 22
27 to 31
Thermal Diffusivity, mm2/s 11
13
Thermal Shock Resistance, points 19
27 to 35

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.0015 to 0.0070
0
Carbon (C), % 0.050 to 0.1
0.27 to 0.33
Chromium (Cr), % 2.2 to 2.6
0.8 to 1.2
Iron (Fe), % 94.5 to 96.1
92.2 to 95
Manganese (Mn), % 0.3 to 0.7
0.6 to 1.0
Molybdenum (Mo), % 0.9 to 1.1
0.3 to 0.6
Nickel (Ni), % 0
3.0 to 4.0
Nitrogen (N), % 0 to 0.12
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0.15 to 0.45
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 0.060 to 0.1
0
Vanadium (V), % 0.2 to 0.3
0