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ASTM A182 Grade F24 vs. EN 1.7729 Steel

Both ASTM A182 grade F24 and EN 1.7729 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, 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 1.7729 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
270
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
17
Fatigue Strength, MPa 330
500
Poisson's Ratio 0.29
0.29
Reduction in Area, % 45
56
Shear Modulus, GPa 74
73
Shear Strength, MPa 420
560
Tensile Strength: Ultimate (UTS), MPa 670
910
Tensile Strength: Yield (Proof), MPa 460
750

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 460
430
Melting Completion (Liquidus), °C 1470
1470
Melting Onset (Solidus), °C 1430
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 39
40
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.8
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 4.0
3.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.3
3.3
Embodied Energy, MJ/kg 33
49
Embodied Water, L/kg 61
59

Common Calculations

PREN (Pitting Resistance) 6.7
4.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
150
Resilience: Unit (Modulus of Resilience), kJ/m3 570
1500
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
32
Strength to Weight: Bending, points 22
27
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 19
27

Alloy Composition

Aluminum (Al), % 0 to 0.020
0.015 to 0.080
Arsenic (As), % 0
0 to 0.020
Boron (B), % 0.0015 to 0.0070
0.0010 to 0.010
Carbon (C), % 0.050 to 0.1
0.17 to 0.23
Chromium (Cr), % 2.2 to 2.6
0.9 to 1.2
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 94.5 to 96.1
94.8 to 97
Manganese (Mn), % 0.3 to 0.7
0.35 to 0.75
Molybdenum (Mo), % 0.9 to 1.1
0.9 to 1.1
Nickel (Ni), % 0
0 to 0.2
Nitrogen (N), % 0 to 0.12
0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0.15 to 0.45
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.015
Tin (Sn), % 0
0 to 0.020
Titanium (Ti), % 0.060 to 0.1
0.070 to 0.15
Vanadium (V), % 0.2 to 0.3
0.6 to 0.8