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EN 1.7767 Steel vs. ASTM A182 Grade F24

Both EN 1.7767 steel and ASTM A182 grade F24 are iron alloys. Their average alloy composition is basically identical. There are 32 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 EN 1.7767 steel and the bottom bar is ASTM A182 grade F24.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 210
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
23
Fatigue Strength, MPa 320 to 340
330
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
74
Shear Strength, MPa 420 to 430
420
Tensile Strength: Ultimate (UTS), MPa 670 to 690
670
Tensile Strength: Yield (Proof), MPa 460 to 500
460

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 480
460
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 40
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 4.5
4.0
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 2.4
2.3
Embodied Energy, MJ/kg 33
33
Embodied Water, L/kg 64
61

Common Calculations

PREN (Pitting Resistance) 6.4
6.7
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
140
Resilience: Unit (Modulus of Resilience), kJ/m3 570 to 650
570
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 11
11
Thermal Shock Resistance, points 19 to 20
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0.1 to 0.15
0.050 to 0.1
Chromium (Cr), % 2.8 to 3.3
2.2 to 2.6
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 93.8 to 95.8
94.5 to 96.1
Manganese (Mn), % 0.3 to 0.6
0.3 to 0.7
Molybdenum (Mo), % 0.9 to 1.1
0.9 to 1.1
Nickel (Ni), % 0 to 0.25
0
Niobium (Nb), % 0 to 0.070
0
Nitrogen (N), % 0 to 0.012
0 to 0.12
Phosphorus (P), % 0 to 0.015
0 to 0.020
Silicon (Si), % 0 to 0.15
0.15 to 0.45
Sulfur (S), % 0 to 0.0050
0 to 0.010
Titanium (Ti), % 0 to 0.030
0.060 to 0.1
Vanadium (V), % 0.2 to 0.3
0.2 to 0.3