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ASTM A182 Grade F122 vs. EN 1.7218 Steel

Both ASTM A182 grade F122 and EN 1.7218 steel are iron alloys. They have 87% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F122 and the bottom bar is EN 1.7218 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
150 to 230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 710
500 to 1550

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 600
420
Melting Completion (Liquidus), °C 1490
1460
Melting Onset (Solidus), °C 1440
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
44
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.6
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.5
Embodied Energy, MJ/kg 44
20
Embodied Water, L/kg 100
52

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
18 to 55
Strength to Weight: Bending, points 22
18 to 38
Thermal Diffusivity, mm2/s 6.4
12
Thermal Shock Resistance, points 19
15 to 46

Alloy Composition

Aluminum (Al), % 0 to 0.020
0 to 0.040
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.070 to 0.14
0.22 to 0.29
Chromium (Cr), % 10 to 11.5
0.9 to 1.2
Copper (Cu), % 0.3 to 1.7
0 to 0.3
Iron (Fe), % 81.3 to 87.7
96.2 to 98.1
Manganese (Mn), % 0 to 0.7
0.6 to 0.9
Molybdenum (Mo), % 0.25 to 0.6
0.15 to 0.3
Nickel (Ni), % 0 to 0.5
0 to 0.3
Niobium (Nb), % 0.040 to 0.1
0
Nitrogen (N), % 0.040 to 0.1
0
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.035
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0.15 to 0.3
0
Zirconium (Zr), % 0 to 0.010
0