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ASTM A182 Grade F122 vs. EN 1.8821 Steel

Both ASTM A182 grade F122 and EN 1.8821 steel are iron alloys. They have 86% 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 F122 and the bottom bar is EN 1.8821 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
160
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
25
Fatigue Strength, MPa 320
280
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 450
340
Tensile Strength: Ultimate (UTS), MPa 710
530
Tensile Strength: Yield (Proof), MPa 450
390

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 600
400
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
49
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 12
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
2.3
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 3.0
1.6
Embodied Energy, MJ/kg 44
21
Embodied Water, L/kg 100
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
120
Resilience: Unit (Modulus of Resilience), kJ/m3 520
400
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
19
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 6.4
13
Thermal Shock Resistance, points 19
16

Alloy Composition

Aluminum (Al), % 0 to 0.020
0.020 to 0.030
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.070 to 0.14
0 to 0.14
Chromium (Cr), % 10 to 11.5
0
Copper (Cu), % 0.3 to 1.7
0
Iron (Fe), % 81.3 to 87.7
96.8 to 99.98
Manganese (Mn), % 0 to 0.7
0 to 1.6
Molybdenum (Mo), % 0.25 to 0.6
0 to 0.2
Nickel (Ni), % 0 to 0.5
0 to 0.5
Niobium (Nb), % 0.040 to 0.1
0 to 0.050
Nitrogen (N), % 0.040 to 0.1
0 to 0.015
Phosphorus (P), % 0 to 0.020
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0 to 0.010
0 to 0.050
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0.15 to 0.3
0 to 0.1
Zirconium (Zr), % 0 to 0.010
0