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EN 1.0220 Steel vs. ASTM A372 Grade E Steel

Both EN 1.0220 steel and ASTM A372 grade E steel are iron alloys. They have a very high 99% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.0220 steel and the bottom bar is ASTM A372 grade E steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
200 to 280
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
20 to 22
Fatigue Strength, MPa 210
310 to 380
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 250
410 to 570
Tensile Strength: Ultimate (UTS), MPa 390
650 to 910
Tensile Strength: Yield (Proof), MPa 290
430 to 550

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 51
44
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.5
Embodied Energy, MJ/kg 18
20
Embodied Water, L/kg 46
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
130 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 230
500 to 810
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 14
23 to 32
Strength to Weight: Bending, points 15
21 to 27
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 12
19 to 27

Alloy Composition

Carbon (C), % 0 to 0.16
0.25 to 0.35
Chromium (Cr), % 0
0.8 to 1.2
Iron (Fe), % 98.2 to 100
97 to 98.3
Manganese (Mn), % 0 to 1.2
0.4 to 0.9
Molybdenum (Mo), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.015
Silicon (Si), % 0 to 0.35
0.15 to 0.35
Sulfur (S), % 0 to 0.045
0 to 0.010