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EN 1.0031 Steel vs. ASTM A387 Grade 22L Class 1

Both EN 1.0031 steel and ASTM A387 grade 22L class 1 are iron alloys. They have a very high 97% of their average alloy composition in common. There are 31 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 EN 1.0031 steel and the bottom bar is ASTM A387 grade 22L class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 89
150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 28
20
Fatigue Strength, MPa 160
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Shear Strength, MPa 200
310
Tensile Strength: Ultimate (UTS), MPa 310
500
Tensile Strength: Yield (Proof), MPa 210
230

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 400
460
Melting Completion (Liquidus), °C 1470
1470
Melting Onset (Solidus), °C 1420
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
40
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
3.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.7
Embodied Energy, MJ/kg 18
23
Embodied Water, L/kg 45
58

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
83
Resilience: Unit (Modulus of Resilience), kJ/m3 120
140
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 11
18
Strength to Weight: Bending, points 13
18
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 9.8
14

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 0
2.0 to 2.5
Iron (Fe), % 98.8 to 100
95.2 to 96.8
Manganese (Mn), % 0 to 0.7
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.045
0 to 0.025