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ASTM A387 Grade 22L Class 1 vs. EN 1.1203 Steel

Both ASTM A387 grade 22L class 1 and EN 1.1203 steel 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 ASTM A387 grade 22L class 1 and the bottom bar is EN 1.1203 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
200 to 230
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
12 to 15
Fatigue Strength, MPa 160
210 to 310
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 74
72
Shear Strength, MPa 310
420 to 480
Tensile Strength: Ultimate (UTS), MPa 500
690 to 780
Tensile Strength: Yield (Proof), MPa 230
340 to 480

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Maximum Temperature: Mechanical, °C 460
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
48
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 3.8
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.7
1.4
Embodied Energy, MJ/kg 23
19
Embodied Water, L/kg 58
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
69 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 140
310 to 610
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
25 to 28
Strength to Weight: Bending, points 18
22 to 24
Thermal Diffusivity, mm2/s 11
13
Thermal Shock Resistance, points 14
22 to 25

Alloy Composition

Carbon (C), % 0 to 0.1
0.52 to 0.6
Chromium (Cr), % 2.0 to 2.5
0 to 0.4
Iron (Fe), % 95.2 to 96.8
97.1 to 98.9
Manganese (Mn), % 0.3 to 0.6
0.6 to 0.9
Molybdenum (Mo), % 0.9 to 1.1
0 to 0.1
Nickel (Ni), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.035