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ASTM Grade HL Steel vs. EN 1.1244 Steel

Both ASTM grade HL steel and EN 1.1244 steel are iron alloys. They have 49% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HL steel and the bottom bar is EN 1.1244 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
210 to 220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 500
730 to 770

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1390
1450
Melting Onset (Solidus), °C 1340
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Expansion, µm/m-K 17
12

Otherwise Unclassified Properties

Base Metal Price, % relative 27
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.5
1.4
Embodied Energy, MJ/kg 65
19
Embodied Water, L/kg 210
47

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
26 to 28
Strength to Weight: Bending, points 18
23 to 24
Thermal Shock Resistance, points 11
23 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0.2 to 0.6
0.65 to 0.75
Chromium (Cr), % 28 to 32
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 40.8 to 53.8
98.1 to 99.2
Manganese (Mn), % 0 to 2.0
0.8 to 1.1
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 18 to 22
0
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 2.0
0 to 0.4
Sulfur (S), % 0 to 0.040
0 to 0.030