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ASTM Grade HL Steel vs. EN 1.4446 Stainless Steel

Both ASTM grade HL steel and EN 1.4446 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, 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 1.4446 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
140
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 11
23
Fatigue Strength, MPa 150
160
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 500
490
Tensile Strength: Yield (Proof), MPa 270
240

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
980
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1340
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 27
22
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.5
4.5
Embodied Energy, MJ/kg 65
60
Embodied Water, L/kg 210
160

Common Calculations

PREN (Pitting Resistance) 31
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
93
Resilience: Unit (Modulus of Resilience), kJ/m3 180
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
17
Strength to Weight: Bending, points 18
17
Thermal Shock Resistance, points 11
11

Alloy Composition

Carbon (C), % 0.2 to 0.6
0 to 0.030
Chromium (Cr), % 28 to 32
16.5 to 18.5
Iron (Fe), % 40.8 to 53.8
59.7 to 66.9
Manganese (Mn), % 0 to 2.0
0 to 1.5
Molybdenum (Mo), % 0 to 0.5
4.0 to 4.5
Nickel (Ni), % 18 to 22
12.5 to 14.5
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.030