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AISI 201LN Stainless Steel vs. ASTM Grade HL Steel

Both AISI 201LN stainless steel and ASTM grade HL steel are iron alloys. They have 70% 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 AISI 201LN stainless steel and the bottom bar is ASTM grade HL steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
150
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 25 to 51
11
Fatigue Strength, MPa 340 to 540
150
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
500
Tensile Strength: Yield (Proof), MPa 350 to 770
270

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Corrosion, °C 410
460
Maximum Temperature: Mechanical, °C 880
1100
Melting Completion (Liquidus), °C 1410
1390
Melting Onset (Solidus), °C 1370
1340
Specific Heat Capacity, J/kg-K 480
490
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 12
27
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
4.5
Embodied Energy, MJ/kg 38
65
Embodied Water, L/kg 140
210

Common Calculations

PREN (Pitting Resistance) 20
31
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
48
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 38
18
Strength to Weight: Bending, points 24 to 30
18
Thermal Shock Resistance, points 16 to 23
11

Alloy Composition

Carbon (C), % 0 to 0.030
0.2 to 0.6
Chromium (Cr), % 16 to 17.5
28 to 32
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 67.9 to 73.5
40.8 to 53.8
Manganese (Mn), % 6.4 to 7.5
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 4.0 to 5.0
18 to 22
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.040