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AISI 301LN Stainless Steel vs. ASTM A387 Grade 22 Steel

Both AISI 301LN stainless steel and ASTM A387 grade 22 steel are iron alloys. They have 77% of their average alloy composition in common. There are 32 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 AISI 301LN stainless steel and the bottom bar is ASTM A387 grade 22 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
150 to 180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 23 to 51
21
Fatigue Strength, MPa 270 to 520
160 to 240
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 450 to 670
300 to 380
Tensile Strength: Ultimate (UTS), MPa 630 to 1060
480 to 600
Tensile Strength: Yield (Proof), MPa 270 to 770
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 890
460
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 13
3.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.7
Embodied Energy, MJ/kg 39
23
Embodied Water, L/kg 130
58

Common Calculations

PREN (Pitting Resistance) 19
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 290
85 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1520
140 to 320
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 38
17 to 21
Strength to Weight: Bending, points 21 to 30
17 to 20
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 14 to 24
14 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0.050 to 0.15
Chromium (Cr), % 16 to 18
2.0 to 2.5
Iron (Fe), % 70.7 to 77.9
95.1 to 96.8
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.070 to 0.2
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025

Comparable Variants