MakeItFrom.com
Menu (ESC)

AISI 304 Stainless Steel vs. AISI 201LN Stainless Steel

Both AISI 304 stainless steel and AISI 201LN stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 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 304 stainless steel and the bottom bar is AISI 201LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 360
210 to 320
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 8.0 to 43
25 to 51
Fatigue Strength, MPa 210 to 440
340 to 540
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 400 to 690
530 to 680
Tensile Strength: Ultimate (UTS), MPa 580 to 1180
740 to 1060
Tensile Strength: Yield (Proof), MPa 230 to 860
350 to 770

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 710
880
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1400
1370
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 15
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 3.0
2.6
Embodied Energy, MJ/kg 43
38
Embodied Water, L/kg 150
140

Common Calculations

PREN (Pitting Resistance) 20
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 86 to 250
230 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 1870
310 to 1520
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 42
27 to 38
Strength to Weight: Bending, points 20 to 32
24 to 30
Thermal Diffusivity, mm2/s 4.2
4.0
Thermal Shock Resistance, points 12 to 25
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 18 to 20
16 to 17.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 66.5 to 74
67.9 to 73.5
Manganese (Mn), % 0 to 2.0
6.4 to 7.5
Nickel (Ni), % 8.0 to 10.5
4.0 to 5.0
Nitrogen (N), % 0 to 0.1
0.1 to 0.25
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.015

Comparable Variants