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AISI 201LN Stainless Steel vs. SAE-AISI 1074 Steel

Both AISI 201LN stainless steel and SAE-AISI 1074 steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 201LN stainless steel and the bottom bar is SAE-AISI 1074 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
220 to 250
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25 to 51
11 to 14
Fatigue Strength, MPa 340 to 540
290 to 350
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 530 to 680
440 to 490
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
740 to 820
Tensile Strength: Yield (Proof), MPa 350 to 770
450 to 570

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
400
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
50
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 12
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.4
Embodied Energy, MJ/kg 38
19
Embodied Water, L/kg 140
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
77 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
550 to 860
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 38
26 to 29
Strength to Weight: Bending, points 24 to 30
23 to 25
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 16 to 23
24 to 26

Alloy Composition

Carbon (C), % 0 to 0.030
0.7 to 0.8
Chromium (Cr), % 16 to 17.5
0
Copper (Cu), % 0 to 1.0
0
Iron (Fe), % 67.9 to 73.5
98.3 to 98.8
Manganese (Mn), % 6.4 to 7.5
0.5 to 0.8
Nickel (Ni), % 4.0 to 5.0
0
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
Sulfur (S), % 0 to 0.015
0 to 0.050