MakeItFrom.com
Menu (ESC)

AISI 201LN Stainless Steel vs. EN 1.7729 Steel

Both AISI 201LN stainless steel and EN 1.7729 steel are iron alloys. They have 73% of their average alloy composition in common. There are 32 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 EN 1.7729 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 320
270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25 to 51
17
Fatigue Strength, MPa 340 to 540
500
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 530 to 680
560
Tensile Strength: Ultimate (UTS), MPa 740 to 1060
910
Tensile Strength: Yield (Proof), MPa 350 to 770
750

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 880
430
Melting Completion (Liquidus), °C 1410
1470
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
40
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
3.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.3
Embodied Energy, MJ/kg 38
49
Embodied Water, L/kg 140
59

Common Calculations

PREN (Pitting Resistance) 20
4.4
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230 to 310
150
Resilience: Unit (Modulus of Resilience), kJ/m3 310 to 1520
1500
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 38
32
Strength to Weight: Bending, points 24 to 30
27
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 16 to 23
27

Alloy Composition

Aluminum (Al), % 0
0.015 to 0.080
Arsenic (As), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0 to 0.030
0.17 to 0.23
Chromium (Cr), % 16 to 17.5
0.9 to 1.2
Copper (Cu), % 0 to 1.0
0 to 0.2
Iron (Fe), % 67.9 to 73.5
94.8 to 97
Manganese (Mn), % 6.4 to 7.5
0.35 to 0.75
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 4.0 to 5.0
0 to 0.2
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.015
Tin (Sn), % 0
0 to 0.020
Titanium (Ti), % 0
0.070 to 0.15
Vanadium (V), % 0
0.6 to 0.8