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AISI 201L Stainless Steel vs. S15700 Stainless Steel

Both AISI 201L stainless steel and S15700 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common.

For each property being compared, the top bar is AISI 201L stainless steel and the bottom bar is S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 320
200 to 460
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22 to 46
1.1 to 29
Fatigue Strength, MPa 270 to 530
370 to 770
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 520 to 660
770 to 1070
Tensile Strength: Ultimate (UTS), MPa 740 to 1040
1180 to 1890
Tensile Strength: Yield (Proof), MPa 290 to 790
500 to 1770

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
400
Maximum Temperature: Mechanical, °C 880
870
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 12
15
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.4
Embodied Energy, MJ/kg 38
47
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 19
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 300
17 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 1570
640 to 4660
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27 to 37
42 to 67
Strength to Weight: Bending, points 24 to 30
32 to 43
Thermal Diffusivity, mm2/s 4.0
4.2
Thermal Shock Resistance, points 16 to 23
39 to 63

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.030
0 to 0.090
Chromium (Cr), % 16 to 18
14 to 16
Iron (Fe), % 67.9 to 75
69.6 to 76.8
Manganese (Mn), % 5.5 to 7.5
0 to 1.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 3.5 to 5.5
6.5 to 7.7
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030

Comparable Variants