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S42035 Stainless Steel vs. AISI 317LN Stainless Steel

Both S42035 stainless steel and AISI 317LN stainless steel are iron alloys. Both are furnished in the annealed condition. They have 81% of their average alloy composition in common.

For each property being compared, the top bar is S42035 stainless steel and the bottom bar is AISI 317LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 18
45
Fatigue Strength, MPa 260
250
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 76
84
Shear Modulus, GPa 77
79
Shear Strength, MPa 390
430
Tensile Strength: Ultimate (UTS), MPa 630
620
Tensile Strength: Yield (Proof), MPa 430
270

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 470
420
Maximum Temperature: Mechanical, °C 810
1010
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 27
14
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
21
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.4
4.3
Embodied Energy, MJ/kg 34
59
Embodied Water, L/kg 110
160

Common Calculations

PREN (Pitting Resistance) 17
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
220
Resilience: Unit (Modulus of Resilience), kJ/m3 460
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
22
Strength to Weight: Bending, points 21
20
Thermal Diffusivity, mm2/s 7.2
3.9
Thermal Shock Resistance, points 22
14

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 13.5 to 15.5
18 to 20
Iron (Fe), % 78.1 to 85
57.9 to 67.9
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0.2 to 1.2
3.0 to 4.0
Nickel (Ni), % 1.0 to 2.5
11 to 15
Nitrogen (N), % 0
0.1 to 0.22
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.3 to 0.5
0