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S30435 Stainless Steel vs. AISI 317LN Stainless Steel

Both S30435 stainless steel and AISI 317LN stainless steel are iron alloys. Both are furnished in the annealed condition. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is S30435 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 190
200
Elongation at Break, % 51
45
Fatigue Strength, MPa 170
250
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 77
84
Shear Modulus, GPa 76
79
Shear Strength, MPa 370
430
Tensile Strength: Ultimate (UTS), MPa 510
620
Tensile Strength: Yield (Proof), MPa 170
270

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 900
1010
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 14
21
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
4.3
Embodied Energy, MJ/kg 40
59
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 17
33
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
220
Resilience: Unit (Modulus of Resilience), kJ/m3 77
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 4.2
3.9
Thermal Shock Resistance, points 12
14

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 16 to 18
18 to 20
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 66.9 to 75.5
57.9 to 67.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 7.0 to 9.0
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