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AISI 347LN Stainless Steel vs. S32205 Stainless Steel

Both AISI 347LN stainless steel and S32205 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 92% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AISI 347LN stainless steel and the bottom bar is S32205 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
260
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
28
Fatigue Strength, MPa 200
370
Poisson's Ratio 0.28
0.27
Reduction in Area, % 56
51
Shear Modulus, GPa 77
80
Shear Strength, MPa 400
480
Tensile Strength: Ultimate (UTS), MPa 590
740
Tensile Strength: Yield (Proof), MPa 230
510

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 460
440
Maximum Temperature: Mechanical, °C 940
1070
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 18
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.5
3.7
Embodied Energy, MJ/kg 49
50
Embodied Water, L/kg 150
160

Common Calculations

PREN (Pitting Resistance) 19
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
190
Resilience: Unit (Modulus of Resilience), kJ/m3 130
630
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
26
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 13
20

Alloy Composition

Carbon (C), % 0.0050 to 0.020
0 to 0.030
Chromium (Cr), % 17 to 19
22 to 23
Iron (Fe), % 64.3 to 73.7
63.7 to 70.4
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 3.5
Nickel (Ni), % 9.0 to 13
4.5 to 6.5
Niobium (Nb), % 0.2 to 0.5
0
Nitrogen (N), % 0.060 to 0.1
0.14 to 0.2
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020