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AISI 310S Stainless Steel vs. AISI 347LN Stainless Steel

Both AISI 310S stainless steel and AISI 347LN stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 33 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 310S stainless steel and the bottom bar is AISI 347LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 210
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34 to 44
40
Fatigue Strength, MPa 250 to 280
200
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Shear Strength, MPa 420 to 470
400
Tensile Strength: Ultimate (UTS), MPa 600 to 710
590
Tensile Strength: Yield (Proof), MPa 270 to 350
230

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 450
460
Maximum Temperature: Mechanical, °C 1100
940
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 25
18
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.3
3.5
Embodied Energy, MJ/kg 61
49
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 25
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 220
190
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 310
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21 to 25
21
Strength to Weight: Bending, points 20 to 22
20
Thermal Diffusivity, mm2/s 4.1
4.1
Thermal Shock Resistance, points 14 to 16
13

Alloy Composition

Carbon (C), % 0 to 0.080
0.0050 to 0.020
Chromium (Cr), % 24 to 26
17 to 19
Iron (Fe), % 48.3 to 57
64.3 to 73.7
Manganese (Mn), % 0 to 2.0
0 to 2.0
Nickel (Ni), % 19 to 22
9.0 to 13
Niobium (Nb), % 0
0.2 to 0.5
Nitrogen (N), % 0
0.060 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030