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AISI 316LN Stainless Steel vs. S41425 Stainless Steel

Both AISI 316LN stainless steel and S41425 stainless steel are iron alloys. They have 89% 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 316LN stainless steel and the bottom bar is S41425 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
280
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 42
17
Fatigue Strength, MPa 200
450
Poisson's Ratio 0.28
0.28
Reduction in Area, % 51
51
Shear Modulus, GPa 82
77
Shear Strength, MPa 410
570
Tensile Strength: Ultimate (UTS), MPa 590
920
Tensile Strength: Yield (Proof), MPa 230
750

Thermal Properties

Latent Heat of Fusion, J/g 290
280
Maximum Temperature: Corrosion, °C 410
390
Maximum Temperature: Mechanical, °C 940
810
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 19
13
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
2.9
Embodied Energy, MJ/kg 53
40
Embodied Water, L/kg 150
120

Common Calculations

PREN (Pitting Resistance) 27
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
150
Resilience: Unit (Modulus of Resilience), kJ/m3 130
1420
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
33
Strength to Weight: Bending, points 20
27
Thermal Diffusivity, mm2/s 4.1
4.4
Thermal Shock Resistance, points 13
33

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 16 to 18
12 to 15
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 62 to 71.9
74 to 81.9
Manganese (Mn), % 0 to 2.0
0.5 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
1.5 to 2.0
Nickel (Ni), % 10 to 14
4.0 to 7.0
Nitrogen (N), % 0.1 to 0.16
0.060 to 0.12
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0050