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N08904 Stainless Steel vs. AISI 316LN Stainless Steel

Both N08904 stainless steel and AISI 316LN stainless steel are iron alloys. Both are furnished in the annealed condition. They have 79% 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 N08904 stainless steel and the bottom bar is AISI 316LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 38
42
Fatigue Strength, MPa 200
200
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 77
80
Shear Modulus, GPa 79
82
Shear Strength, MPa 370
410
Tensile Strength: Ultimate (UTS), MPa 540
590
Tensile Strength: Yield (Proof), MPa 240
230

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 430
410
Maximum Temperature: Mechanical, °C 1100
940
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 32
19
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 5.8
3.8
Embodied Energy, MJ/kg 79
53
Embodied Water, L/kg 200
150

Common Calculations

PREN (Pitting Resistance) 37
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
200
Resilience: Unit (Modulus of Resilience), kJ/m3 150
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
21
Strength to Weight: Bending, points 18
20
Thermal Diffusivity, mm2/s 3.1
4.1
Thermal Shock Resistance, points 12
13

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 19 to 23
16 to 18
Copper (Cu), % 1.0 to 2.0
0
Iron (Fe), % 38.8 to 53
62 to 71.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 4.0 to 5.0
2.0 to 3.0
Nickel (Ni), % 23 to 28
10 to 14
Nitrogen (N), % 0 to 0.1
0.1 to 0.16
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.035
0 to 0.030