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AISI 334 Stainless Steel vs. N08366 Stainless Steel

Both AISI 334 stainless steel and N08366 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 86% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is N08366 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
180
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 34
34
Fatigue Strength, MPa 150
190
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 79
82
Shear Modulus, GPa 77
80
Shear Strength, MPa 360
390
Tensile Strength: Ultimate (UTS), MPa 540
590
Tensile Strength: Yield (Proof), MPa 190
240

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 490
430
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 22
33
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 4.1
6.2
Embodied Energy, MJ/kg 59
84
Embodied Water, L/kg 170
200

Common Calculations

PREN (Pitting Resistance) 19
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
160
Resilience: Unit (Modulus of Resilience), kJ/m3 96
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
20
Strength to Weight: Bending, points 19
19
Thermal Shock Resistance, points 12
13

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0
Carbon (C), % 0 to 0.080
0 to 0.035
Chromium (Cr), % 18 to 20
20 to 22
Iron (Fe), % 55.7 to 62.7
42.4 to 50.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 19 to 21
23.5 to 25.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0.15 to 0.6
0