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AISI 334 Stainless Steel vs. N08811 Stainless Steel

Both AISI 334 stainless steel and N08811 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 86% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AISI 334 stainless steel and the bottom bar is N08811 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
33
Fatigue Strength, MPa 150
150
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 360
340
Tensile Strength: Ultimate (UTS), MPa 540
510
Tensile Strength: Yield (Proof), MPa 190
190

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 490
490
Maximum Temperature: Mechanical, °C 1000
1100
Melting Completion (Liquidus), °C 1410
1390
Melting Onset (Solidus), °C 1370
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 22
30
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 4.1
5.3
Embodied Energy, MJ/kg 59
76
Embodied Water, L/kg 170
200

Common Calculations

PREN (Pitting Resistance) 19
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
130
Resilience: Unit (Modulus of Resilience), kJ/m3 96
94
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
18
Strength to Weight: Bending, points 19
18
Thermal Shock Resistance, points 12
13

Alloy Composition

Aluminum (Al), % 0.15 to 0.6
0.15 to 0.6
Carbon (C), % 0 to 0.080
0.060 to 0.1
Chromium (Cr), % 18 to 20
19 to 23
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 55.7 to 62.7
39.5 to 50.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 19 to 21
30 to 35
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 0.015
Titanium (Ti), % 0.15 to 0.6
0.15 to 0.6