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EN 1.3549 Stainless Steel vs. N08811 Stainless Steel

Both EN 1.3549 stainless steel and N08811 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3549 stainless steel and the bottom bar is N08811 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 730
510

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 400
490
Maximum Temperature: Mechanical, °C 910
1100
Melting Completion (Liquidus), °C 1430
1390
Melting Onset (Solidus), °C 1390
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 21
12
Thermal Expansion, µm/m-K 10
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 10
30
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.3
Embodied Energy, MJ/kg 37
76
Embodied Water, L/kg 130
200

Common Calculations

PREN (Pitting Resistance) 22
21
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
18
Strength to Weight: Bending, points 24
18
Thermal Diffusivity, mm2/s 5.6
3.0
Thermal Shock Resistance, points 26
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0.85 to 1.0
0.060 to 0.1
Chromium (Cr), % 17 to 19
19 to 23
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 77.5 to 82
39.5 to 50.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0
30 to 35
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0.15 to 0.6
Vanadium (V), % 0.070 to 0.12
0