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EN 1.4017 Stainless Steel vs. N08801 Stainless Steel

Both EN 1.4017 stainless steel and N08801 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 64% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4017 stainless steel and the bottom bar is N08801 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14
34
Fatigue Strength, MPa 220
260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Shear Strength, MPa 350
570
Tensile Strength: Ultimate (UTS), MPa 580
860
Tensile Strength: Yield (Proof), MPa 390
190

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Maximum Temperature: Corrosion, °C 410
630
Maximum Temperature: Mechanical, °C 870
1090
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1390
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
30
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.2
5.5
Embodied Energy, MJ/kg 31
79
Embodied Water, L/kg 120
200

Common Calculations

PREN (Pitting Resistance) 17
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
220
Resilience: Unit (Modulus of Resilience), kJ/m3 380
92
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
30
Strength to Weight: Bending, points 20
25
Thermal Diffusivity, mm2/s 8.1
3.3
Thermal Shock Resistance, points 20
20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.1
Chromium (Cr), % 16 to 18
19 to 22
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 78.3 to 82.8
39.5 to 50.3
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 1.2 to 1.6
30 to 34
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0
0.75 to 1.5