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EN 1.4005 Stainless Steel vs. N08926 Stainless Steel

Both EN 1.4005 stainless steel and N08926 stainless steel are iron alloys. They have 60% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4005 stainless steel and the bottom bar is N08926 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 13 to 21
40
Fatigue Strength, MPa 240 to 290
290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
80
Shear Strength, MPa 390 to 450
500
Tensile Strength: Ultimate (UTS), MPa 630 to 750
740
Tensile Strength: Yield (Proof), MPa 370 to 500
330

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Corrosion, °C 390
420
Maximum Temperature: Mechanical, °C 760
1100
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 30
12
Thermal Expansion, µm/m-K 10
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
33
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.0
6.2
Embodied Energy, MJ/kg 28
84
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 14
45
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 110
240
Resilience: Unit (Modulus of Resilience), kJ/m3 350 to 650
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23 to 27
25
Strength to Weight: Bending, points 21 to 24
22
Thermal Diffusivity, mm2/s 8.1
3.2
Thermal Shock Resistance, points 23 to 27
16

Alloy Composition

Carbon (C), % 0.060 to 0.15
0 to 0.020
Chromium (Cr), % 12 to 14
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 82.4 to 87.8
41.7 to 50.4
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0 to 0.6
6.0 to 7.0
Nickel (Ni), % 0
24 to 26
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0.15 to 0.35
0 to 0.010