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N08926 Stainless Steel vs. EN 1.4634 Stainless Steel

Both N08926 stainless steel and EN 1.4634 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 66% of their average alloy composition in common.

For each property being compared, the top bar is N08926 stainless steel and the bottom bar is EN 1.4634 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
21
Fatigue Strength, MPa 290
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Shear Strength, MPa 500
340
Tensile Strength: Ultimate (UTS), MPa 740
540
Tensile Strength: Yield (Proof), MPa 330
280

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 420
500
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
21
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 33
13
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.2
2.9
Embodied Energy, MJ/kg 84
42
Embodied Water, L/kg 200
140

Common Calculations

PREN (Pitting Resistance) 45
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
93
Resilience: Unit (Modulus of Resilience), kJ/m3 270
200
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
20
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 3.2
5.8
Thermal Shock Resistance, points 16
19

Alloy Composition

Aluminum (Al), % 0
0.2 to 1.5
Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 19 to 21
17.5 to 18.5
Copper (Cu), % 0.5 to 1.5
0 to 0.5
Iron (Fe), % 41.7 to 50.4
74.9 to 81.8
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 6.0 to 7.0
0 to 0.5
Nickel (Ni), % 24 to 26
0 to 0.5
Niobium (Nb), % 0
0.3 to 1.0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.030
0 to 0.050
Silicon (Si), % 0 to 0.5
0.2 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.050