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N08031 Stainless Steel vs. EN 1.4634 Stainless Steel

Both N08031 stainless steel and EN 1.4634 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 52% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is N08031 stainless steel and the bottom bar is EN 1.4634 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
21
Fatigue Strength, MPa 290
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 510
340
Tensile Strength: Ultimate (UTS), MPa 730
540
Tensile Strength: Yield (Proof), MPa 310
280

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 460
500
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1390
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
21
Thermal Expansion, µm/m-K 18
10

Otherwise Unclassified Properties

Base Metal Price, % relative 39
13
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 7.1
2.9
Embodied Energy, MJ/kg 96
42
Embodied Water, L/kg 240
140

Common Calculations

PREN (Pitting Resistance) 52
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
93
Resilience: Unit (Modulus of Resilience), kJ/m3 230
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 3.1
5.8
Thermal Shock Resistance, points 14
19

Alloy Composition

Aluminum (Al), % 0
0.2 to 1.5
Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 26 to 28
17.5 to 18.5
Copper (Cu), % 1.0 to 1.4
0 to 0.5
Iron (Fe), % 29 to 36.9
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), % 30 to 32
0 to 0.5
Niobium (Nb), % 0
0.3 to 1.0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.020
0 to 0.050
Silicon (Si), % 0 to 0.3
0.2 to 1.5
Sulfur (S), % 0 to 0.010
0 to 0.050