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EN 1.4369 Stainless Steel vs. N08031 Stainless Steel

Both EN 1.4369 stainless steel and N08031 stainless steel are iron alloys. They have 60% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4369 stainless steel and the bottom bar is N08031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 40
45
Fatigue Strength, MPa 330
290
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
81
Shear Strength, MPa 580
510
Tensile Strength: Ultimate (UTS), MPa 850
730
Tensile Strength: Yield (Proof), MPa 390
310

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
460
Maximum Temperature: Mechanical, °C 940
1100
Melting Completion (Liquidus), °C 1400
1440
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 17
18

Otherwise Unclassified Properties

Base Metal Price, % relative 14
39
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.0
7.1
Embodied Energy, MJ/kg 43
96
Embodied Water, L/kg 150
240

Common Calculations

PREN (Pitting Resistance) 23
52
Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
270
Resilience: Unit (Modulus of Resilience), kJ/m3 380
230
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31
25
Strength to Weight: Bending, points 26
22
Thermal Diffusivity, mm2/s 4.0
3.1
Thermal Shock Resistance, points 18
14

Alloy Composition

Carbon (C), % 0.070 to 0.15
0 to 0.015
Chromium (Cr), % 17.5 to 19.5
26 to 28
Copper (Cu), % 0
1.0 to 1.4
Iron (Fe), % 63 to 70.2
29 to 36.9
Manganese (Mn), % 5.0 to 7.5
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 6.5 to 8.5
30 to 32
Nitrogen (N), % 0.2 to 0.3
0.15 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.5 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.015
0 to 0.010