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N08031 Stainless Steel vs. EN 1.4740 Stainless Steel

Both N08031 stainless steel and EN 1.4740 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 52% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is N08031 stainless steel and the bottom bar is EN 1.4740 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
22
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 460
410
Maximum Temperature: Mechanical, °C 1100
900
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 460
490
Thermal Conductivity, W/m-K 12
18
Thermal Expansion, µm/m-K 18
10

Otherwise Unclassified Properties

Base Metal Price, % relative 39
9.5
Density, g/cm3 8.1
7.6
Embodied Carbon, kg CO2/kg material 7.1
2.3
Embodied Energy, MJ/kg 96
32
Embodied Water, L/kg 240
120

Common Calculations

PREN (Pitting Resistance) 52
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Thermal Diffusivity, mm2/s 3.1
4.8

Alloy Composition

Carbon (C), % 0 to 0.015
0.3 to 0.5
Chromium (Cr), % 26 to 28
16 to 19
Copper (Cu), % 1.0 to 1.4
0
Iron (Fe), % 29 to 36.9
75.4 to 82.7
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 1.0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.3
1.0 to 2.5
Sulfur (S), % 0 to 0.010
0 to 0.030