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AWS E383 vs. EN 1.4449 Stainless Steel

Both AWS E383 and EN 1.4449 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS E383 and the bottom bar is EN 1.4449 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
48
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
78
Tensile Strength: Ultimate (UTS), MPa 580
620

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Base Metal Price, % relative 37
19
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.4
3.9
Embodied Energy, MJ/kg 89
54
Embodied Water, L/kg 240
150

Common Calculations

PREN (Pitting Resistance) 40
27
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
22
Strength to Weight: Bending, points 19
20
Thermal Diffusivity, mm2/s 3.1
4.0
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.035
Chromium (Cr), % 26.5 to 29
17 to 18.2
Copper (Cu), % 0.6 to 1.5
0 to 1.0
Iron (Fe), % 28.8 to 39.2
62.4 to 69.3
Manganese (Mn), % 0.5 to 2.5
0 to 2.0
Molybdenum (Mo), % 3.2 to 4.2
2.3 to 2.8
Nickel (Ni), % 30 to 33
11.5 to 12.5
Nitrogen (N), % 0
0 to 0.080
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.9
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015