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AWS E383 vs. EN 1.4418 Stainless Steel

Both AWS E383 and EN 1.4418 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS E383 and the bottom bar is EN 1.4418 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 34
16 to 20
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 580
860 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1370
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 14
10

Otherwise Unclassified Properties

Base Metal Price, % relative 37
13
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.4
2.8
Embodied Energy, MJ/kg 89
39
Embodied Water, L/kg 240
130

Common Calculations

PREN (Pitting Resistance) 40
20
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
31 to 36
Strength to Weight: Bending, points 19
26 to 28
Thermal Diffusivity, mm2/s 3.1
4.0
Thermal Shock Resistance, points 15
31 to 36

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 26.5 to 29
15 to 17
Copper (Cu), % 0.6 to 1.5
0
Iron (Fe), % 28.8 to 39.2
73.2 to 80.2
Manganese (Mn), % 0.5 to 2.5
0 to 1.5
Molybdenum (Mo), % 3.2 to 4.2
0.8 to 1.5
Nickel (Ni), % 30 to 33
4.0 to 6.0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.9
0 to 0.7
Sulfur (S), % 0 to 0.020
0 to 0.015