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AWS E383 vs. EN 1.6771 Steel

Both AWS E383 and EN 1.6771 steel are iron alloys. They have 40% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E383 and the bottom bar is EN 1.6771 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
8.0 to 8.7
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 580
930 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
46
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 37
5.0
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 6.4
1.9
Embodied Energy, MJ/kg 89
25
Embodied Water, L/kg 240
58

Common Calculations

PREN (Pitting Resistance) 40
2.5
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
33 to 41
Strength to Weight: Bending, points 19
27 to 31
Thermal Diffusivity, mm2/s 3.1
13
Thermal Shock Resistance, points 15
27 to 35

Alloy Composition

Carbon (C), % 0 to 0.030
0.27 to 0.33
Chromium (Cr), % 26.5 to 29
0.8 to 1.2
Copper (Cu), % 0.6 to 1.5
0
Iron (Fe), % 28.8 to 39.2
92.2 to 95
Manganese (Mn), % 0.5 to 2.5
0.6 to 1.0
Molybdenum (Mo), % 3.2 to 4.2
0.3 to 0.6
Nickel (Ni), % 30 to 33
3.0 to 4.0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.9
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.020