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AWS E383 vs. EN 1.7378 Steel

Both AWS E383 and EN 1.7378 steel are iron alloys. They have a modest 38% of their average alloy composition in common, which, by itself, doesn't mean much. 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 1.7378 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
17
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
74
Tensile Strength: Ultimate (UTS), MPa 580
700

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 37
4.0
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 6.4
2.3
Embodied Energy, MJ/kg 89
33
Embodied Water, L/kg 240
61

Common Calculations

PREN (Pitting Resistance) 40
5.8
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
25
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 3.1
10
Thermal Shock Resistance, points 15
20

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0015 to 0.0070
Carbon (C), % 0 to 0.030
0.050 to 0.1
Chromium (Cr), % 26.5 to 29
2.2 to 2.6
Copper (Cu), % 0.6 to 1.5
0
Iron (Fe), % 28.8 to 39.2
94.6 to 96.1
Manganese (Mn), % 0.5 to 2.5
0.3 to 0.7
Molybdenum (Mo), % 3.2 to 4.2
0.9 to 1.1
Nickel (Ni), % 30 to 33
0
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.020
0 to 0.020
Silicon (Si), % 0 to 0.9
0.15 to 0.45
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0
0.050 to 0.1
Vanadium (V), % 0
0.2 to 0.3