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EN 1.3555 Steel vs. AWS E320

Both EN 1.3555 steel and AWS E320 are iron alloys. They have 48% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.3555 steel and the bottom bar is AWS E320.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 770
620

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1500
1410
Melting Onset (Solidus), °C 1450
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 13
14

Otherwise Unclassified Properties

Base Metal Price, % relative 11
38
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 5.6
6.5
Embodied Energy, MJ/kg 81
91
Embodied Water, L/kg 90
220

Common Calculations

PREN (Pitting Resistance) 18
28
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27
21
Strength to Weight: Bending, points 23
20
Thermal Shock Resistance, points 22
16

Alloy Composition

Carbon (C), % 0.1 to 0.15
0 to 0.070
Chromium (Cr), % 3.9 to 4.3
19 to 21
Copper (Cu), % 0 to 0.1
3.0 to 4.0
Iron (Fe), % 85.4 to 87.7
31.8 to 43.5
Manganese (Mn), % 0.15 to 0.35
0.5 to 2.5
Molybdenum (Mo), % 4.0 to 4.5
2.0 to 3.0
Nickel (Ni), % 3.2 to 3.6
32 to 36
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0.1 to 0.25
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 0 to 0.15
0
Vanadium (V), % 1.0 to 1.3
0