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AWS E320 vs. EN 1.7335 Steel

Both AWS E320 and EN 1.7335 steel are iron alloys. They have 40% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E320 and the bottom bar is EN 1.7335 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
21 to 22
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 620
500 to 520

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Melting Completion (Liquidus), °C 1410
1470
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 38
2.8
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 6.5
1.6
Embodied Energy, MJ/kg 91
21
Embodied Water, L/kg 220
52

Common Calculations

PREN (Pitting Resistance) 28
2.7
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
18
Strength to Weight: Bending, points 20
18
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.070
0.080 to 0.18
Chromium (Cr), % 19 to 21
0.7 to 1.2
Copper (Cu), % 3.0 to 4.0
0 to 0.3
Iron (Fe), % 31.8 to 43.5
96.4 to 98.4
Manganese (Mn), % 0.5 to 2.5
0.4 to 1.0
Molybdenum (Mo), % 2.0 to 3.0
0.4 to 0.6
Nickel (Ni), % 32 to 36
0
Niobium (Nb), % 0 to 1.0
0
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.6
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.010