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EN 1.4020 Stainless Steel vs. AWS E330H

Both EN 1.4020 stainless steel and AWS E330H are iron alloys. They have 65% 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 EN 1.4020 stainless steel and the bottom bar is AWS E330H.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 13 to 34
11
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
690

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Melting Completion (Liquidus), °C 1390
1400
Melting Onset (Solidus), °C 1350
1350
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
30
Density, g/cm3 7.6
8.1
Embodied Carbon, kg CO2/kg material 2.5
5.4
Embodied Energy, MJ/kg 37
76
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 23
17
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
24
Strength to Weight: Bending, points 25 to 32
22
Thermal Shock Resistance, points 16 to 23
19

Alloy Composition

Carbon (C), % 0 to 0.15
0.35 to 0.45
Chromium (Cr), % 16.5 to 19
14 to 17
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 62.8 to 71.8
40.5 to 51.7
Manganese (Mn), % 11 to 14
1.0 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0.5 to 2.5
33 to 37
Nitrogen (N), % 0.2 to 0.45
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030