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EN 1.4020 Stainless Steel vs. AWS E308H

Both EN 1.4020 stainless steel and AWS E308H are iron alloys. They have 89% 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 E308H.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 13 to 34
40
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
620

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1350
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
14

Otherwise Unclassified Properties

Base Metal Price, % relative 11
16
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.5
3.2
Embodied Energy, MJ/kg 37
46
Embodied Water, L/kg 150
150

Common Calculations

PREN (Pitting Resistance) 23
21
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 41
22
Strength to Weight: Bending, points 25 to 32
21
Thermal Shock Resistance, points 16 to 23
16

Alloy Composition

Carbon (C), % 0 to 0.15
0.040 to 0.080
Chromium (Cr), % 16.5 to 19
18 to 21
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 62.8 to 71.8
62.9 to 72.5
Manganese (Mn), % 11 to 14
0.5 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0.5 to 2.5
9.0 to 11
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