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AWS E320LR vs. EN 1.4029 Stainless Steel

Both AWS E320LR and EN 1.4029 stainless steel are iron alloys. They have 52% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS E320LR and the bottom bar is EN 1.4029 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
10 to 20
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 580
700 to 930

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1410
1440
Melting Onset (Solidus), °C 1360
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 14
10

Otherwise Unclassified Properties

Base Metal Price, % relative 36
7.0
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 6.2
2.0
Embodied Energy, MJ/kg 87
28
Embodied Water, L/kg 220
100

Common Calculations

PREN (Pitting Resistance) 28
14
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
25 to 33
Strength to Weight: Bending, points 19
23 to 27
Thermal Shock Resistance, points 15
26 to 34

Alloy Composition

Carbon (C), % 0 to 0.030
0.25 to 0.32
Chromium (Cr), % 19 to 21
12 to 13.5
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 32.7 to 42.5
82.8 to 87.6
Manganese (Mn), % 1.5 to 2.5
0 to 1.5
Molybdenum (Mo), % 2.0 to 3.0
0 to 0.6
Nickel (Ni), % 32 to 36
0
Niobium (Nb), % 0 to 0.4
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.3
0 to 1.0
Sulfur (S), % 0 to 0.015
0.15 to 0.25