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AWS E3155 vs. EN 1.4123 Stainless Steel

Both AWS E3155 and EN 1.4123 stainless steel are iron alloys. They have 48% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS E3155 and the bottom bar is EN 1.4123 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 770
720 to 810

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1410
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
23
Thermal Expansion, µm/m-K 13
10

Otherwise Unclassified Properties

Base Metal Price, % relative 70
10
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 7.7
4.2
Embodied Energy, MJ/kg 110
62
Embodied Water, L/kg 300
120

Common Calculations

PREN (Pitting Resistance) 35
24
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
26 to 29
Strength to Weight: Bending, points 22
23 to 25
Thermal Diffusivity, mm2/s 3.3
6.3
Thermal Shock Resistance, points 20
26 to 29

Alloy Composition

Carbon (C), % 0 to 0.1
0.35 to 0.5
Chromium (Cr), % 20 to 22.5
14 to 16.5
Cobalt (Co), % 18.5 to 21
0
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 23.3 to 36.3
76.7 to 84.6
Manganese (Mn), % 1.0 to 2.5
0 to 1.0
Molybdenum (Mo), % 2.5 to 3.5
1.0 to 2.5
Nickel (Ni), % 19 to 21
0 to 0.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 2.0 to 3.0
0
Vanadium (V), % 0
0 to 1.5