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AWS ER90S-B3 vs. EN 1.4423 Stainless Steel

Both AWS ER90S-B3 and EN 1.4423 stainless steel are iron alloys. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS ER90S-B3 and the bottom bar is EN 1.4423 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
17
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 690
850
Tensile Strength: Yield (Proof), MPa 620
630

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 40
16
Thermal Expansion, µm/m-K 13
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 4.1
14
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.8
3.2
Embodied Energy, MJ/kg 24
43
Embodied Water, L/kg 60
120

Common Calculations

PREN (Pitting Resistance) 6.0
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
1000
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
30
Strength to Weight: Bending, points 22
25
Thermal Diffusivity, mm2/s 11
4.3
Thermal Shock Resistance, points 20
31

Alloy Composition


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Carbon (C), % 0.070 to 0.12
0 to 0.020
Chromium (Cr), % 2.3 to 2.7
11 to 13
Copper (Cu), % 0 to 0.35
0.2 to 0.8
Iron (Fe), % 93.5 to 95.9
73.8 to 80.5
Manganese (Mn), % 0.4 to 0.7
0 to 2.0
Molybdenum (Mo), % 0.9 to 1.2
2.3 to 2.8
Nickel (Ni), % 0 to 0.2
6.0 to 7.0
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0.4 to 0.7
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.0030
Residuals, % 0 to 0.5
0