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AWS ER90S-B9 vs. EN 1.4436 Stainless Steel

Both AWS ER90S-B9 and EN 1.4436 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 28 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 ER90S-B9 and the bottom bar is EN 1.4436 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
42
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 75
78
Tensile Strength: Ultimate (UTS), MPa 690
620
Tensile Strength: Yield (Proof), MPa 470
240

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
19
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.6
3.9
Embodied Energy, MJ/kg 37
54
Embodied Water, L/kg 91
150

Common Calculations

PREN (Pitting Resistance) 13
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
210
Resilience: Unit (Modulus of Resilience), kJ/m3 570
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
22
Strength to Weight: Bending, points 22
20
Thermal Diffusivity, mm2/s 6.9
4.0
Thermal Shock Resistance, points 19
14

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.070 to 0.13
0 to 0.050
Chromium (Cr), % 8.0 to 10.5
16.5 to 18.5
Copper (Cu), % 0 to 0.2
0
Iron (Fe), % 84.4 to 90.7
62.3 to 70.5
Manganese (Mn), % 0 to 1.2
0 to 2.0
Molybdenum (Mo), % 0.85 to 1.2
2.5 to 3.0
Nickel (Ni), % 0 to 0.8
10.5 to 13
Niobium (Nb), % 0.020 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0 to 0.1
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0.15 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Vanadium (V), % 0.15 to 0.3
0
Residuals, % 0 to 0.5
0