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AWS E90C-B9 vs. EN 1.4451 Stainless Steel

Both AWS E90C-B9 and EN 1.4451 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS E90C-B9 and the bottom bar is EN 1.4451 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
25
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 75
80
Tensile Strength: Ultimate (UTS), MPa 710
750
Tensile Strength: Yield (Proof), MPa 460
540

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 25
17
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
20
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.8
Embodied Energy, MJ/kg 37
53
Embodied Water, L/kg 91
190

Common Calculations

PREN (Pitting Resistance) 13
39
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
170
Resilience: Unit (Modulus of Resilience), kJ/m3 550
710
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
27
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 6.9
4.5
Thermal Shock Resistance, points 20
16

Alloy Composition


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Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.080 to 0.13
0 to 0.030
Chromium (Cr), % 8.0 to 10.5
25 to 27
Copper (Cu), % 0 to 0.2
2.8 to 3.5
Iron (Fe), % 84.4 to 90.9
56.2 to 64.6
Manganese (Mn), % 0 to 1.2
0 to 1.5
Molybdenum (Mo), % 0.85 to 1.2
2.5 to 3.5
Nickel (Ni), % 0 to 0.8
5.0 to 7.0
Niobium (Nb), % 0.020 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0.12 to 0.22
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.025
Vanadium (V), % 0.15 to 0.3
0
Residuals, % 0 to 0.5
0