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AWS ER90S-D2 vs. EN 1.4462 Stainless Steel

Both AWS ER90S-D2 and EN 1.4462 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS ER90S-D2 and the bottom bar is EN 1.4462 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
26
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
80
Tensile Strength: Ultimate (UTS), MPa 710
780
Tensile Strength: Yield (Proof), MPa 600
520

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 47
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
17
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
3.6
Embodied Energy, MJ/kg 21
49
Embodied Water, L/kg 50
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
180
Resilience: Unit (Modulus of Resilience), kJ/m3 980
670
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
28
Strength to Weight: Bending, points 23
24
Thermal Diffusivity, mm2/s 13
4.0
Thermal Shock Resistance, points 21
21

Alloy Composition

Carbon (C), % 0.070 to 0.12
0 to 0.030
Chromium (Cr), % 0
21 to 23
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 95.2 to 97.4
63.7 to 71.9
Manganese (Mn), % 1.6 to 2.1
0 to 2.0
Molybdenum (Mo), % 0.4 to 0.6
2.5 to 3.5
Nickel (Ni), % 0 to 0.15
4.5 to 6.5
Nitrogen (N), % 0
0.1 to 0.22
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.5 to 0.8
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.015
Residuals, % 0 to 0.5
0