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Seamless, Welded Super Duplex Steel UNS S31803 Pipes Seamless, Welded Super Duplex Steel UNS S31803 Pipes Seamless, Welded Super Duplex Steel UNS S31803 Pipes Seamless, Welded Super Duplex Steel UNS S31803 Pipes Seamless, Welded Super Duplex Steel UNS S31803 Pipes

Seamless, Welded Super Duplex Steel UNS S31803 Pipes

614.0 INR/Piece

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Seamless, Welded Super Duplex Steel UNS S31803 Pipes Price And Quantity

  • 614.0 INR/Piece
  • 1 Piece

Product Description

Technical Specifications Overview

Property Value / Specification
Material Grade Standard Duplex Steel UNS S31803
Common Trade Names 2205, F51, Werkstoff 1.4462
Dual Certification UNS S32205
Manufacturing Standards ASTM A790, ASME SA790, ASTM A928, EN 10216-5
Microstructure 50% Austenite / 50% Ferrite Dual-Phase
PREN Value 33.0 to 35.0 (%Cr + 3.3x%Mo + 16x%N)
Standard Pipe Forms Seamless, Welded, ERW, EFW, Fabricated
Seamless Size Range 1/2 inch NB to 10 inch NB
Welded Size Range 6 inch NB to 30 inch NB

Chemical Composition (Weight %)

Element Minimum (%) Maximum (%)
Chromium (Cr) 21.00 23.00
Nickel (Ni) 4.50 6.50
Molybdenum (Mo) 2.50 3.50
Nitrogen (N) 0.08 0.20
Manganese (Mn) - 2.00
Silicon (Si) - 1.00
Carbon (C) - 0.030
Phosphorus (P) - 0.030
Sulfur (S) - 0.020
Iron (Fe) Balance Balance

Mechanical Properties (Room Temp)

Property Value
Tensile Strength (UTS) 620 MPa min
Yield Strength (0.2% Proof) 450 MPa min
Elongation in 2 inches 25% min
Hardness (Brinell) 290 HBW max
Impact Energy (-40 C) 80 J min

Nominal Pipe Dimensions & Wall Thickness (ASME B36.10M / B36.19M)

All wall thickness measurements below are listed in millimeters (mm).

NPS (Inches) Outside Diameter (mm) Sch 10S (mm) Sch 40 / STD (mm) Sch 80 / XS (mm) Sch 160 (mm) XXS (mm)
1/2 21.3 2.11 2.77 3.73 4.78 7.47
3/4 26.7 2.11 2.87 3.91 5.56 7.82
1 33.4 2.77 3.38 4.55 6.35 9.09
1-1/2 48.3 2.77 3.68 5.08 7.14 10.15
2 60.3 2.77 3.91 5.54 8.74 11.07
3 88.9 3.05 5.49 7.62 11.13 15.24
4 114.3 3.05 6.02 8.56 13.49 17.12
6 168.3 3.40 7.11 10.97 18.26 21.96
8 219.1 3.76 8.18 12.70 23.01 22.23
10 273.0 4.19 9.27 15.09 28.58 25.40
12 323.8 4.57 10.13 17.48 33.32 25.40
14 355.6 4.78 11.13 19.05 35.71 -
16 406.4 4.78 12.70
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