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Duplex Steel UNS S31803 Pipes & Tubes

Duplex Steel UNS S31803 Pipes & Tubes

Purchasing Duplex Steel UNS S31803 Pipes & Tubes is the best option if you’re looking for pipes and tubes of the proper grade. Duplex steel is a form of stainless steel used to make pipes and tubes because, as we all know, it is one of the materials frequently used to make industrial equipment. These items operate well in a variety of conditions and temperatures. Grade specifics Duplex 2205 is another name for duplex steel UNS S31803, the common name for duplex steel pipes and tubes. It is a nickel, molybdenum, and chromium alloy with two phases: austenitic and ferritic. In numerous industrial and commercial applications, the alloy is widely employed. High yield and tensile strengths are further characteristics of the stainless steel grade. In harsh settings, the alloy has high corrosion resistance, pitting, erosion, and crevice corrosion. It also demonstrates fatigue strength.
High-quality stainless steel alloys are used to produce these pipes and tubes. In addition, sophisticated equipment and technology are utilized to create lines and boxes precisely in the shape, size, and form consumers require. These pipes and tubes are sent for testing after the manufacturing process is complete, where they are thoroughly tested and examined to ensure the quality of the final product.

Duplex Steel UNS S31803 Pipes & Tubes Specifications

Specifications : ASTM A790 / ASME SA790, ASTM A789 / ASME SA A789
Standard : ASTM, ASME and API
Seamless Pipes & Tubes Sizes : 1 / 2″ NB – 8″ NB
Welded Pipes & Tubes Sizes : 6″ NB – 24″ NB
Outer Diameter : 6.0-630mm
Thickness : 0.3mm – 50 mm
Schedule : SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Types : Seamless / EFW / Fabricated
Length : Single Random, Double Random & Required Length
Form : Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
End : Plain End, Beveled End, Treaded

Duplex Steel UNS S31803 Pipes & Tubes Equivalent Grades

Duplex SteelS31803

Duplex Steel UNS S31803 Pipes & Tubes Chemical Composition

Grade Ni Cr N C Mn P S Si Mo
Duplex SteelS31803
4.5 – 6.5
22 – 23
0.14 – 0.2
0.030 max
2.0 max
0.030 max
0.02 max
1 max
3 – 3.5

Mechanical Properties of Duplex Steel UNS S31803 Pipes & Tubes

Grade Density Melting Point Tensile Strength Yield Strength Elongation
Duplex SteelS31803
7.8 g/cm3
1440 °C (2625 °F)
Psi – 90000 , MPa – 620
Psi – 65000 , MPa – 450
30 %

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