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ASTM/ASME/SA 790 UNS S32950 Duplex & Super Duplex Steel EFW Tubes

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KOBSINDIA has a unique product portfolio that is engineered as a durable piping component, which is a sustainable alternative with premium quality, contributing to a businesses growth. We offer our two cents on product selection too, guiding you through the plethora of resources and choosing the best for you. With us, you can be guaranteed for the finest customer experience. We are a manufacturer, supplier and exporter of Duplex Steel Tubes that are compliant to ASTM A789/790, a specification that covers Tubes with a nominal wall thickness that are recommended to use in general corrosive services. Thereby, our Duplex Steel UNS S31083 Tubes have a high strength and impact toughness, combined with the superior abilities to resist pitting and crevice corrosion. Biofuels plants, pressure vessels and bleaching equipment are connected using these corrosion-countering Tubes. Our ASTM A789 Duplex & Super Duplex Steel UNS S32950 Seamless Tubes have a high degree of weldability and are hardened through cold working, however, they are slightly difficult to machine. We supply ASTM 790 Duplex Steel DIN 1.4462 Welded Tubes to the food processing industry.

We understand you are looking for SA 790 UNS S32950 Duplex & Super Duplex Steel EFW Tubes, we are specialized in ASTM A790 Duplex & Super Duplex Steel UNS S32950 tube since 1975. Offer unbeatable prices incorporating large discounts against a range of Duplex & Super Duplex Steel UNS S32950 Seamless tube, Duplex & Super Duplex Steel UNS S32950 SCH 40 tube, Duplex & Super Duplex Steel UNS S32950 SCH 80 tube, Duplex & Super Duplex Steel UNS S32950 rectangular steel tubing/ Solar tube, Duplex Steel UNS S32950 Tuburia, Tubular Products in India.

KOBSINDIA is manufacturer, stockist & supplier the highest quality corrosion and temperature resistant Duplex & Super Duplex Steel EFW Tubes. KOBSINDIA is PED approved manufacturer & Govt. of India recognized Export House and an ISO 9001 : 2008, 18001:2007, 14001:2004 accredited company. We supply precision smooth bore duplex steel UNS S32950 tube/ tubing for marine environments, brackish water, bleaching operations, closed loop water systems and some food processing applications.

ASTM A790 Duplex & Super Duplex Steel UNS S32950 tube is the most widely used duplex (ferritic/austenitic) stainless steel grade. KOBSINDIAs is India's leading supplier & exporter of ASTM A790 Duplex & Super Duplex Steel UNS S32750 tube in various countries. An ISO 9001:2008 Certified Company, KOBSINDIA Tubes have a widest inventory UNS S32950 tube, A790 S32950 tube, S32950 Duplex & Super Duplex tube, Duplex & Super Duplex 2205 tube, & many more special steel grades tubing.

KOBSINDIA ensure highest quality Duplex & Super Duplex Steel UNS S32950 seamless tube for use in extreme environments. We are focused on meeting both your materials and supplier relationship needs. Our Duplex & Super Duplex Steel UNS S32950 Welded tube/ Tubing made from cold formed stainless steel have a smooth finish and strong mechanical traits, as well as closer tolerances than hot formed coil-based welded tube..

Applications

  • Oil Industry
  • Gas Industry
  • Refrigeration Industry
  • Filtration Industry
  • Petrochemical Industry
  • Offshore Industry

Specification

Standard : ASTM / ASME SA 790. SA 789 , SA 790
Size : 1/4” NB TO 32” NB
Length : Single Random, Cut Length
Grade : UNS NO. S 31803, S 32205
Type : SEAMLESS / ERW / WELDED/ FABRICATED

Chemcial Composition

Grade C Mn Si P S Cr Mo Ni N Fe
S31803 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 22.0 – 23.0 3.0 – 3.5 4.50 – 6.50 0.14 – 0.20 63.72 min
S32205 0.030 max 2.00 max 1.00 max 0.030 max 0.020 max 21.0 – 23.0 2.50 - 3.50 4.50 – 6.50 0.8 – 0.20 63.54 min

Mechanical Properties

Grades Density (g/cm 3) Density (lb/in 3) Melting Point (°C) Melting Point (°F)
S31803 / S32205 7.805 0.285 1420 – 1465 2588 – 2669

ASME SA790 Duplex Steel Pipes & Tubes Equivalent Grades

STANDARD WERKSTOFF NR. UNS
Duplex 2205 1.4462 S31803 / S32205

KOBSINDIA exports Alloy Steel EFW Tubes to countries like UAE, Bahrain, Italy, Indonesia, Malaysia, United States, Mexico, Chine, Brazil, Peru, Nigeria, Kuwait, Jordan, Dubai, Thailand (Bangkok), Venezuela, Iran, Germany, UK, Canada, Russia, Turkey, Australia, New Zealand, Sri Lanka, Vietnam, South Africa, Kazakhstan & Saudi Arabia.

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