1. Duplex Steel S31803 ERW Pipes, Duplex 2205 Seamless Tubes, Duplex S31803 Welded Pipes, Duplex S31803 EFW Tubes, Duplex S32205 Seamless Pipes Manufacturer. Duplex S31803 Tubes, UNS S31803 Duplex Steel Pipes, Duplex 2205 Pipes, ASTM A790 Duplex Steel WRN 1.4462 Seamless Pipes & Welded Tubes Supplier & Exporter in China. HT PIPE Supply UNS S31803 Duplex stainless steel Pipes according to Specification ASTM A789, A790, A928.

2. DUPLEX STEEL UNS 32205 / S31803 PIPES & TUBES SPECIFICATIONS:

Grade : Duplex Steel UNS S32205 UNS S31803

Standard : ASTM A790 / ASME SA790, A815

Size : 1/2"NB TO 12 "NB IN

Seamless Pipe & Tube : 1/2" NB - 8" NB

Welded Pipe & Tube : 6” NB - 24” NB

Form : Round, Square, Rectangular, Hydraulic Etc

Type : Seamless / ERW / Welded / Fabricated / EFW

Schedule : SCH20, SCH30, SCH40, STD, SCH80

End : Plain End, Beveled End, Treaded

Length : Single Random, Double Random & Cut Length.

3. About Duplex Steel S31803

4. Other Types of Duplex Steel UNS S32205 / UNS S31803 Pipes & Tubes

5. Duplex Stainless Steel Pipes, Duplex Stainless Steel Seamless Tubes Value Added Processing Services

• UNS 31803 Duplex Stainless Steel Pipe Polishing

• UNS 31803 Duplex Stainless Steel Pipe Beveling

• Heat Treatment, Annealing, Pickling of SS UNS 31803 Duplex ERW, Seamless Pipes

• Ultrasonic Testing of SS UNS 31803 Duplex Pipes

• 100% X-Ray Welding for UNS 31803 Duplex Large Diameter Custom Size Stainless Steel Pipes

• Drawing Services

• Special Testing Requirements – Destructive Testing, Non Destructive Testing etc.

6. Markings on Stainless Steel Duplex 2205, UNS S31803, UNS S32205, WNR 1.4462 Seamless/Welded Pipes

The full identification of the pipe should be continuously marked down its whole length, including:

Nominal Pipe Size (Nominal Bore)

Schedule (Wall Thickness)

Specification

Grade

Method of Manufacture (Seamless or Welded)

Heat Number

Manufacturer’s Name or Symbol

7. Duplex S31803 / S32205 Pipes Packaging

Duplex S31803 / S32205 Seamless Pipe may be furnished bare or coated and with capped ends. pipes up to 3” OD will be supplied in bundles. In order to prevent rust during sea shipment, bundles of Duplex S31803 / S32205 Seamless Pipe may be wrapped with polypropylene sheets, and secured with flat steel bands. Over 3” OD will be supplied loose.

8. Duplex Steel S31803 pipe tube we delivery to:

Belgium, Taiwan, Poland, Macau, Israel, Serbia, Malaysia, Germany, Venezuela, Poland, Peru, Mexico, United Kingdom, Austria, Portugal, United Arab Emirates, Jordan, Ecuador, Nigeria, Chile, Czech Republic, Afghanistan, Ireland, Philippines, Iran, Chile, Netherlands, Canada, Namibia, Norway, Puerto Rico, Yemen, Romania, Mongolia, Brazil, Costa Rica, South Korea, Finland, Lithuania, Italy, Qatar, Slovakia, Kazakhstan, Ghana, Turkey, South Africa, Azerbaijan, Colombia, Russia, Lebanon, Indonesia, Bangladesh, Zimbabwe, New Zealand, Thailand, Gabon, India, Tibet, Australia, Nigeria, Angola, Sri Lanka, Libya, Hong Kong, Mexico, Kuwait, Switzerland, Bhutan, Bulgaria, Nepal, Singapore, China, Kenya, Croatia, Japan, Sweden, Trinidad & Tobago,Tunisia, Egypt, France, Bolivia, Oman, Belarus, Gambia, Saudi Arabia, Ukraine, Morocco, Greece, Spain, Pakistan, United States, Iraq, Iran, Bahrain, Algeria, Argentina, Hungary, Denmark, Estonia, Vietnam