Customized Duplex Stainless Steel Pipe Cold Rolled / Cold Drawing ASTM A789 / A790 Standard

We can offer both duplex stainless steel pipe and super duplex stainless steel pipes and tubes. Super duplex stainless steel pipe is a super duplex stainless steel with 25% chromium, 4% molybdenum, and 7% nickel. The high chromium, molybdenum, and nitrogen levels provide excellent resistance to pitting, crevice, and general corrosion. Compared to duplex stainless steel pipe, super duplex steel pipe is 2507 duplex is highly resistant to uniform corrosion by organic acids such as formic and acetic acid.

Application :

• Petroleum
• Chemical industry
• Instrument
• Industrial transportation
• Mechanical structure industry
• Need high corrision ability pipe's industry , such as offshore industry etc

Our Strength:

• Supply both seamless and welded.
• Good experience for fabrication and supplying.
• Computer temperature controlling heat treatment facility.
• Reliable based material vendor management.
• Testing laboratory of NDT and PMI etc.
• Mill certificate to EN10204 3.1/3.2.
• Non-standard dimension fabrication and fast delivery time.

Our factory is a leading manufacturer and supplier for qualified duplex stainless steel pipes and super duplex steel pipes and tubes, includes ASME/ASTM, EN/DIN, JIS series stainless steel pipes, and a wide range for material grades.

For more information, please contact us.

Kaysuns is a youthful and energetic company specialized in the area of stainless steel and special alloy materials. Based in China, we always have well grasp of the local and international market trends and are therefore ready to provide products from the very latest materials. Nowadays, our products are characterized not only in stainless steel and duplex steel, but also in nickel basis alloy, titanium alloy, copper alloy and other new materials.

The company is devoted to provide the package service of industrial solutions from China mainland. The product we deal with include pipe&tubes,fittings,flanges,valves,fasteners, gaskets etc, also customized products and designs to customer needs and specific requirements. ASME/ANSI,ASTM,EN/DIN,GB,JIS,ISO,BS etc, our materials always fabricated and delivered from the international standards.

To growth with our clients together is our pride. Being one-stop-shop source can reduce operation cost and improve working efficiency for our clients, then keep the competition and extend the business well in the market.

A reliable partner is the key to making a project successful, especially you want to do something with China.

Reliable quality, reasonable cost, timely delivery and good service, Kaysuns is the best choice for your global view!