Can Super duplex stainless steel tubing be used in corrosive environments such as seawater?

Super duplex steel tubing is highly suitable for corrosive environments, including seawater. Due to its unique composition, which consists of elevated levels of chromium, molybdenum & nitrogen, super duplex stainless steel exhibits exceptional resistance to corrosion and pitting.

Super duplex stainless steel tubing manufacturer in India

Super duplex tube

What is the manufacturing process for Super duplex steel tubing?

It typically starts with selecting suitable raw materials, such as high-grade stainless steel alloys with the desired composition. The chosen materials undergo rigorous testing and inspection. To form the tube blanks, the following stages involve hot working, cold working & heat treatment.

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Super duplex steel tubing

Super duplex steel tubing

Super duplex round tube

Super duplex round tube

SDSS tubing

SDSS tubing

What are the common surface finishes available for Super duplex round tube?

Super duplex round tubes, made of super duplex stainless steel, can be finished in various ways. Common surface finishes include polished, brushed, satin, mill finish, pickled & passivated. These finishes enhance the appearance & performance of the tubing.

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Table of contents

Buyers Guide Technical Information

Super duplex stainless steel tubing specification

Super duplex stainless steel tubing specification

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Super duplex round tube types

Super duplex stainless steel seamless tubing

Super duplex stainless steel seamless tubing

  • Size (OD): .375″ through 1″ OD
  • Wall Thickness : .035″ through .065″
  • Length : 2m – 5.8m, 6m, 12m

Super duplex ss tube

Super duplex ss tube

  • Annealed & Pickled
  • Mirror finish
  • No.1 Mill Finish

Super duplex stainless steel tube

Super duplex stainless steel tube

  • Desalination Equipment
  • Marine Applications
  • Flue Gas Scrubbing Equipment

Super duplex stainless steel seamless tubing packaging

  • Hessain Cloth Packaging
  • HDPE Packing
  • Seaworthy Wooden Box
  • Seaworthy Crate Box
  • Hexagonal Strap packing
  • Rectangular Wooden Fram
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Super duplex stainless steel tubing tolerances

Super duplex stainless steel tubing tolerances

Super duplex steel tubing chemical composition

Super duplex steel tubing chemical composition

Super duplex round tube mechanical properties

Super duplex round tube mechanical properties

Super duplex stainless steel tube equivalent

Super duplex stainless steel tube equivalent

How do you determine the maximum allowable working pressure for a super duplex tube?

A super duplex tube’s maximum allowable working pressure is determined by considering various factors, including the tube’s dimensions, material properties, and applicable industry standards. The calculations typically involve evaluating the tube’s wall thickness, outside diameter & the super duplex stainless steel alloy’s mechanical properties.

What are the challenges involved in machining SDSS tubing?

Machining super duplex stainless steel tubing presents challenges due to its high strength, work-hardening tendency, and inherent toughness. The key challenges in machining SDSS tubing include Tool Wear, Heat Generation & Work Hardening.

What are the advantages of using Super duplex stainless steel seamless tubing in comparison to other stainless steel alloys?

Super duplex stainless steel seamless tubing offers several advantages over other stainless-steel alloys. Firstly, it exhibits excellent corrosion resistance, particularly in aggressive environments.  In addition, super duplex stainless steel tubing has higher strength and toughness.