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From this page, you can learn what is the product of our production and sales of duplex stainless steel pipes, industrial welded pipes, stainless steel flanges, etc.

254smo pipe

254 SMO for Desalination Plants

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Super Stainless Steel 254 SMO to Replace Super Duplex Steel in Desalination Engineering Seawater reverse osmosis desalination, a technology widely applied to solve water shortages, involves an important item: a steel tube which is capable of withholding approximately 1,000 psi(6.9MPa) to screen the salt through a semi-permeable membrane at osmotic… Read More »254 SMO for Desalination Plants

Welding of Duplex Stainless Steel

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Welding of Duplex Stainless Steel Duplex stainless steel pipe and fittings has the advantages of both ferrite and austenite. And the family of duplex stainless steel all perform well in corrosion resistance, strength, and toughness. And all of them are easy to be welded. Welding with duplex stainless steel can… Read More »Welding of Duplex Stainless Steel


What is SW and BW

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What is SW and BW ? What is SW ? For pipe ends, SW means Socket Welding. It refers to the welding method that connecting stainless steel pipe and fittings with valves or other parts, and it mainly used for the stainless-steel pipe or carbon steel pipes whose size is… Read More »What is SW and BW


904L Stainless Steel

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904L Stainless Steel Table of Contents What is 904L Stainless Steel Alloy 904L is a super austenitic stainless steel designed for a variety of medium requiring high corrosion resistance. This alloy contains high content of chromium and nickel, and with molybdenum and copper as the additional components, its excellent corrosion… Read More »904L Stainless Steel

S31254-254-SMO stainless steel

254 SMO Stainless Steel

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Table of Contents 254 SMO Stainless Steel Material Grade: 254 SMo Super Austenitic Stainless Steel American Grade: UNS S31254 DIN/EN Grade: 1.4547 Chinese Grade: 00Cr20Ni18Mo6CuN Forging Grade: F44 What is 254 SMO Stainless Steel A lot of people think 254 SMO is a steel grade, but actually 254 SMO is… Read More »254 SMO Stainless Steel

duplex pipe S31803 seamless stainless steel tube

Duplex 2205 vs 316 Stainles Steel

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Duplex 2205 VS 316 Stainless Steel 316 stainless steel is a common material, widely used in petrochemical, fertilizer plants, shipbuilding and other industries. The application of duplex steel 2205 is becoming more and more extensive, especially in offshore oil, seawater desalination and other fields with high corrosion requirements. Whether to… Read More »Duplex 2205 vs 316 Stainles Steel

Does Stainless Steel Rust ?

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Does Stainless Steel Rust ?​ When talking of stainless steel, it always refers to austenitic stainless steel (300 Series Stainless Steel), which includes 304, 316L, 321 and so on. As a professional stainless steel pipe supplier, it has always been asked whether the stainless steel can rust ? Here is… Read More »Does Stainless Steel Rust ?

heat treated for stainless steel pipe

Development of Stainless Steel Production Technology

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Development of Stainless Steel China Production Technology   At the beginning of 1950s, foreign stainless steel pipe production technology has undergone a milestone change: the hot extrusion process originally applied non-ferrous metal material production has gone through a breakthrough on the lubricant, billet heating and service life of the mold. Especially… Read More »Development of Stainless Steel Production Technology

duplex stainless steel pipes

Super Duplex Stainless Steel 2507

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Description of Super Duplex Stainless Steel 2507 Super Duplex Stainless Steel 2507 contains 25% chromium, 4% molybdenum and 7% nickel. It is of strong intensity and corrosion resistance, and is mainly used in chemical processing, petrochemical and subsea equipment. Besides, this stainless steel is also resistant to chloride corrosion, high… Read More »Super Duplex Stainless Steel 2507