Category Archives: Knowledge

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.

What is Inconel, Incoloy and Monel Alloy

Inconel vs Incoloy vs Monel What is Inconel Alloy: Nickel-Chromium-Iron, Heat and Corrosion Resistant Alloy Inconel is a trademark registered by a company named the International Nickel Co (belong to Vale). Inconel is one of the austenitic stainless steels with high resistance to heat. And its main component is nickel. Due to its reinforcing effect…
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Differences between Alloy 800, 800H and 800HT

Differences between Alloy 800, 800H and 800HT Alloy 800, 800H and 800HT are all belong to Incoloy Alloy Series, and the below shows the differences of them. What is Incoloy material? INCOLOY is a registered trademark of The International Nickel Co.(INCO was purchased by the Brazilian mining company Vale in 2006).   INCOLOY is a…
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254 SMO for Desalination Plants

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 pressure and allow water molecules…
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Welding of Duplex Stainless Steel

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 improve strength and corrosion resistance.…
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What is SW and BW

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 smaller than 2 inches.What is BW…
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904L Stainless Steel

904L Stainless Steel Table of Contents What is 904L Stainless SteelAlloy 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 resistance can be guaranteed.With the content…
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254 SMO Stainless Steel

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 trademark owned by Outokumpu OY,…
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Duplex 2205 vs 316 Stainles Steel

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 use 316 stainless steel pipe…
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Does Stainless Steel Rust ?

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 the answer: Stainless Steel Can…
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Application of Thin-Wall Stainless Steel Tubings

Application of Thin-Wall Stainless Steel Tubings in Indoor Gas Engineering Project With the development of China’s economy, increasing number of new materials and technologies are widely used in gas pipeline engineering projects. Thin wall stainless steel tubings, a new construction material, now also has been widely applied for the construction of natural gas pipelines. For…
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