Knowledge

The reason why stainless steel is magnetic is that most stainless steel contains martensite, austenite or iron. Martensite or iron will show magnetism, so some stainless steel will be magnetic.

316L is a grade of stainless steel that belongs to the American ASTM standard system. Its corresponding grade in the Chinese GB standard system is 022Cr17Ni12Mo2, and its unified digital code is S3160

In the sugar production process, heat exchanger tubes are key equipment to achieve precise temperature control, efficient energy utilization and process stability.

Stainless steel heat exchanger tubes are widely used in the industrial field. Due to their excellent corrosion resistance and heat transfer performance, they have become an indispensable component in

‌Automobile stainless steel pipes are mainly used in exhaust systems, fuel systems and body structure reinforcement. Stainless steel pipes perform well in these applications, with advantages such as c

316L stainless steel welded pipe has good sensitized intergranular corrosion resistance and is suitable for manufacturing thick section welded parts and equipment, such as corrosion resistant material

External polishing mainly improves surface roughness and appearance quality through mechanical means, while internal polishing focuses on ensuring the smoothness and cleanliness of the inner wall to m

Food grade stainless steel is a stainless steel material specially used for food processing, storage and cooking. It is non-toxic, corrosion-resistant and easy to clean, and is widely used in kitchen

904L (N08904, 14539) super austenitic stainless steel pipe contains 14.0-18.0% chromium, 24.0-26.0% nickel, 4.5% molybdenum. It is suitable for various concentrations of sulfuric acid below 70℃.

The main reasons for adding nitrogen when welding stainless steel pipes include preventing weld oxidation and improving mechanical properties and corrosion resistance.

300 series stainless steel is a widely used stainless steel material, mainly composed of nickel, chromium and steel. They have high strength, excellent corrosion resistance and heat treatment properti

904L stainless steel is a super austenitic stainless steel with iron as the matrix, high nickel (23-28%), molybdenum (4-5%) and copper (1-2%), and a chromium content of about 20%, forming a stable pas