Industrial News
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Duplex stainless steel pipe welding process
Duplex stainless steel 2205 Duplex stainless steel pipe welding process points are as follows: 1. Selection of duplex stainless steel pipe and welding materials Duplex stainless steel has good pitting and stress corrosion resistance, and good mechanical properties and welding performance. In the ...Read more -
316 stainless steel pipe is a high-quality material widely used in major industrial projects
Stainless steel pipe is a common and important pipe material, and 316 stainless steel pipe is one of the representatives with excellent quality. In applications in various industries, 316 stainless steel pipe is favored for its excellent performance and corrosion resistance. 1. Characteristics of...Read more -
Anti-rust maintenance and inspection methods for straight seam welded pipes
The production process of straight seam welded pipes is simple, with high production efficiency, low cost and rapid development. The strength of spiral welded pipes is generally higher than that of straight seam welded pipes. Narrower billets can be used to produce welded pipes with larger diamet...Read more -
Details of L415M spiral welded steel pipes commonly used in industrial projects.
① Product specifications: outer diameter 219.1mm~2850mm, wall thickness 3mm~40mm. ② Implementation standards: GB/T9711, PSL1, PSL2 steel pipes for oil and gas industry transportation systems. ③ Production process: SAWH spiral seam double-sided submerged arc welded steel pipe. ④ Chemical compositi...Read more -
The surface of 316L stainless steel pipe is divided into AP grade, MP grade, BA grade, and EP grade
In addition to the brand, material origin, and production and processing technology, a key factor that directly affects the price of 316L stainless steel pipe is the surface treatment method. To further improve the characteristics of 316L stainless steel pipe, the specific methods for processing ...Read more -
Analysis and control of surface cracks in low-temperature seamless steel tubes
Causes of microcracks in tubes To make the low-temperature seamless steel tube Gr6 have good low-temperature impact properties of -45℃, its (C) is designed to be 0.08%~0.12%, and the other chemical components are to improve strength and refine grains. Usually, (C) is added to 0.09%. 0.12% steel i...Read more