-
What welding process does the spiral steel pipe factory have?
The spiral steel pipe belongs to the welded pipe, which means that the steel chain or thick steel plate is bent and deformed into a ring, square, etc., and then welded by electric welding, and the surface has a seam. The ingredients selected for welded pipes are thick steel plates or hot-rolled s...Read more -
Classification of welding seam processing of spiral steel pipe welded pipe
When processing spiral steel pipe welded pipe, the processing of weld seam is the essence of spiral welded pipe. The processing classification of spiral steel pipe welded pipe welds is generally divided into three categories: One type of weld: 1. All welds of the fork tube. 2. Longitudinal seam o...Read more -
Elements of porosity in spiral steel pipe welds
The factors that cause porosity in the welding seam of the spiral steel pipe include: dirt, moisture, oxide scale and iron filings in the flux, welding components and covering thickness, the surface quality of the steel plate and the treatment of the edge plate of the steel plate, the welding pro...Read more -
Product features, introduction and application of galvanized pipe
Main products: galvanized seamless pipe, hot-dip galvanized seamless pipe, galvanized seamless steel pipe, hot-dip galvanized seamless steel pipe, galvanized straight seam welded pipe, galvanized square pipe and other products. Features of hot-dip galvanized seamless pipe Hot-dip galvanized seaml...Read more -
Seamless steel pipe bolt
At present, seamless steel pipe bolts are mainly used in chemical industry, metallurgy, energy, aerospace, machinery manufacturing, national defense industry, nuclear industry and cement industry. With the continuous progress of industrial production, seamless steel pipes will gradually be more w...Read more -
40cr seamless steel pipe
40Cr steel pipe has been widely used in my country’s GB standard steel, and quenched and tempered steel is one of the most widely used steels in the machining industry. After heat treatment, it has good comprehensive physical properties, excellent ultra-low temperature fracture toughness an...Read more -
Flange connection spiral steel pipe
Flange-connected spiral steel pipe is obtained by welding a piece of flange at both ends of the spiral steel pipe. It has the characteristics of convenient connection and easy installation, which saves time for a relatively special working environment, and its performance is stable, so it is quit...Read more -
DN125-DN150-DN200 Galvanized Steel Pipe
The wall thickness can reach 0.25mm, and the outer diameter of the thin-walled tube can reach 5mm. The wall thickness is less than 0.25mm, and the dimensional accuracy of cold rolling is higher than that of hot rolling. It has good comprehensive mechanical properties, good weldability, cold and h...Read more -
Spiral steel pipe for hydraulic engineering
Spiral steel pipe for hydraulic engineering is an application form of spiral steel pipe. Generally, the national standard spiral steel pipe is mainly used, and the pressure is between 10-25 kg. Spiral steel pipes for water conservancy projects are generally spiral steel pipes with relatively larg...Read more -
What is the material of hot rolled seamless steel pipe
What is the material of hot-rolled seamless steel pipe? Seamless steel pipe is generally used: it is made of high-quality carbon-structured steel such as 10, 20, 30, 35, 45, 16Mn, 5MnV and other low-alloy structural steel or 40Cr, 30CrMnSi, 45Mn2, 40MnB and other alloy steel Hot or cold rolled. S...Read more -
Spiral steel pipe is cheaper than straight seam steel pipe
Both the spiral steel pipe and the straight seam steel pipe belong to the series of welded steel pipes, and the number of applications is very large, but the spiral steel pipe has a greater advantage than the straight seam steel pipe in terms of price. At present, the price of the mainstream spir...Read more -
How to choose GB9948 seamless steel pipe
The ability of GB9948 seamless steel pipe steel raw materials to avoid external force, called the technological performance of steel raw materials, is the key link in engineering architectural design and raw material use. How to choose GB9948 seamless steel pipe has the following dimensions: Firs...Read more