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Surface processing defects of seamless tubes and their prevention
Surface processing of seamless tubes (smls) mainly includes: steel tube surface shot peening, overall surface grinding and mechanical processing. Its purpose is to further improve the surface quality or dimensional accuracy of steel tubes. Shot peening on the surface of seamless tube: Shot peenin...Read more -
Spiral pipe yield and loss rate
Spiral pipe (SSAW) factory attaches great importance to the loss of spiral pipe. From the steel plate to the finished product rate of the spiral pipe, the loss rate of the spiral pipe manufacturer during welding directly affects the cost price of the spiral pipe. The formula for calculating the y...Read more -
Common surface defects of seamless tubes
Common outer surface defects of seamless tubes (smls): 1. Folding defect Irregular distribution: If mold slag remains locally on the surface of the continuous casting slab, deep folding defects will appear on the outer surface of the rolled tube, and they will be distributed longitudinally, and &...Read more -
Key points of production process of spiral welded pipe
Spiral welded pipe (SSAW pipe) is a kind of spiral seam steel pipe made of strip steel coil as raw material, which is welded by automatic double-wire double-sided submerged arc welding process and extruded at room temperature. Water supply engineering, petrochemical industry, chemical industry, e...Read more -
Application field of large diameter spiral welded pipe
Large diameter spiral welded pipe (ssaw) is a kind of pipe with a wide range of uses and can be used in different fields and industries. Next, let’s take a closer look at the use of large-diameter spiral steel pipes. First of all, large diameter spiral welded pipes can be used as water pipe...Read more -
Application and maintenance of hot-dip galvanized seamless steel pipe
Hot-dip galvanized seamless steel pipe has good corrosion resistance and strength, and is widely used in industrial and civil fields. The following are its common application scenarios: 1. Construction field: used as building structural materials, such as large steel structures, high-rise buildin...Read more -
Carbon Steel Pipes Manufacturer & Supplier in China
China Carbon Steel Pipe Manufacturers, Suppliers, Exporters and Stockists - Hunan Great Steel Pipe Co., Ltd Hunan Great Steel Pipe Co., Ltd is one of the largest Carbon Steel Pipe Manufacturers in China. We have been an important part of the growth and development of the Chinese market and qual...Read more -
Can carbon steel tube be used for desalinated water treatment?
1. Application of carbon steel tube in desalinated water treatment Desalinated water treatment is one of the essential processes in modern production, and various pipes have emerged as the times require. Carbon steel tubee, as a common industrial building material, is also considered for use in d...Read more -
What are the classifications and applications of carbon steel tubes?
The seamless steel tube manufacturer will briefly introduce the specific classification and function of carbon steel tube. 1. General carbon steel tube Generally, steel with a carbon content of ≤0.25% is called low-carbon steel. The annealed structure of low-carbon steel is ferrite and a small am...Read more -
Precautions and acceptance criteria for purchasing welded steel pipes
The raw materials of welded steel pipes are ordinary low carbon steel, low alloy steel or high manganese steel, etc., which are widely used in boilers, automobiles, ships, light steel structure doors and windows, furniture, various agricultural machinery, high-rise shelves, containers, etc. So wh...Read more -
What are the non-destructive testing of seamless pipes?
What is non-destructive testing? Non-destructive testing, referred to as NDT, is a modern inspection technology that detects the shape, position, size and development trend of internal or external defects without damaging the object to be inspected. It has been widely used in steel pipe productio...Read more -
Quality requirements for carbon steel pipes
Quality requirements for carbon steel pipes: 1. Chemical composition Requirements are put forward for the content of harmful chemical elements As, Sn, Sb, Bi, Pb and gas N, H, O, etc. In order to improve the uniformity of the chemical composition in the steel and the purity of the steel, reduce t...Read more