Hunan Great Steel Pipe Co., Ltd provides services that reduce total project cost and keep complex piping systems on schedule. Including Cutting, Rolling and Bending, Coating, Beveling, Threading, Welding and Assembly Forming.
Three ways to ensure smoothness as required when producing straight seam steel pipe1. Rolling mold: The general method of rolling mold is to press the glass powder into a glass mat
Benefits of using 45 degree elbows in construction and infrastructure projectsBenefits of using 45 degree elbows in construction and infrastructure projectsConstruction and infrast
Significance of the heat treatment process of oil casingHeat treatment is the most important process in the processing of oil casing. Whether the performance and quality of the fin
Low carbon steel tubing with seamlessFeatures:1. Low carbon steel tubing with seamless is a carbon steel with a carbon content of less than 0.25%. It is also called mild steel beca
Detection of surface defects of square and rectangular tubesThere are five main methods for detecting surface defects of square and rectangular tubes:1. Eddy current inspectionEddy
Seamless elbow formingA seamless elbow is a type of pipe used for turning a pipe. Among all the pipe fittings used in the pipeline system, the proportion is the largest, about 80%.
Short joint welding of oil casingThe oil casing is short joint, causing this phenomenon due to internal mechanical failures such as roller or shaft eccentricity, or excessive weldi
Technical problems of heat treatment of welding seam of welded pipeThe welding process of high-frequency welded steel pipe (erw) is carried out under the condition of fast heating
The importance of non-destructive testing of seamless pipesIn the production process of seamless steel pipes, flaw detection of seamless steel pipes plays an important role, not on
Quenching and tempering treatment of seamless steel pipeAfter the quenching and tempering treatment of seamless pipes, the parts produced have good comprehensive mechanical propert
What are the common uses of seamless steel tubes?The seamless tube is formed in one piece, directly pierced from round steel, without welds on the surface, and has a wide range of
Application of seamless steel pipe in construction industryAmong the many pipeline materials, the most practical one is seamless pipe (SMLS), which is a relatively powerful pipelin
Resistance welding methodThere are many types of electric resistance welding(erw), and there are three types of welding, seam welding, butt welding and projection welding.First, sp
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