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
Application and maintenance of hot-dip galvanized seamless steel pipeHot-dip galvanized seamless steel pipe has good corrosion resistance and strength, and is widely used in indust
Precautions and acceptance criteria for purchasing welded steel pipesThe raw materials of welded steel pipes are ordinary low carbon steel, low alloy steel or high manganese steel,
How to Solve Bubble Problem of Precision Light PipeHeat strengthened, high impact toughness, may not be sensitive to lack. Excellent thermoplastic, high speed extrusion into a comp
Continuous Rolling Production ProcessContinuous rolling tube (hereinafter referred to as MPM) process is a mandrel refers to wear long capillary column continuously through a serie
Overall Hardening of SteelWith the rapid development of China’s oil industry, the demand for high-grade steel is growing, and high-grade steel must be quenched, and therefore the s
The Strip Width Deviation Affects the Quality of Welded Steel PipeFrequency welded pipe production process, affecting the quality of the elements have more than one pipe, the main
ERW oil casing application and market analysisIn the field of oil drilling and oil well, high-frequency electric resistance welded casing (referred to as ERW casing) compared with
Production of Cold Drawing Petroleum Cracking TubeProduction of cold drawing petroleum cracking tube can be cold-rolled, cold drawn, cold-drawn, cold-mix production. Using drawing
Advantages of Galvanized PipesAdvantages of galvanized pipes is following below:Firstly, galvanized pipe after being hot dip galvanized surface can be protected, and inside the cav
Quenching technology of straight seam welded pipeStraight seam welded pipe surface quenching and tempering heat treatment is usually carried out by induction heating or flame heati
Applications of hot extrusion steel pipesHot extrusion process meets stringent product standards, widely used in military, nuclear power, petrochemical, and other cutting-edge area
Factors affecting the brightness of stainless steel tubesAnnealing temperature.The annealing we often talk about is actually solution heat treatment of stainless steel. Whether the
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