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
Causes and measures of pipe weld porosityWeld pipe weld porosity affects not only the pipeline denseness, resulting pipeline leakage and corrosion will be induced point seriously r
Classification and role of tubing1. Tubing classificationTubing can be divided into the tubing (NU), upset tubing (EU) and the overall joint tubing. Flat means the oil casing pipe
These advantages of the export welding process of spiral steel pipes have directly established its market positionThese advantages of the export welding process of spiral steel pip
How is the welding seam of anti-corrosion spiral welded pipe treated?The anti-corrosion spiral welded pipe has single-sided welding and double-sided welding. The welded pipe should
Erw pipe manufacturing processErw pipe process mianly depends on a variety of products from raw materials to finished products, which need to go through a series of processes, comp
Carbon steel seamless pipeCarbon steel seamless pipe is a hollow cross section, no seams around long steel. Steel tube with a hollow cross-section, for a large number of pipes conv
Carbon steel internal defectsCarbon steel pipe internal defects is generated in the carbon steel smelting defect smelting and casting process, such as segregation, non-metallic inc
Carbon seamless pipe for fluid transportationCarbon Seamless Tube for Fluid Transportation ServiceApplication For Tubes in carbon steel pipeFor Fluid Transportation Service such li
Advantges of electric weldingResistance welding method developed rapidly since its inception in the late 19th century, especially with the rise of mass production of the automotive
Chinese Steel promisingFirst of all, supply and demand will keep in balance in the next year, but the species differentiation, exports declined. In fact, cold, hot plate growth rat
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