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
disadvantages of welded pipesWelded steel pipe is continuous online production, the thicker the thickness, the greater the unit and dissolves equipment investment, the less it has
Low carbon steel weld abilityBecause of the low carbon steel is with low carbon content, manganese, silicon content is also small, therefore, under normal circumstances will not be
Factors of weld defectsFactors of weld defects(1) Material factors:The so-called material factor refers welding base metals and welding materials used, such as wires, rods, flux, a
Construction and storage of anti-corrosion steelConstruction and storage of anti-corrosion steel:(1) Before painting iron surface treatment Sa2.5 stage, construction is strictly pr
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