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
Cold-drawn tube unitCold-rolled, cold-drawn or cold-rolled and cold drawn combination of cold working process for the production of pipe package of equipment combinations. It is th
Characteristics of medium carbon steel weldingMedium carbon steel generally refers to the carbon content of about 0.25 to 0.60% carbon steel. Manual arc welding of carbon steel cas
Carbon Steel Pipe Fittings Production ProcessCarbon steel pipe fittings production process is similar to carbon steel tube.① BlankingThe mild steel pipe materials is used primaril
Tube bendingMetallic materials when external force exceeds the yield limit its materials, will produce permanent plastic deformation, which is the basic principle of the tube bendi
The method of seamless steel pipe cutting machine errorThe main factors affecting the quality of seamless steel pipe cutting all aspects of machine tools, tools, fixtures, workpiec
The LSAW steel pipeThe damaged form of LSAW steel pipe surfaceLSAW steel pipe is formed by the surface layer of very thin and strong stability of fine chromium-rich oxide film (pro
The Benefits of Spiral PipeOne of the most popular types of piping used for the flow of air within high-pressure systems located in structures and dwellings is spiral pipe (SP). It
Steel pipe pickling procedureSo called pickling is using hydrofluoric acid and nitric acid solution to wash steel surface oxide generated after heat-treated. Used in the solution c
Galvanized pipe corrosion principleGalvanized steel pipe is is state of molten metal zinc and iron substrate reaction of alloy layer, so that the substrate and the coating combinat
ERW steel pipe equipment and city gas pipeline network constructionERW steel pipe equipmentERW steel pipe equipment is mainly following types:Equipment series of cold-formed steel:
Drill pipeDrill pipe is used for core drilling for geological department, which is a kind of hollow cross section, no seams around the long bar of steel. Steel hollow sections with
Drainage pipelineDrainage pipeline refers to the collection and discharge of sewage, waste water and rainwater pipe drainage system and affiliated facilities. Including dry pipe, b
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