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
Rupture Phenomenon of Cold Drawn Seamless Steel PipeWhen seamless steel tubes are cold drawn, hot rolled tube defects such as cracks or the presence of high-precision drawing fuel
Quality Inspection Mode of High Alloy Pipe1. Leveling milling: After the steel sheet leveling machine anvil original curved, then through the edge milling machine for milling steel
High-frequency Welded Pipe on the Quality of the Welding Operation in ProcessWelding pressureFrequency welded pipe welding pressure is one of the main parameters of the welding pro
Stainless Steel PipeDescription:Stainless steel pipe refers to gas-resistant, steam-water and other weakly corrosive medium. Acid-resistant steel refers to acid, alkali, salt, etc.
ERW Steel PipeDescription:(1) welded pipe from steel plate welding into the round pipe, divided into high frequency resistance welded pipe (ERW welded pipe), straight seam arc weld
Features of Hot-rolled Seamless TubeAfter hot-rolled seamless steel tubes, the grain refinement of steel, the ingot destroy the cast structure, eliminate defects and microstructure
Embrittlement of Precision Steel PipeBrittle tempering temperature range based on precision tubes can be divided into low and high temperature temper brittleness temper brittleness
Production Notes of SSAW Steel PipeSSAW steel pipe in the production process, we need to pay attention to a series of matters. Except for the following test items, according to the
Characteristics and technological process of steel pipe cold processingCold processing of steel pipes (such as seamless tubes) includes methods such as cold rolling, cold drawing,
How to choose seamless pipe, welded pipe and forged pipe?When you’re first looking for steel pipe, whether for a desalination plant, an oil rig, or a nuclear power plant, the first
How to identify the quality of large diameter spiral welded pipe？Spiral pipe, also known as spiral steel pipe or spiral welded pipe, is a low-carbon structural steel or low-alloy s
Defect of Hot-rolled Seamless Steel PipeDefect of Hot-rolled Seamless Steel PipeSeparationLocated on the inner surface of the steel pipe was vertical distribution, was raised helic
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