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
Heating defect of seamless tube billetThe production of hot-rolled seamless tube generally requires two heatings from the billet to the finished steel pipe, that is, the heating of
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
Seamless tube production equipmentThere are many kinds of seamless tube (smls) production equipment according to the seamless steel tube production process. However, regardless of
What three processes are included in the heat treatment of carbon steel tubes?According to different conditions, the metal material is heated to a suitable temperature and kept war
Welding method of spiral steel pipeSpiral pipe is a spiral seam welded pipe made of strip steel coil as raw material, extruded at regular temperature, and welded by automatic doubl
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,
Pipe Welding ProcedureUnder the welded pipe from the top of the arc, from top to bottom all-position welding technique, the method of welding speed, weld appearance, good welding q
The weld edges heated temperature(LSAW - Longitudinal Submerged Arc Welding), it was the same as manual welding (LSAW – Longitudinal Submerged Arc welding), which was the same as t
Reasons for the rust of spiral welded pipeSpiral welded pipes (ssaw) are stacked outdoors, and most of them are buried underground when in use, so they are easy to corrode and rust
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
Thick-walled Uneven of Seamless Steel PipeThick-walled uneven of seamless steel pipe1, During the perforation of seamless steel tubes extending coefficient is too large, roll speed
Steel Pipe Heat NubmerHeat number: it is a steel smelting furnace number of times with unique, traceability. Different mills have different numbering, but each furnace steel must b
We use cookies and other tracking technologies to improve your browsing experience on our website, to show you personalized content and targeted ads, to analyze our website traffic, and to understand where our visitors are coming from.
English
Español
русский язык
Português
