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
Sour Service Steel Pipe!Definition:Sour services steel pipe is applied for pipelines in the corrosive environment.It will cause the leakage of oil and gas pipeline, some cases even
The features of ASTM A179 cold-drawn seamless steel tube1. There is a thick dense zinc layer covered on the surface of the cold-drawn seamless tube.2. Good anti-corrosion.3. Wear r
What should be done on the surface of high-frequency anti-corrosion spiral steel pipe?With the continuous development of China’s economy, the country vigorously develops the energy
Inspection of Seamless Steel Pipe1) seamless steel pipe geometry checkingSeamless steel pipe diameter, wall thickness and curvature, length on the examining table with a caliper, m
How to deal with the revers of spiral steel pipeHow to deal with the revers of spiral steel pipeAlong a straight line or curve or flat portion of the curved portion of sheet metal
How to get rid of surface stains of cracking tubeHow to get rid of surface stains of cracking tube follow the steps below:The first step is to clean, we must first petroleum cracki
Kind for welding pipeWelded pipe is generally divided into straight seam welded pipe and spiral welded pipe two types.Welding processFrom the welding process, Welding method of the
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