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
Difference between Submerged Arc Welding and High Frequency WeldingSubmerged arc welding is an arc welding under flux layer combustion method. Welding arc between the wire and the
Processing Methods of Pipe FittingsProcessing methods of pipe fittings there are many. Many also belong to the scope of machining and the like, the most widely used method of stamp
Precision Tube length Measurement MethodAccording to the technological requirements of different manufacturers, precision tubes length measurement systems with a variety of length
Spiral Weld SeamSpiral weld seam has the following several types:1. Spiral strip end weld: steel head that spiral weld on steel or steel weld head and tail;2. Two spiral butt weld:
Mild carbon steel pipeMild carbon steel pipe is one of boilr pipes used in the the power plant boiler pipe. Most of these tubes work under high temperature and pressure, therefore,
Continuous rolling process of straight seam steel pipeStraight seam steel pipe continuous rolling process, the continuous rolling process is used in the continuous rolling and diam
What is OCTG?OCTG is the abbreviation of Oil Country Tubular Goods, mainly refers to the pipeline products used for oil and gas production (drilling activities). OCTG tubes are usu
How to Detect the Quality of Spiral Steel PipeSpiral pipe factory should be done before the mechanical performance test and flattening test, and flaring test, and to achieve the st
Measures of Avoid 3 PE Coating Pipe End Become Warped Edge1, In the condition of not effect the process of pipe welding, should be appropriate to increase the reserved length, epox
Common Surface Treatment of Stainless Steel Pipe DamageStainless steel pipe in the production process, will appear on the surface rust, welding spatter phenomenon will be welded st
Cause Analysis of Straight Seam Steel Pipe Wrong SideStraight seam steel pipe production, the wrong side have occurred, many influencing factors. In practice, often by a dry wrong
How to Weld for Large-diameter Welded Steel Pipe at Low TemperaturesUnder cold conditions a low-carbon steel welding, the cooling rate of the welded joint, which has made cracking
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