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
Construction of concrete filled steel tubePart of the concrete column is less and less weld, simple structure, the pedestal reserved for the cup often used in concrete on the basis
Coiling temperaturesCoiling temperature impact properties on the stripAfter finish rolling the strip, cooling water within the layer to change the coiling temperature range α is si
Fusion welding of PE pipelineIn recent years, polyethylene pipe has become the best choice of the city gas pipeline network and the low pressure water supply pipe networkdue due to
Brief Introduction to the Development of Steel PipeThe rise of steel pipe production technology development began in the bicycle manufacturing industry. The early part of the ninet
Api pipe lineAPI pipe line with carbon steelAPI pipeline tube belong to ANSI Petroleum standards. The function of line pipe is to pump the oil, gas, water from field to the refiner
Cold roll steel pipe processWith the development of industry, national defense and science and technology, especially the development of the aviation, automobile manufacturing, nuc
Bonding pipe jointsBonding pipe joints, where two or more parts use a combination of welded joints, or refers to two or more parts connected by welding joints, including welds, fus
Characteristics of Spiral welded steel pipe and seamless pipeSpiral welded steel pipeSpiral welded steel pipe is also known as the spiral steel pipe and spiral welded pipe,which is
Quality identification techniques of large diameter thick-walled seamless steel pipeThe quality identification techniques of large diameter thick-walled seamless steel pipe are as
DIN 30670DIN 30670 refers to polyethylene coatings on steel pipes and fittings –Requirements and testing.This standard specifies requirements for factory-applied three-layer extrud
Advantages of Spiral PipeSpiral steel pipe and production process, human has invented many excellent welding and production methods, and greatly promote the steady and rapid develo
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
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