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 hot rolled and cold formed steelHot rolled steelHot-rolled is with continuous casting slab or blooming slab as raw material, after reheating furnace heating, hig
Zinc coatingZinc is a metallurgical reaction process. From the microscopic point of view, the process of hot dip galvanizing is two dynamic balance, heat balance and zinc iron exch
What is the difference between ut and x-ray pipe examinationThe use of ultrasonic testing methods is to detect instrument called the ultrasonic flaw detector. Its principle is: the
Thick wall steel pipeThick wall steel pipe refers to the pipe diameter and wall thickness ratio of less than 20. The biggest difference between thick wall steel pipe and thin wall
The Type of Steel Pipe Used for Oil TransportationThe processing, transportation and storage of oil is highly complex with high pressure and corrosion. Crude oil from the undergrou
Black ERW steel pipeBlack ERW steel pipeERW steel pipe with bevelled ends & plastic capsHunan Great Steel Pipe Co.,Ltd can provide you with Electric Resistance Welded (ERW) Pipe su
API 5LGenerally speaking, API 5L refers to API 5L line pipe,which is out of the ground the oil, gas, water, transported by pipeline to pipe oil and gas industry companies.according
Advantages and disadvantages of hot rolled steelHot rolled is relative to the terms of the cold-rolled, cold-rolled is in the recrystallization temperature below the rolling, and t
Accident causes and prevention of oil and gas pipeline engineering disastersGas Pipeline Hazardous FactorsUnder normal circumstances, the gas is transported in a closed system, onc
Do you Know the History of Scaffolding ?AntiquitySockets in the walls around the paleolithic cave paintings at Lascaux, suggest that a scaffold system was used for painting the cei
Difference between black steel pipe and carbon steel pipeIn general, black steel pipe and carbon steel pipe have about the same procedures for welding. That is if you are talking a
Cold drawn precision pipe welding quality problems and solutions1. Cold drawn precision tubes Weld Butt Weld occur during welding, the main welding jig is not enough stroke and doc
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