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Tianjin Yuantai Derun Group won the manufacturing industry single demonstration enterprise with its main product square tube!
Recently, the Ministry of Industry and Information Technology and the China Federation of Industrial Economics organized the cultivation and selection of the seventh batch of single champion manufacturing enterprises (products) and the review of the first and fourth batc...Read more -
Square tube industry tips
Square tube is a kind of hollow square section shape steel tube, also known as square tube, rectangular tube. Its specification is expressed in mm of outer diameter * wall thickness. It is made of hot rolled steel strip by cold rolling or cold ...Read more -
What are the main cutting methods for rectangular tubes?
The following five cutting methods of rectangular tubes are introduced: （1） Pipe cutting machine The pipe cutting machine has simple equipment, less investment, and is widely used. Some of them also have the function of chamfering and automatic loading and unloading an...Read more -
Qatar World Cup venue pipe supplier – Tianjin Yuantai Derun Steel Pipe Manufacturing Group
In the middle of December 2021, Tianjin Yuantai Derun Steel Pipe Manufacturing Group received a project consultation, which was confirmed repeatedly as the famous Qatar World Cup venue project. Once the project arrived at Yuantai, Yuantai delegation was very hap...Read more -
What is the cause of square tube cracking?
1. It is mainly the problem of base metal. 2. Seamless steel pipes are not annealed square pipes, which are hard and soft. It is not easy to deform due to extrusion and is impact resistant. High reliability of installation, no embrittlement under gas and sunlight....Read more -
What factors will affect the feeding accuracy of square tube?
During the production of square and rectangular tubes, the feeding accuracy directly affects the accuracy and quality of the formed products. Today we will introduce seven factors that affect the feeding accuracy of rectangular tube: （1） The center line of the feeding ...Read more -
Yuantai Derun won the title of “Taxpayer Credit Class A Taxpayer” in China
On November 21, 2022, Tianjin Yuantai Derun Steel Pipe Manufacturing Group won the title of "Class A Taxpayer of Tax Credit", "National Champion Enterprise" and "Gazelle Enterprise" in numerous national industry selection activities such as Credit China, becoming an exce...Read more -
Dn、De、D、d、 Φ How to distinguish?
Pipe diameter De, DN, d ф Meaning De、DN、d、 ф Respective representation range of De -- outer diameter of PPR, PE pipe and polypropylene pipe DN -- Nominal diameter of polyethylene (PVC) pipe, cast iron pipe, steel plastic composite p...Read more -
What are the advantages of general seamless square tube?
Seamless square and rectangular tube has good strength, toughness, plasticity, welding and other technological properties, and good ductility. Its alloy layer is firmly attached to the steel base. Therefore, seamless square and rectangular tube...Read more -
Tianjin: Focusing on improving quality and efficiency to ensure green and high-quality development
We are firmly committed to high-quality development. Tianjin will not compete with others by numbers. We will focus on quality, efficiency, structure and green. We will accelerate the cultivation of new advantages, expand new space, promote industrial transform...Read more -
Production process of hot-dip galvanized steel pipe
Hot dip galvanized steel pipe, also known as hot dip galvanized pipe, is a steel pipe that is galvanized for general steel pipe to improve its service performance. Its processing and production principle is to make the molten metal react with the iron substrate to produc...Read more -
Tianjin Yuantaiderun Group Successfully Signed the Largest PV Base Project in China
Through the successful project practice of 2017 Egypt project structure hot-dip galvanized square pipe and 2019 Qinghai project structure hot-dip galvanized round pipe, Tianjin Yuantai Derun Group has demonstrated its service ability in domestic and foreign major project...Read more
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