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Threeway Steel Co., Ltd

E-mail: sales@srtsteelpipe.com

Address: 22nd Floor, Royal Wing Tower, Long Champ International Building, No.9 Xiangfu Road, Changsha, Hunan, China, PC: 410116

Phone:0086-731-8873-9521  

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Forming process of thin-walled welded steel pipe

Forming process of thin-walled welded steel pipe

Keywords :Forming process of thin-walled welded steel pipe        Update : 2023-09-27        View(s) : 537

1. Downslope forming method: Downslope shaping of welded steel pipe equipment can significantly reduce edge extension. 2. Increase the middle extension of the billet: During the forming process, the reduction of the opening pattern increases, making the gap between the upper and lower rolle...

Application of polyethylene plastic-coated steel pipe in electric power

Application of polyethylene plastic-coated steel pipe in electric power

Keywords :Application of polyethylene plastic-coated steel pipe in electric power        Update : 2023-09-25        View(s) : 652

Polyethylene plastic- coated steel pipe is a steel-plastic composite pipe made by treating the steel pipe with special technology and coating the inner and outer surfaces of the steel pipe with a special polyethylene plastic powder material. Because polyethylene has antistatic, flame retardant, a...

Quality identification of spiral steel pipes

Quality identification of spiral steel pipes

Keywords :Quality identification of spiral steel pipes        Update : 2023-09-21        View(s) : 641

1. The trademarks and printing of high-quality spiral steel pipes are relatively standard. 2. The composition of high-quality steel is uniform, the tonnage of the cold shear machine is high, and the end face of the cutting head is smooth and regular. However, due to poor raw materials, the ...

Applications of coiled tubing

Applications of coiled tubing

Keywords :Applications of coiled tubing        Update : 2023-09-19        View(s) : 535

Coiled tubing initially gained a foothold in the market as a cost-effective wellbore cleanup tool. The economic income from well workover and completion operations accounts for more than 75% of the total income from coiled tubing operations, and the scope of application of coiled tubing in oil a...

Analysis of the main reasons causing the quality decline of steel bending pipes

Analysis of the main reasons causing the quality decline of steel bending pipes

Keywords :Analysis of the main reasons causing the quality decline of steel bending pipes        Update : 2023-09-15        View(s) : 631

Analysis of the main causes of the quality decline of steel bending pipe and methods of attention. When the pipe is purely bent, under the action of the external force distance M, the outer arm wall of the neutral layer of the pipe is thinned by the tensile stress &1, and the inner side is s...

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