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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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Four types of anti-corrosion coating techniques for steel pipes

Four types of anti-corrosion coating techniques for steel pipes

Keywords :Four types of anti-corrosion coating techniques for steel pipes        Update : 2023-10-11        View(s) : 189

Steel pipe anti-corrosion coating process 1: Using the shower coating method, the front, rear, and middle rollers are conveyed in a straight line to form a coating film. Then the shift fork is transferred, the hook-shaped chain is rolled and transported, and the steel pipe enters the steam oven ...

Causes and preventive measures of single-sided undercut of submerged arc welded steel pipes

Causes and preventive measures of single-sided undercut of submerged arc welded steel pipes

Keywords :Causes and preventive measures of single-sided undercut of submerged arc welded steel pipes        Update : 2023-10-09        View(s) : 189

In the production process of submerged arc welded steel pipes , especially in high-speed welding, undercut has become the main defect in the production process of spiral submerged arc welded steel pipes. The defect of undercut mainly has the following surface forms: single unilateral undercut, si...

8 commonly used connection methods for the construction of steel pipes

8 commonly used connection methods for the construction of steel pipes

Keywords :8 commonly used connection methods for the construction of steel pipes        Update : 2023-10-07        View(s) : 244

Depending on the purpose and pipe material, commonly used connection methods for the construction of steel pipes include threaded connection, flange connection, welding, groove connection (clamp connection), ferrule connection, compression connection, hot melt connection, socket connection, etc. ...

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) : 214

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) : 300

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...

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