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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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Quality identification of spiral steel pipe

Quality identification of spiral steel pipe

Keywords :Quality identification of spiral steel pipe        Update : 2022-04-19        View(s) : 799

1. The trademark and printing of the high-quality tube are comparable to the standard. 2. The composition of high-quality steel is uniform, the tonnage of the cold shearing machine is high, and the end face of the cutting head is smooth and regular, while the inferior material often has the appear...

What properties should the anti-corrosion layer of the steel pipeline have

What properties should the anti-corrosion layer of the steel pipeline have

Keywords :What properties should the anti-corrosion layer of the steel pipeline have        Update : 2022-04-15        View(s) : 729

(1) Effective electrical insulation. (2) It has good moisture and water resistance. (3) It has strong mechanical strength. (4) The anti-corrosion layer has good adhesion to the steel surface. (5) The material and construction process of the anti-corrosion layer should not adversely affect th...

Classification of welded steel pipes and the use and advantages of different welded steel pipes

Classification of welded steel pipes and the use and advantages of different welded steel pipes

Keywords :Classification of welded steel pipes and the use and advantages of different welded steel pipes        Update : 2022-04-13        View(s) : 807

Welded steel pipes can be classified into different types and types according to different classification methods. Welded steel pipes of different properties have different characteristics and characteristics in use and show different use values in use. Welded steel pipes can be classified i...

What is the process of sawing a spiral steel pipe

What is the process of sawing a spiral steel pipe

Keywords :What is the process of sawing a spiral steel pipe        Update : 2022-04-11        View(s) : 955

After a series of treatments such as forming, welding and cooling, the spiral steel pipe still needs to be sawed. In this link, the length of the technical spare ruler directly affects the quality and sales of the finished welded pipe, so the length of the spare ruler should be controlled within...

Quality inspection method of spiral steel pipe

Quality inspection method of spiral steel pipe

Keywords :Quality inspection method of spiral steel pipe        Update : 2022-04-07        View(s) : 917

1 Judging from the surface, that is, in visual inspection. Visual inspection of welded joints is a simple procedure with a wide variety of inspection methods and is an important part of finished product inspection, mainly to find welding surface defects and dimensional deviations. Tests are generall...

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