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The method of prolonging the service life of spiral steel pipe

The method of prolonging the service life of spiral steel pipe

Keywords :The method of prolonging the service life of spiral steel pipe        Update : 2022-07-19        View(s) : 867

To prolong the service life of the spiral steel pipe , the first thing you should think about is to do its anti-corrosion work well. Because the pipes are mostly stored outdoors, they are most likely to rust after being exposed to wind and rain, so they are corroded, and the pipes can be processe...

Introduction to the content of inspection standards for thick-walled straight seam steel pipes

Introduction to the content of inspection standards for thick-walled straight seam steel pipes

Keywords :Introduction to the content of inspection standards for thick-walled straight seam steel pipes        Update : 2022-07-18        View(s) : 810

The development of seamless steel pipes focuses on energy saving and emission reduction technology. Thick-walled straight seam steel pipes are to develop high-grade (X100) and large-wall thickness (≥60mm) products. The whole pipe is expanded in diameter, which is the best way to eliminate residu...

A detailed explanation of the production process of straight seam steel pipe

A detailed explanation of the production process of straight seam steel pipe

Keywords :A detailed explanation of the production process of straight seam steel pipe        Update : 2022-07-15        View(s) : 709

1) Work before molding The raw materials are strip coil, welding wire, and flux. They must undergo strict physical and chemical inspections before being put into use. The head and tail of the strip are butted by single wire or double wire submerged arc welding, and automatic submerged arc welding ...

Thick-walled steel pipe production steps

Thick-walled steel pipe production steps

Keywords :Thick-walled steel pipe production steps        Update : 2022-07-14        View(s) : 860

1. The stainless steel elbow is made of thick-walled steel pipe , and the wall thickness changes along the length of the pipe; 2. Process the section of the square tube, and change the circular section into a square, oval, and polygon; 3. For square pipes with crimping and bottom sealing, inc...

Thick-walled steel pipe

Thick-walled steel pipe

Keywords :Thick-walled steel pipe        Update : 2022-07-13        View(s) : 758

Thick-walled steel pipes refer to steel pipes whose outer diameter and wall thickness ratio is less than 20 than thick-walled steel pipes . Mainly used as petroleum geological drilling pipe, cracking pipe for the petrochemical industry, boiler pipe, bearing pipe, and high-precision structural p...

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