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Causes and cutting methods of slag inclusion in straight seam steel pipes

Causes and cutting methods of slag inclusion in straight seam steel pipes

Keywords :Causes and cutting methods of slag inclusion in straight seam steel pipes        Update : 2022-11-08        View(s) : 899

Welded steel pipe slag is the slag that remains inside the weld. Theoretically, there are three main reasons for slag inclusion in submerged arc automatic welding seam: 1) There are many inclusions in the raw materials (including base metal, welding wire, and flux); 2) The interlayer cleaning is...

What are the detection methods of oil casing

What are the detection methods of oil casing

Keywords :What are the detection methods of oil casing        Update : 2022-11-07        View(s) : 1

Oil casing is a high-end product produced by steel pipes. There are many varieties of the casing, and there are many types and requirements of casing pipe end buttons. The button types that can be processed include STC, LC, BC, VAM, and other button types. The production and installation process...

What is the difference between precision stainless steel pipe fittings and general stainless steel p

What is the difference between precision stainless steel pipe fittings and general stainless steel p

Keywords :What is the difference between precision stainless steel pipe fittings and general stainless steel p        Update : 2022-11-04        View(s) : 1

Precision stainless steel pipe fittings, also known as stainless steel precision pipe fittings, are also called precision pipes. In the production process, the precision stainless steel pipe fittings are much more accurate than the general stainless steel pipe in terms of the smoothness of the a...

What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe

What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe

Keywords :What is the difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe        Update : 2022-11-03        View(s) : 760

The difference between 3pe anti-corrosion steel pipe and 2pe anti-corrosion steel pipe is that there is no epoxy powder at the junction of 2pe anti-corrosion and steel pipe, and there is epoxy powder at the junction of 3pe anti-corrosion and steel pipe, and the thickness of 3pe anti-corrosion an...

The difference between thin-walled spiral steel tubes and thick-walled spiral steel tube

The difference between thin-walled spiral steel tubes and thick-walled spiral steel tube

Keywords :The difference between thin-walled spiral steel tubes and thick-walled spiral steel tube        Update : 2022-11-02        View(s) : 647

The concept of thin-walled spiral steel tube : the strip steel is fed into the welded pipe unit, rolled by multiple rollers, and the strip is gradually rolled up to form a circular tube blank with an opening gap, and the reduced amount of the extrusion roller is adjusted to make the welding seam ...

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