product news

Straight seam submerged arc welded steel pipe is also known as LSAW steel pipe (Longitudinally Submerged Arc Welding, abbreviated as LSAW). pipes made with an expanded diameter and submerged arc we...

1. Variety of shapes: steel pipe is round, while steel tube has square, rectangular, and round orifices; 2. Different levels of toughness: pipe is rigid and unbending, while flexible copper and ...

1. Types of seamless pipe Seamless pipe can be divided into hot-rolled pipes, cold-rolled pipes, cold-drawn pipes, and extruded pipes according to different production methods. According to t...

According to long-term theoretical analysis, galvanized pipe may rust for one of two reasons: first, it may have poor galvanizing quality due to leaks, air bubbles, etc. such as secondary humidity,...

The definition of steel pipe seamless Seamless steel pipe is round steel pipe that has been completely perforated; the steel pipe's surface has not been welded. Petroleum geology drilling pipe, ...

1. Seamless pipe production process According to different production methods, it can be divided into hot-rolled pipe, cold-rolled pipe, cold-drawn pipe, extruded pipe, etc. Automatic rolling...

There are two ways of welding for high frequency welded pipe: contact welding and induction welding. Because a pair of copper electrodes are in direct contact with the two sides of the welded st...

1 Production of precision welded pipe with small internal burrs: Removing the burr inside the weld is an important aspect of the quality of precision welded pipe products. The removal of the inner ...

Black steel pipe is uncoated steel, also known as black steel. The dark color comes from iron oxide that forms on its surface during the manufacturing process. When a steel pipe is forged, a black ...

The concept is different: galvanized steel refers to coating a layer of metal zinc on the surface of the steel plate, in order to prevent the surface of the steel plate from being corroded and prol...

In industrial production, there are frequently two options for straight seam steel pipes. One option is to use standard straight seam steel pipes, while the other is to use straight seam steel pipe...

1. Storage of welded pipe If we want to store the tin-free welded pipe, then we should not let it be exposed outdoors for a long time, which will easily cause it to corrode and deteriorate. This...