3PE anti-corrosion steel pipe is a high-level anti-corrosion steel pipe. It is composed of primer + glue + PE three-layer anti-corrosion. It has high corrosion resistance and high wear resistance. The normal service life is about 30 years. Well, once the anti-corrosion layer is damaged, it will corr

Spiral steel pipes can be divided into two categories according to production methods: spiral steel pipes and seamed steel pipes, and seamed steel pipes are referred to as straight seam steel pipes. According to the production method, spiral steel pipes can be divided into hot-rolled seamless pipes,

"ERW welded steel pipe" is a straight seam electric resistance welded pipe, abbreviated as ERW. It is used to transport vapor and liquid objects such as oil and natural gas and can meet various requirements of high and low pressure. Currently, it occupies a pivotal position in the field of transport

The difference between a seamless steel pipe and other strips is that there are no seams around it, and the cross-section of the steel pipe is hollow. Due to the different cross-sectional shapes, they are often classified as round steel pipes and heterosexual steel pipes. From the perspective of act