As we all know, in addition to being used in the field of water supply and drainage, plastic-coated steel pipes can also be well used in the field of automatic sprinkler fire extinguishing systems, groundwater sewage dredging pipelines, central air conditioning cooling circulating water pipelines, c

First, the application scope of plastic-coated steel pipes(I) Coal mine system: underground water supply and drainage, fire sprinkler, underground grouting, positive and negative pressure ventilation gas extraction, and other pipe networks.(II) Heat network water supply system: buried heat network w

First, the concept of stainless steel seamless pipesStainless steel seamless pipes are a kind of hollow long steel strips, which are widely used as pipelines for conveying fluids, such as oil, natural gas, water, coal gas, steam, etc. In addition, when bending and torsional strength are the same, th

First, a brief introduction to high-pressure seamless steel pipesHigh-pressure seamless steel pipes and high-pressure boiler pipes are a type of boiler pipe and belong to the category of seamless steel pipes. The manufacturing method is the same as that of seamless steel pipes, but there are strict