Where is a steel pipe casing usually used?
A straight tube of carbon steel sheathed on pipes and tubes and threading tubes to protect the joints from damage by electric welding. The purpose is to protect the wires and cables.
Classification of casing: rigid casing, flexible waterproof sleeve, steel pipe sleeve and iron sheet bushing, etc..
The casing, usually used in the basement construction, to protect the pipeline or convenient pipeline installation hoops.