How are steel pipes classified in use?
There are many ways to steel pipes classified. In addition to the common classification based on the production method, material, coating characteristics, cross-sectional shape and other characteristics of the steel pipe itself, they can also be classified according to connection methods and purposes when in use. Connection Type Classification Steel pipes can be divided into: plain pipes (without threads at the pipe ends) and threaded pipes (with threads at the pipe ends) according to the pipe end connection method. Threaded pipes can be divided into: ordinary threaded pipes and thickened threaded pipes at the pipe ends. Thickened threaded pipes can also be divided into: external thickening (with external threads), internal […]
How are steel pipes classified in use? 続きを読む »