The groove connector is a new type of steel pipe connection, also called the clamp connection, which has many advantages. Automatic sprinkler system design criterion and system piping connections should be to connect the use of trench or threaded connection, flange connection; system diameter equal to or greater than 100 mm of the pipeline should be segmented with a trench or flange type connection.

Groove pipe connection technology is also called clamp connection technology, has become the liquid and gas pipeline connecting the devaluation of technology. Although this technology in domestic development time later than abroad, but because the technology advanced, soon is received by the domestic market. Developed from 1998 to the present, after just a few years of development and application, has gradually replaced the flange and welding of the two traditional pipe connection. Not only technically more mature, the market is generally recognized, but also the positive guidance of the national regulations and policies.