The representation, meaning and name of common thread symbols in pneumatic systems

Commonly used connection threads Connection thread name Ordinary thread Pipe thread Non-thread seal (cylindrical thread) Thread seal Conical thread Cylindrical thread code China MGR (external thread) Rc (internal thread) Rp (internal thread) Japan MPFPT: R (external thread) Rc ( Internal thread) RS-Rp (internal thread) North America MNPTNPTF Japanese PT thread and its piping designation PT thread name PT1/8PT1/4PT3/8PT1/2PT3/4PT1PT11/4PT11/2PT2 designation 1 minute 2 minutes 3 minutes 4 minutes 6 minutes 1 inch 1 inch 2 minutes 1 inch 4 minutes 2 inches piping name A6810152025324050B1/81/43/81/23/4111/411/122 The conical external thread R can be screwed into the cylindrical thread G or the cylindrical internal thread Rp with the same size code. NPT thread is a standard conical pipe thread that complies with the American ANSI standard, while NPTF is also a conical pipe thread, but the connection is tighter than NPT thread. The above is an introduction to the representations, meanings and names of common thread symbols in pneumatic systems. If you want to know more relevant information, please log in to Sunway Pneumatics www.diancifa.cc.