A Full pipe coupling (pipe socket )means a steel pipe coupling has two ends both threaded. It could be a coupling with the thread only on the two ends, also could be a coupling with thread all over the length, they are all called full pipe coupling.
full-threaded-pipe-coupling-socket
Sometimes the two ends thread may be different, one end is BSP and another end is NPT, then it is like a adaptor for pipes which have different type of thread ends. When installing it , the workers should check the direction for correct match .
full-thread-pipe-coupling-drawing
Standard: ASME B16.11 ,Class3000/Class600, BS EN10241
Material: Available in a complete range of Carbon Steels, Stainless Steels, Alloy Steels and Non-ferrous metals certified to ASTM, ASME Standard.
Sizes: 1/8”- 12” in Class 3000 and 1/8”- 8”in Class 6000
Also available in 1/8 – 8” in 150 # and 1/8”- 4” in Class 9000 and in special lengths
Threads: American National Standard Taper Pipe Threads
NPT (ANSI/ASME B1.20.1-1983)
Also available in other thread forms: NPTF, NPSC, BSPT, BSPP and in any combination.
Left hand threads available upon request.
Pipe coupling (Pipe socket) is a kind of pipe fitting to joint two pipes or fittings, and the body is like a short pipe with a socket on one end or both ends.