A half thread pipe coupling (pipe socket) means a steel coupling which only has one thread end,another end of the coupling should be butt welding end.The thread end could be NPT or BSP standard thread.The butt welding end could be a plain end or a bevel end.It could be the connection between a pipe of male thread end and a pipe of no thread end.(The pipe end type of steel pipes and pipe fittings)
When installing this coupling in site, the ends should be in correct direction.
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, and Military standards.
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.