Black, electro galv. And hot dipped galv.
Steel pipe coupling is a very short length of tube used in piping or plumbing, it usually refers to the socket weld or a threaded on one or both ends that allows two tubes connected together.
Carbon steel pipe coupling:
For carbon steel pipe coupling the material standard is ASTM A105, manufacturing standard ASME B16.11.
(There are also casing and tubing coupling material in carbon steel, referred API 5CT J55/K55, N80, P110 etc).
|Socket Weld Full Coupling||Socket Weld Full Coupling|
Carbon steel pipe coupling application:
Socket Weld Full Coupling
Threaded Full Coupling
Socket weld coupling
One end in socket weld another end in threaded