Threaded pipe fittings refer to pipe fittings connect with pipes by internal or external threads and their dimensions are no more than 4 inch in most cases. read more →
ISO 9001 certified manufacturer Zizi concentrates on supplying 316 stainless steel forged coupling with good quality for customers since it was founded. read more →
The coupling is a nipple for connecting two pipes. Coupling is widely used in civil architecture, industry,agriculture and other fields since it is convenient. The main manufacturer standard is GB/T14383, ASME B16.11 and BS 3799. read more →
They are bsp fittings and threaded pipe fittings, which are threaded coupling, threaded elbow. The thread types are BSPP and BSPT. Material is A105 and SS316. Pressure is Class 3000. They are very nice and pretty. Especially the thread. When customer received these threaded pipe fittings,they are very satisfied and another order will be placed to us soon. read more →