Pigging Valves

We are offering our client an excellent quality range of Pigging Valves, which can be made by stainless steel and carbon steel for chemical transportation and oil & gas pipeline.
he single body pigging valve device can substitute the old complex pigging station perfectly without expensive bypass pipeline system, it already covers full functions of launcher, receiver, isolating valve, pressure release valve, drain valve in common pigging system.
Pig seal-able design for medium flow isolating application or Inner bypass design for continuing medium flow un-interruptable application when pigging.
Top entry design for convenient online maintenance available.
- Manufacture range:
Size: NPS 2 to 28 in, or DN 50 to 700 mm.
Pressure class: ASME CL 150# to CL 1500#, or PN 20 to PN 250.
- General description:
API 6D, ANSI B16.34 or customized basic design.
Material could be complied with NACE MR 0175.
Flanged by ANSI B16.5 or ANSI B16.47, butt-welding prepared by ANSI B16.25, or according to order.
Customizable length for face to face.
Inspected and tested by API 598, API 607 or API 6FA.
API 6D DIB-1dual DPE seat rings features insure the completely closed cavity for oparating safety.
Interlocking safety design for prevention of prohibitive opetations.
Self located floating seat rings design for long-life trim.
Quick opening design for pig entrance.
Standardized safety design such as blowout proof stem, anti-static structure, fireproof (fire safe) features.