Non Rising Stem Gate Valve (NRS)
Size Range
2" to 42" N. B.
Pressure Classes
ANSI 150, PN6, PN10, PN16
End Connections
Flanged & WAFER
Materials (Standard)
Standard Constructions
Steel:
Cast Carbon Steel A216 Gr WCB Body and Bonnet.
F316 Stem & Gate, Resilient or Metal Seating
Stem packing PTFE / graphite composite.
Iron:
Cast Iron A126 GR. B Body and Bonnet.
F304 Stem & Gate, Resilient or Metal Seating
Stem packing PTFE / graphite composite.
Manufacturing to NACE MR-01-75 on request.
Available also in low temperature steels, low alloy steels, stainless steels, duplex type stainless steels and other exotic materials.
Various trim materials available to suit service conditions.
Operation
Manual, Electric, Hydrau-Pneumatic Actuator
Standards Compliance
MSS SP-81, JB/T 8691
Face to Face Dimension: MSS SP-81
Pre-temperature Rating: ANSI B16.34
Flanged Dimension: ANSI B16.5, DIN2533; JB79; GB/T 9113; HG20592
Inspect & Test: API 598, GB/T 13927; JB/T 9092
Quality Assurance
Accredited with ISO 9001 and API Q1 & CE Quality Assurance Programmes.
| DESGN & MFT. | API | ENDS CONNECTION | FLG. RF |
| PRE-TEP. RATING | ASME B16.34 | INSPECT & TEST | API 598 |
| F-F DIMENSION | ANSI B16.10 | END CONNECTION | ANSI B16.5 |
| MARKING | MSS SP-25 | FIRE SAFE DESIGN | -- |
| PAITING | TBA | SPE. REQUIREMENTS | N.A |
Since 1989, Vatac Vango Valves Manufacturer China has dedicated itself to the manufacture and service of a wide range of industrial valves and fittings for the services of Oil, Gas, Refinery, Chemical, Marine, Power Station and Pipeline Industries.
After over 3 decades of development and innovation, Vango Valves has been well approved by ISO 9001: 2000, API 6D & CE.
Our main Manufacturing and Supplying Capability Covering:
Through Conduit Gate Valve, Knife Gate Valve, Bellow Sealed Valve, Gate Valve, Check Valve, Globe Valve, Ball Valve, Butterfly Valve, Plug Valve, Cryogenic Valve, Diaphragm Valve, Needle Valve, Pinch Valve, Strainer, Steam Trap, Flanges and Pipe Fittings.
Materials ranges from conventional cast or forged steel to special alloy materials like Monel, Inconel, Hastelloy or Duplex steel. All of our products are designed, manufactured and tested fully to API, ASTM, ANSI, JIS, DIN and BS Standards.
Adhering to the tenet "Quality the world value", Vatac Vango Valve is stepping towards to the first class manufacturer and supplier of Industrial Valves and fittings in the world.
