The use of the whole welded structure, with a stem and seat were injected with oil protection device, automatic pressure relief valve seat protection,
Metal valve seat + embedded PTFE or nylon, v
Alve stem can be lengthened, t
He use of features such as buried.
Apply to: Natural gas, crude oil.
Hanvoer welding ball valve-wide structure, widely used in long-distance natural gas pipelines, compressor stations, crude oil and long-distance pipeline compressor stations.
Specific parameters. Size2" -32" DN50-DN800.
Material: Wcb, lcb, CF8, CF8m, CF3, CF3m, a105, lf2, f304, f316, f304L, f316L.
Design & manufacture std.: API608, asme b16.34, API6d, bs5351.
Face to face std.: Asmeb16.10 (jisb2002), API 6D, DIN3202, asme b16.25.
End connection std.: Asme b16.5, asme b16.47, jisb2212-jisb2214, . DIN2543-2550, asme b16.34.
Test standard: ISO5208, API598 (jisb2003), API 6D, bs 6755.
Construction type: One-piece, two-piece, three-piece, reduced bore, full bore.
Floating type(1/2 -10 ), trunnion type(2 -32 ), .
Operation: Lever, gear, pneumatic, electric.
For valves buried, installed underground
Their operation and the accessibility to their auxiliary connections, need to be brought at ground level.
This requires an extension of the stem and all the piping connections.
The extension always needs to be specified by customer.
1- Safety relief valve
2- Needle valve
3- Extension tube
4- Body Vent
5- Seat sealant injection
6- Body Drain
1) Seat sealant injection only on request
2) Relief valve only on request or if
There is a liquid medium
|Main material||WCB, WCC, LCB, CF8, CF8M, CF3, CF3M, CN7M, CF8C, 4A, A105, LF2, F304, F316, F304L, F316L, F321, F51, ect.|
|Pressure rating||Class 150 to Class 2500 (PN2.5 to PN 420)|
|Standards applied||API. ASME, ANSI, NACE, CE/ EN, DIN, JIS, BS, ISO, TS, GB, etc.|
|Operative temperature||-196 °C to 980 °C ( -320.8 °F to 1796 °F)|
|Optional operation||Manual, Gear, Electric, Pneumatic, Hydraulic.|
Product Categories : Trunnion Ball Valve
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