pieces design for casting body; two pieces or three pieces for forged body
2. Fire-safe, antistatic and blow-out proof stem functions
3. Low torque value, ball valve with top flange
4. Star-shape or round shape of middle flange available
5. Locking device and handle indicating open/close
6. ISO 5211 mounting design upon request
7. Stem/bonnet extension for cryogenic service
8.Full port or Reduced bore(FP or RP)
9.ISO 5211 direct mounting pad for easy installation.
1.The fluid resistance is
2.Structure is simple,
with small volume and light weight
4.Easy to operate,
quick open and close.
convenient to replace the ball or sealing ring.
6.In the fully open or
close, the all sealing will not be corroded by the medium.
7.Wide application, from
small to several millimeters, from high vacuum to high pressure.
API608, API6D,ASME B16.34
Face to face:
ASME16.10 , API6D,EN558-1
Flange end dimension:
ASME B16.5, ASME B16.47(API 605,MSS SP-44)
Butt-weld end dimension:
Test and inspection:
End connection type:
FLANGE, WAFER,LUG,BUTT-WELDING,NPT/BSP THREAD
LEVER,WORM GEAR,PNEUMATIC,ELECTRICAL, ELECTRO-HYDRAULIC,
PNEUMATIC OPERATOR WITH MANUAL,HYDRULIC OPRATOR WITH
MANUAL, EXPLOSION-PROOF ELECTRO OPERATOR
Standard: PTFE OR NYLON, Special: PEEK OR DEVLON
NBR OR VITON
Graphite + Stainless steel
of the top valve manufacturer in china, DBV( standing Design, Build, Verify )
provide the world international customers OEM for years. DBV insist on implementing the management
ideal “customer first, strict quality, technology innovation”, make efforts on developing the core of the
most cutting-edge technology, provide sustainable product solutions and services support to customers, to ensure the efficient protection of the customer’s
economic interest. DBV own endless potential to develop more high-end products,
and fully invests into the continuous technology innovation and qualified
service, committed to become one of the best professional, the most
comprehensive and the most reliable valve enterprises.
welcome to visit us freely, inspect and verify us any time.
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