Body: LF2 ; Disc: LF2, Stem: 17-4PH. Seat: RPTFE
Face To Face:
Test And Inspection:
API 598/ISO 5208
ISO9001, ISO14001, ISO28001, TS, CE,TUV
PS: We also can make products according to customer's drawing.
Grease Injection Design On Stem
DBV trunnion ball valve （DN≥150，NPS6）adopts the design of grease
injection. It is effectively avoiding the leakage caused by the stem O
rings are unexpectedly damaged.
Grease Injection Design On Seat
injection. It is effectively avoiding the leakage caused by the seat rings
are unexpectedly damaged.
No Bottom-Cover Design
DBV trunnion ball valve adopts this structure to make the valve
beautiful, and it needs smaller installation position.
When the valve is closed, the pressure in the body cavity will be accumulated , and the pressure is removed by opening the blow-off valve.
Drain Valve Design
The seal of the trunnion ball valve is achieved by the floating seat.When
the waste of the inner cavity is removed through drain valve, the pressure will exist between the inlet and outlet end of the compression seat, and it is easier to achieve the sealing performance.
Factory Direct Sales
DBV VALVE CO., LTD is manufacturer of valves.
Email: [email protected]
Wenzhou Factory :No.96 Fanhua East Road,OuBei,WenZhou,Zhejiang,China,325102
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GOST 33259 Flange Ball Valve
GB/T 12237 /B/T 19672
API 608 /API 6D
Face To Face
GB/T 12221/ GB/T 19672
ASME B 16.10 / API 6D
ASME B 16.5/MSS SP-44/ASME B 16.47
Test & Inspection
JB/T 9092 GB/T19672
PS: We also can do according to customer's requirements.
1. Factory Overview
2. Storage and Warehouse
3. Package and Delivery
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