Gold Member Since 2011
Audited Supplier
Zhejiang Naibang Valve Co., Ltd.

Ball Valve, Trunnion Ball Valve, Valve manufacturer / supplier in China, offering Cast Steel Bolt Bonnet Flanged Trunnion Ball Valve, Flanged Double Disc Swing Check Valve (H46), API 6D Cast Steel Butt Welded Trunnion Ball Valve and so on.

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Supplier Homepage Product Ball Valve Trunnion Type Ball Valve Cast Steel Bolt Bonnet Flanged Trunnion Ball Valve

Cast Steel Bolt Bonnet Flanged Trunnion Ball Valve

Purchase Qty.:
(Pieces)
5-99 100+
FOB Unit Price: US $235 US $10
Purchase Qty. (Pieces) FOB Unit Price
5-99 US $235
100+ US $10
Get Latest Price
Port: Shanghai, China
Production Capacity: 50000PCS/Year
Payment Terms: L/C, T/T

Request a custom order and have something just for you!

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Basic Info
  • Model NO.: Q47F
  • Connection Form: Flange
  • Nominal Pressure: 150lb to 2500lb
  • Structure: Fixed Ball Valve
  • Function: Blow-Down Valve
  • Application: Industrial Usage, Water Industrial Usage
  • Class: 150lb to 2500lb
  • Delivery Detail: 20~45 Days According to The Specific Quantities
  • Trademark: NIPO/OEM
  • Specification: API6D, ISO9001, CE, SGS, etc, API,BS,DIN,JIS,GB
  • HS Code: 8481804090
  • Material: Carbon Steel
  • Driving Mode: Worm Gear
  • Channel: Straight Through Type
  • Type: Fixed Ball Valve
  • Temperature: Normal Temperature
  • Size: 2" to 40"
  • Certificates: API 6D, Ce, ISO9001
  • Application Fields: Metallurgy,Light Industrial,Electric Power,Petroch
  • Transport Package: Export Standard Package
  • Origin: Wenzhou, Zhejiang, China
Product Description
Trunnion Mounted Ball Valve

Two Pieces/Three Pieces Cast Steel Body Ball Valve
Full Bore & Reduced Bore
Anti-static Device
Blow-out Proof Stem
Fire Safe Design
Emergency Sealant Injector
Vent Valve, Drain Valve
Lifting lugs and supporting feets(8" & larger)
Optional Lockable Handle Lever; Gear Box, Electric, Pneumatic & Hydraulic

Standard
Design
: ASME B16.34/API 6D
Face to Face: ASME B16.10
End Flange: ASME B 16.5
BW End: ASME B16.25
Test: API 598
Fire Safe Test: API 607/API6FA
Special: NACE MR-01-75


Materials
BODY:
Carbon steel, Stainless steel, Low temperature carbon steel, Duplex, Special Alloys, ...Other materials under request


SOFT SEATS: PTFE, RPTFE, PEEK, DEVLON, NYLON, ...Other materials under request

METAL SEAT: Tungsten Carbide(TC), Stellited, Ni60...Other materials under request.

TRIM: A105+EP, 304, 316, 410, MONEL, ...Other materials under request


Double block and bleed design(DBB)
Double stem sealing.
The ball can maintain pressure sealing of pipeline when it is closed or fully opened.
Shorter upper sleeve reducces bearing load and operation torue
Limit device ensures the accurate opening and closing position of the valve
The vall and stem are separated so as to reduce stem load.
The stem adopts anti-blow-out design.
The sealing surface is inserted into te metal seat by polymer or plastic
The metalbacked self-lubricating PTFE bearing and PTFE thrust washers
Reduce the opening torque and prolong the service life of the valve.
Stem leakage can be prevented through the emergency grease fitting.


Application 
Refinery
Chemical
Petrochemical
Power plant
Gas


PRODUCTS
Cast Steel Bolt Bonnet Flanged Trunnion Ball Valve
WORKSHOP

Cast Steel Bolt Bonnet Flanged Trunnion Ball Valve
PACKING

Cast Steel Bolt Bonnet Flanged Trunnion Ball Valve

We welcome all the world customers to contact us for more cooperation.

With our years of technical knowledge and experience,we assure you,

Naibang will be one of your best parters in China.



 
NO.PartMaterial
1BodyASTM A216-WCB  A352-LCB  A351-CF8,CF8MK,CF3,CF3M,Duplex
2Seat SpringInconel X-7505  SS304  SS316
3Seat RingASTM A105+ENP  A182-F304,F316,F316L,F6,F51
4SeatPTFE  RPTFE  PEEK  PPL
5BallASTM A105+ENP  A182-F304,F316,F316L,F6,F51
6Key1045  A182-F304,F316,F316L,F304L
7Sliding BearingStainless Steel+PTFE  SS316+PTFE
8Thrust WasherPTFE
9O-ringNBR Vtion
10StudASTM 193-B7,B7M,B8,B8M
11NutASTM 194-2H,2HM,8,8M
12YokeA216-WCB
13Gland FlangeA216-WCB A3541-CF8
14StemA105+ENP  A182-F6,F304,F316,F316L,F304L,17-4PH,F51
15PackingPTFE Graphite
16ScrewASTM A193-B7,B8
17Stem Injection1020+ZN  A182-F304,F316,F316L
18Seat Injection1020+ZN  A182-F304,F316,F316L
19Vent Valve1020+ZN  A182-F304,F316,F316L
20Antistatic SpringStainless Steel SS316
21BonnetA216-WCB A352-LCB A351-CF8,CF8M,CF3,CF3M,Duplex
22Body GasketPTFE SS304+Graphite  SS316+Graphite 
23TrunnionA105+ENP  A182-F6,F304,F316,F316L,F304L,17-4PH,F51
24Bottom CoverASTM A105+ENP  A182-F304,F316,F316L
25Lower GasketPTFE
26Drain Valve1020+ZN  A182-F304,F316,F316L
27Seat SealingGraphite
28Gand GasketSS304+Graphite
29Bottom Cover GasketSS304+Graphite
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