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

Top Entry Ball Valve, Ball Valve, Cast Steel Ball Valve manufacturer / supplier in China, offering Cast Steel Top Enrty 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 Top Entry Ball Valve Cast Steel Top Enrty Trunnion Ball Valve

Cast Steel Top Enrty Trunnion Ball Valve

Purchase Qty.:
5-99 100+
FOB Unit Price: US $485 US $10
Purchase Qty. (Pieces) FOB Unit Price
5-99 US $485
100+ US $10
Get Latest Price
Port: Shanghai, China
Production Capacity: 50000PCS/Year
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: Q41 & Q47
  • Connection Form: Flange
  • Nominal Pressure: 150lb to 1500lb
  • Structure: Floating Ball Valve
  • Function: Blow-Down Valve
  • Application: Industrial Usage, Water Industrial Usage
  • Class: 150lb to 1500lb
  • Delivery Detail: 20~45 Days According to The Specific Quantities
  • Trademark: NIPO
  • Specification: API6D, ISO9001, CE, SGS, etc
  • HS Code: 8481804090
  • Material: Carbon Steel
  • Driving Mode: Worm Gear
  • Channel: Straight Through Type
  • Type: Floating Ball Valve
  • Temperature: Normal Temperature
  • Size: 2" to 24"
  • Certificates: API 6D, CE, ISO9001
  • Application Fields: Metallurgy,Light Industrial,Electric Power,Petroch
  • Transport Package: Export Standard Package
  • Origin: Wenzhou, Zhejiang, China
Product Description
Cast Steel Top Enrty Trunnion Ball Valve


The monolithic Cast Steel Body
Flating & Trunnion Mounted Ball, Full&Reduced Bore
Anti-static Device
Blow-out Proof Stem
Doouble Block and Bleed
Fire Safe Design
Emergency Sealant Injector


Design: ASME B16.34/API 6D
Face to Face: ASME B16.10/API 6D
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

Cast Steel Top Enrty Trunnion Ball Valve
Cast Steel Top Enrty Trunnion Ball Valve
Cast Steel Top Enrty 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.

1BodyA216-WCB A352-LCB A351-CF8,CF8M,CF3,CF3M,Duplex
2Seat SpringInconel X-7505  SS304  SS316
3Seat RingASTM A105+ENP  A182-F304,F316,F316L,F6,F51
5BallASTM A105+ENP  ASTM A182-F6,F304,F316,F316L,F51
6O-ringNBR Vtion
7Thrust WasherPTFE
8Body GasketStainless Steel+PTFE  SS316+PTFE
9Sliding BearingPTFE SS304+Graphite  SS316+Graphite 
10BonnetA216-WCB A352-LCB A351-CF8,CF8M,CF3,CF3M,Duplex
11PackingPTFE Graphite
12Gland FlangeA216-WCB A3541-CF8
13Key1045  A182-F304,F316,F316L,F304L
14StemA105+ENP  A182-F6,F304,F316,F316L,F304L,17-4PH,F51
16NutASTM 194-2H,2HM,8,8M
17StudASTM 193-B7,B7M,B8,B8M
18Vent Valve1020+ZN  A182-F304,F316,F316L
19Lifting Lug1020
20Seat Injection1020+ZN  A182-F304,F316,F316L
21Steel BallStainless Steel 
22Adjusting Ring1045+N A102-F304,F316,F316L
23Seat Spring1045+N A102-F304,F316,F316L
24Steel Gasket1045+N A102-F304,F316,F316L
25TrunnionA105+ENP  A182-F6,F304,F316,F316L,F304L,17-4PH,F51
26Trunnion GasketPTFE SS304+Graphite 
27Adjusting NutASTM A194-2H,8
28Adjusting StudA182-F6,F304
29Frain Valve1020+ZN  A182-F304,F316,F316L
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