Double Block and Bleed (DBB) Top Entry Ball Valve
Double Block and Bleed(DBB) Top Entry Ball Valve Conform to API 6D and ASME B16.34. They are tested according to API 598
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Basic Info.
Model NO. | Q41F |
Type | Fixed Ball Valve |
Function | Shutoff |
Temperature | Normal Temperature |
Application | Industrial Usage, Water Industrial Usage, Household Usage |
Inspect & Test | API 598 |
Ends Connection | RF, Rtj, Bw, NPT, Sw |
Certificate 2 | ISO 9001: 2008 |
Certificate 1 | Dnv CE 0575 |
Pre-Temp. Rating | Asme B16.34 |
Face to Face | Asme B16.10 |
Design & Manufacture | API 6D, Asme B16.34 |
Characteristic | Top Entry Ball Valve |
Transport Package | Sea Worthy |
Specification | API, ANSI, ASME, DIN, JIS etc. |
Trademark | VATAC/OEM |
Origin | China |
HS Code | 84818010 |
Production Capacity | 8000ton Per Year |
Product Description
Double Block and Bleed(DBB) Top Entry Ball Valve Conform to API 6D and ASME B16.34.
They are tested according to API 598, and marked as per MSS SP-25
1. Construction is as follows
- Full Port or Reduce Port | |||
- One Piece Body | |||
- Top Entry | |||
- Floating or Trunnion Mounted | |||
- Bolted Bonnet with spiral-would gasket | |||
- Fire Safe Design | |||
- Anti-static Design & Blow-out proof stem | |||
- Screwed Ends to ASME B1.20.1 | |||
- Socket Weld Ends to ASME B16.11 | |||
- Butt Weld Ends to ASME B16.25 | |||
- Flanged Ends to ASME B16.5 |
2. Main Part & Materials
Part Names | Part Materials | ||||||
Body | WCB/A105 | LCB/LF2 | WC6/F22 | CF8/F304 | CF8M/F316 | CF3/F304L | CF3M/F316L |
Bonnet | WCB/A105 | LCB/LF2 | WC6/F22 | CF8/F304 | CF8M/F316 | CF3/F304L | CF3M/F316L |
Ball | A105+ENP | SS304 | F22 | SS304 | SS316 | SS304L | SS316L |
Stem | A105 | F304 | F6a | F304 | F316 | F304L | F316L |
Seat/Seat Ring | PTFE/PPTFE/NYLON/DEVLON/PEEK OR METAL | ||||||
Packing | Graphite/PTFE | ||||||
Gasket | SS304+Graphite/SS304+Graphite | ||||||
Bolts/Nuts | B7/2H | L7/4 | B16/4 | B8/8 | B8M/8M | B8/8 | B8M/8M |
Suitable Medium | W.O.G etc. | HNO3, CH3OOH etc. | |||||
Suitable Temperature | -29~425 °C | -46~340 °C | -46~340 °C | -196~427 °C | -196~427 °C | -196~427 °C | -196~427 °C |
3. Normal Pressure Rating
PN10~PN420, CLASS150~2500
4. Normal Size Range
DN15~DN600, 1/2"~24"
5. Pictures
Final Inspection
Shipment
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