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D. B. B Twin Ball Valve (Q43F)
  • D. B. B Twin Ball Valve (Q43F)
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Basic Info

Model No.:  Q43F

Product Description Model NO.: Q43F Connection Form: Welding Nominal Pressure: ANSI CLASS 150-900 Structure: Fixed Ball Valve Function: Shutoff Application: Industrial Usage, Water Industrial Usage, Household Usage Design & Manufacture: API 6D, Asme B16.34 & BS5351 Face to Face: Asme B16.10 Inspect & Test: API 598 Certificate 2: ISO 9001: 2008 Certificate 4: API 6D Specification: 1/4" to 16"NPS HS Code: 84818090 Material: Forged Driving Mode: Manual Channel: Straight Through Type Type: Floating or Trunnion Temperature: Normal Temperature Characteristic: Dbb Ball Valve Pre-Temp. Rating: Asme B16.34 Ends Connection: RF, Rtj, Bw Certificate 1: Dnv CE 0575 Certificate 3: API 600 Trademark: Vatac Origin: China Vatac D. B. B Twin Ball Valves are with below Features:

Manufacture in Forged and Casting Materials - Ball Valve: WCB, A105, SS304, SS316 & Duplex etc. Other Materials available upon Request, available in Various Trim and Seat (Resilient and Metal) Materials To Suit Different Service Conditions. Pressure Rating Avaible From Ball Valve: CL150, CL300, CL600, CL900, CL1500, CL2500

Available in Both Floating/Trunnion Ball

Ball Valve Flanged (RB, F. P) Ends to ANSI B16.5

Face to Face Dimension to ANSI B16.10

Pre-temp. Rating of Ball Valve to ASME B16.34

Wall Thickness to ASME B16.34

Size Ranges of Ball Valve: 1/2 ~18"

Optional Lockable Handle Lever

Blow-Out Proof Stem

Fire Safe of Ball Valve Design to API 6FA

Inspect & Test: API 6D / API598

Valve Marking of Ball Valve: MSS- SP-25

To MR-01-75 On Request
DESGN & MFT. API 6D ENDS CONNECTION RF*NPT
PRE-TEP. RATING ANSI B16.34 INSPECT & TEST API 598
F-F DIMENSION ANSI B16.10 END CONNECTION ANSI B16.5
MARKING MSS SP-25 FIRE SAFE DESIGN API 607
PAITING BARE FINISH SPE. REQUIREMENTS N.A

Construction is as follows:


- Full Port or Reduce Port
- Twin Ball Design
- Bolted Bonnet with spiral-would gasket
- Fire Safe Design
- Anti-static Design & Blow-out proof stem
- Double Block and Bleed
- With Needle Bleed Valve
- With Drain Valve
- Screwed Ends to ASME B1.20.1
- Flanged Ends to ASME B16.5

Main Part & Materials






Part Names Part Materials
Body A105 LF2 F22 F304 F316 F304L F316L
Bonnet A105 LF2 F22 F304 F316 F304L F316L
Ball A105+ENP SS304 F22 SS304 SS316 SS304L SS316L
Stem A105 F304 F6a F304 F316 F304L F316L
Seat/Seat Ring PTFE/RPTFE/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

Contact us if you need more details on Twin Ball Valve. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Double Block and Bleed Twin Ball Valve、Double Ball Valve. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Ball Valve > DBB&Trunnion Ball Valve

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