2-PC Trunnion Ball Valve
BTL Forged steel ball valve have two structures, one is 2PCS, threaded bonnet, RPTFE or PEEK seal.
Different materials for seats, gaskets and packing may be chosen according to different working condition
Design standard: API 6D
Length of structure: API 6D. For product beyond the scope of the standard, it shall be manufactured by specifications in BTL standard or user’s requirements.
Flange connecting end: ASME B16.5/ASME B16.47
Butt welding connecting end: ASME B16.25/ ASME B31.8
Wall thickness: ASME B16.34
Fireproof test: API 607/API 6FA
Inspection and test: API 6D
Pressure and temperature rating: ASME B16.34
Product scope: NPS 1-1/2″~NPS 60″,CL150~CL900
Main body material: WCB?LCB?WCC?CF8?CF8M?CF3?CF3M?A890 4A etc.
Valve seat material: PTFE?RPTFE?NYLON?DEVLON?Derlin?PEEK?PPL?HNBR?FKMor metal hard seal etc.
Drive device: handle, worm wheel, electric, pneumatic, pneumatic- hydraulic, electro-hydraulic, etc.
| NPS | Cvvalue Full Port | Cvvalue Reduce Port |
|---|---|---|
| 1/4 | 8 | |
| 3/8 | 8 | |
| 1/2 | 12 | 8 |
| 3/4 | 33 | 12 |
| 1 | 48 | 33 |
| 11/4 | 83 | 48 |
| 11/2 | 120 | 83 |
| 2 | 250 | 120 |
- % Full port or conventional port
- 3k 90° locating and lock structure
- 3 Special Y type handle
- Fire proof and antistatic
- 3 Mounted flanges as per ISO 5211
- 3k Blow out Proof stem
- Double sealing for the stem
- Bolted bonnet
- 3 Socket welded ends to ASME B16.11
- Screwed ends (NPT) to ANSI/ASME B1.20.1
