RFQ: Rising Stem Ball Valve
RFQ rising stem / tilted ball valves for zero-leak isolation. Quote India.
Why this RFQ pattern
Critical isolation BOQs call rising-stem ball designs where mechanical cam action lifts the ball off seats before rotation.
BOQ wording
- Rising stem ball valve WCB Class 300 DN100
- Tilted ball rising stem SS316 CL150 RF
- Rising stem ball valve DBB Class 600
Typical supply
| Type | Rising stem / tilted ball |
| Body | WCB / SS |
| Class | 150 / 300 / 600 |
| Ends | Flanged RF / RTJ |
Checklist
- Size
- Class
- MOC
- DBB if needed
- Operator