RFQ: Double Block and Bleed
RFQ DBB valves — ball, plug, and monoflange. Quote India.
Why this RFQ pattern
Metering and isolation specs require DBB for positive double isolation.
BOQ wording
- DBB ball valve Class 300
- Double block bleed plug
- DBB monoflange SS316
Typical supply
| Type | DBB ball / plug / monoflange |
| Class | 150–600 |
| Bleed | Needle / vent |
| Ends | Flanged |
Checklist
- Config
- Size
- Class
- Bleed
- Qty