All-Welded DBB Valve
All-welded body DBB valve with extended bonnet for buried pipeline service. Zero external leakage design per ISO 15848.
About All-Welded DBB Valve
All-welded body DBB valve with extended bonnet for buried pipeline service. Zero external leakage design per ISO 15848.
Technical Specifications
| Size Range | 2" - 24" |
| Pressure Class | Class 150 - 900 |
| Design Standard | API 6D, API 607, ISO 15848 |
| Body Materials | A216 WCB, A351 CF8M, A182 F316 |
| Parent Standards | API 6D, API 607, API 608, ASME B16.34, ISO 15848 |
| Parent Size Range | 2" - 24" |
| Parent Pressure Class | Class 150 - 1500 |
Product Downloads
Other DBB Valves Series
Full Bore DBB Valve
Full bore passage with double block and bleed capability. Flanged or butt-weld ends. Reduces pipeline inventory and maintenance cost.
Reduced Bore DBB Valve
Compact reduced bore design for space-critical installations. Provides double isolation and bleed verification in a single valve body.
Flange End DBB Valve
Flanged connection DBB valve for easy installation and maintenance. Bolted bonnet design with metal-to-metal seats for fire-safe service.
| Size Range | 2" - 24" |
| Pressure Class | Class 150 - 900 |
| Design Standard | API 6D, API 607, ISO 15848 |
| Body Materials | A216 WCB, A351 CF8M, A182 F316 |
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