The DBB 70D is a compact version of the standard double block and bleed valve, optimized for precision instrumentation, calibration, and sampling systems. Where space is limited but operational accuracy is paramount, the DBB 70D excels.
This valve offers two isolation mechanisms and a bleed function in a single forged body, ensuring safe and efficient fluid control in high-pressure environments. Built for reliability and precision, the DBB 70D is ideal for mounting in panels, control skids, or process loops.
Technical Overview
Pressure Rating: Up to 70 bar (1000 psi)
Design: One-piece forged body with minimized dead volume
Connection Types: NPT, BSP, compression fittings, or flanged
Sealing System: Graphite or PTFE packing, soft seat or metal seat options
Fire-Safe and Emission-Compliant: Certified to API 607 and ISO 15848
Key Benefits
Leak-Free Performance: Dual isolation seals maintain system integrity during instrument removal
Quick and Easy Operation: Especially suited for frequent calibration and sampling tasks
Space-Saving: Slim profile fits tightly packed control panels and field enclosures
Reliable in Harsh Conditions: Resistant to vibration, thermal variation, and pressure spikes
Application Scenarios
Skid-Mounted Analytical Systems
Pressure Transmitter Isolation
Sampling in Pharmaceutical or Petrochemical Lines
Control Room Calibration Panels
DBB 70D vs. Traditional Solutions
Traditional setups use multiple valves and fittings to achieve isolation and bleeding. The DBB 70D integrates all necessary functions into a single valve body, cutting down:
Installation time
Maintenance complexity
Risk of misalignment or leak
Designed for reliability and compactness, the DBB 70D is ideal for modern process environments demanding high accuracy and minimal system disturbance. With its low profile and robust engineering, it meets the evolving needs of instrumentation and process control systems.
Freture Techno Pvt. Ltd. supplies high-quality DBB 70D valves that meet rigorous industry and environmental standards, offering dependable solutions for control and calibration reliability.
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