DBB THREADED (Ball–Needle–Ball)

DBB Threaded (Ball–Needle–Ball)

The ELAF DBB Threaded (Ball–Needle–Ball) valve is a compact and reliable Double Block and Bleed (DBB) solution designed with threaded end connections for easy installation in small-bore piping systems. This design incorporates two ball valves with a central needle valve, ensuring safe double isolation and controlled cavity venting. The threaded DBB valve is lightweight, space-saving, and cost-effective, making it ideal for instrumentation and process applications where welding or flanged joints are not required.

Key Features

  • Double Block & Bleed Design – JTwo ball valves with an integrated needle valve for safe venting.
  • Threaded End Connections – Secure, high-strength joints ideal for pipelines.
  • Enhanced Safety – Provides positive isolation and prevents leakage.
  • Compact & Lightweight – Ideal for small-bore pipelines and instrumentation systems.
  • Material Flexibility Available in stainless steel, carbon steel, and other alloys.
Low Pressure Ball Valve

Specification

Business Type
Manufacturer, Exporter, Supplier, Retailer
Valve Type
Double Block and Bleed (Ball–Needle–Ball)
Size
1/4" to 2"
Pressure Rating
Up to 6000 PSI
Thread Type
NPT / BSPT / Metric (as applicable)
Material Option
Stainless Steel 316, Duplex, Super Duplex, Inconel, Monel, Hastelloy-C276, Brass, etc.

Need a custom size or material? Contact ELAF Valves for tailored configurations.

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