IN Type Instrument DBB Valves

Machined from forged bar, our ‘IN’ Type Double Block and Bleed Valves feature two-needle primary and secondary isolating valves and a needle valve. With a range of different operating temperatures and configurations, our Double Block and Bleed Valves are the superior market leader. Oliver Valves Double Block and Bleed valves provide Metal seating, with a 5.4mm bore for many applications without having to resort to traditional single isolate valves. These valves can also perform efficiently in harsh operating conditions, including cryogenic, and can meet the specific needs of your system application.

Oliver Valves’ standard ‘IN’ Type DBB ranges from ¼’ up to 1′ but can also be rated 10,000psi. These Valves are vailable in Stainless Steel, Carbon Steel, Duplex, Super Duplex and many other materials on request. Various other connection types and sizes are available, from Hub to Threaded and Welded. Standard Temperature range up to 540 Deg C, depending on materials. All NPT connection threads are Single Point CNC machined.