Barksdale Series 140, 200, 920, 5620 Heavy Duty Valves specifications cover pressure ratings, flow capacity, dimensions, materials and applications.
The Barksdale Series 140, 200, 920, 5620 Heavy Duty Valves are specified for air (pneumatic), hydraulic oil or lubricated water service. The leaflet lists working pressures up to 4,000 psi (275 bar) for air and up to 6,000 psi (413 bar) for hydraulic oil or lubricated water, with a media temperature range of -40° to +250°F (-40° to +121°C).
It also gives flow capacity tables, general specifications, panel mounting dimensions and a product configurator with port sizes, pressure ranges, positions and flow patterns. Listed features include Original Shear-Seal® technology, high velocity flow and spring return option, and listed applications include land-based and offshore drilling equipment, steel mills and power generation facilities.
| Working pressure, air | up to 4,000 psi (275 bar) |
|---|---|
| Working pressure, hydraulic oil or lubricated water | up to 6,000 psi (413 bar) |
| Back pressure | Must not exceed 250 psi (17 bar) at return port |
| Pressure drop | 14 psi (0.96 bar) at 20 ft/sec |
| Proof pressure | 1.5x working pressure except at return port |
| Burst pressure | 2.5x working pressure except at return port |
| Media temperature range | -40° to +250°F (-40° to +121°C) |
| Rotor material | 400 series stainless steel |
| Body material | Bronze |
| Housing material | Ductile iron |
Up to 4,000 psi (275 bar).
Up to 6,000 psi (413 bar).
250 psi (17 bar).
400 series stainless steel.