Barksdale 518, 526 Series - Microtorque? Valve
Barksdale
Ürün Kodu: 518, 526 Series
Marka: Barksdale
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Barksdale 518, 526 Series - Microtorque? Valve için Açıklama:
Barksdale's Microtorque® valve provides superior directional control for fluid power applications up to 6,000 psi where compact design and virtually zero leakage* are a must. Utilizing Barksdale's Shear-Seal® technology, the Microtorque® valve offers reliable performance and lapped metal-to-metal sealing surfaces that will easily tolerate contaminated fluids. This valve offers many options that make it extremely versatile including panel mounting, spring return, 2 or 3 position detents, DO3 manifold mounting, and non-interflow. Leveraging the flexibility and unique features of the Microtorque® valve, along with its superior performance, can result in bottom line savings and operational benefits for your customers.
General Specifications*
| Media: | Hydraulic oil |
| Working Pressure: | 6,000 psi (415 bar) ** |
| Flow Capacity, Cv: | See table |
| Back Pressure: | Must not exceed 250 psi (17.2 bar)*** at return port for satisfactory operation |
| Proof Pressure: | 1-1/2 times working pressure except at return port |
| Burst Pressure: | 2-1/2 times working pressure except at return port |
| Media Temperature Range: | -40° to +250°F (-40° to +121°C) |
| Porting: | 1/4” NPT, SAE for 1/4” tubing, or DO3 pattern for manifold mounting |
| Mounting: | Panel mountable with p/n 22357 mounting nut (-P option) DO3 Manifold mounting shipped with (4) #10-24 screws and O-Rings |
| Handle Rotation: | 90°; 45° each side of center position |
| Detent: 2-position: 3-position: | Detent at 90° positions Detents at center and 2 extreme positions |
| Optional Spring Return: | Available to center or either shifted position 5,000 psi (345 bar) max working pressure on spring return option |
| Body & Housing: | Anodized aluminum |
| Shaft, Rotor, Pressure Seals: | 400 series stainless steel |
| Standard O-Rings: | Buna N, others available |
| Back-up Rings: | Tefl on |
| Bearings: | Hardened steel |
| Shipping Weight: | .95 lbs |
| * See product confi gurator for additional options. ** Consult factory for pressure up to 10,000 psi (690 bar) *** For requirements in excess of 250 psi (17.2 bar) at return port consult factory |
Flow Capacity Table
| Flow Capacity (Approx.) | ||||
|---|---|---|---|---|
| 20 ft/sec (6.1 m/s) gpm (l/min) | 40 ft/sec (12.2 m/s) gpm (l/min) | Min. Flow Passage Dia. | Cv Factor | |
| 518 Series Interflow | 1.4 (5.6) | 2.8 (11) | 0.17 " | 0.4 |
| 526 Series Non-Interflow | 0.36 (1.4) | 0.72 (2.7) | 0.086 " | 0.09 |
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