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Series 4140 High Pressure Valve高压阀
Shear-Seal high pressure directional control valve for fluids and gasses up to 15,000 psi
Description
Barksdale's High Pressure 4140 Series 4-way valves provide superior control for fluids and gasses up to 15,000 psi (1,035 bar) in the toughest industrial applications. Using Barksdale's Shear-Seal technology, these high pressure valve products offer dependable performance and long life even when the media being controlled is contaminated with debris that would ruin ordinary valves. Featuring rugged ball bearing construction, hardened stainless steel seals and durable machined stainless steel bodies and housings, these valves provide trouble-free performance for your critical application in the harshest environments.
Series 4140 High Pressure Valve高压阀
Shear-Seal high pressure directional control valve for fluids and gasses up to 15,000 psi
Features
- Original Shear-Seal? technology
- All stainless steel construction
- SAE porting standard
- NPT porting available
- Pressures to 15,000 psi
- Low pressure drop
- Low handle load
Technical specifications
General Specifications*
-Main Valve
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| Working Pressure: |
10,000 psi (700 bar)
15,000 psi option with appropriate port size and type |
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| Flow Capacity, Cv: |
See table on datasheet |
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| Back Pressure: |
Must not exceed 250 psi (17.2 bar) at return port for satisfactory operation |
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| Pressure Drop: |
14 psi (0.96 bar) at 20 ft/s |
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| Proof Pressure: |
1-1/2 times working pressure except at return port |
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| Burst Pressure: |
2-1/2 times working pressure except at return port (3,000 psi [206 bar]) maximum |
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| Media Temperature Range: |
-40° to +250°F (-40° to +121°C) |
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| Rotor: |
400 series stainless steel |
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| Pressure Seals: |
Stainless steel |
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| Shaft: |
Stainless steel |
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| Body, Housing: |
300 series stainless steel |
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| Standard O-ring: |
Buna N |
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| Back-up Rings: |
Teflon? |
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| * See product configurator for additional options and Supplemental Guide for more detailed information. |
Applications
- Offshore drilling equipment
- Refineries and chemical processing plants
- Gas compression systems
- Marine umbilical reels
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