CVS Controls Ltd là một hãng van điều khiển và thiết bị đo lường, các dòng chính
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Key Features
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Size and Class
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Series E Globe and Series EA Angle
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- Single port, globe-style valve body with composition or metal seats.
- Balanced valve plug, with push down to close action.
ED Design
- Intended for general control applications over a wide variety of temperatures & pressure drops.
- Uses upper piston seal ring and metal-to-metal seating.
ET Design
- Intended for applications requiring low leakage rates with composition seating (TFE).
- Offers tight shutoff requirements or metal-to-metal seating with higher temperature capabilities.
- Valve plug has a two-piece upper seal.
- For standard cages the flow direction is flow-down.
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1″ thru 12″ |
Series H900/1500/2500 Valve Bodies
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- Single port, globe style valve body with composition or metal seats.
- Balanced valve plug, with push down to close action.
HD Series
- Intended for general to high temperature control applications where tight shut off is not required.
- Upper piston ring seal and metal to metal seating.
- High temperature rating of -230C to 4500C (-9.40F to 8420F)
HT Series
- Used in applications requiring low leakage rates and service temperatures ranging from -500C (-580F) to 232° C (450 °F).
- Sealing is achieved with a pressure assisted Teflon seal ring.
- For standard cages the flow direction is flow down.
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Available in 3″, 4″, and 6″ |
Series D and DA Valve Bodies
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- Used in oil production, power plants, and gas distribution, for high pressure applications.
- Available in Globe and Angle style valve body.
- CVS Series D flow characteristic is equal percent, and flow up through the seat ring.
- CVS Series DA flow characteristic is flow in either direction.
- Single port, screwed in metal seat ring, and has an unbalanced post guided valve plug.
- Push down to close valve plug action.
- Useful for throttling or on/off control of liquids or gases.
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1″ thru 2″ in Classes 150 thru 2500 |
CVS Series EWD, EWS, EWT
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- Single port globe-style valve bodies with cage guiding and metal to metal seating, or 3 piece clamped seat rings for tight shut off.
- Push down to close valve plug action.
Design EWD
- Intended for general control applications over a wide variety of temperatures and pressure drops.
- Balanced valve plug with metal to metal seating.
Design EWS
- Used for applications requiring better shut off than the EWD.
- Unbalanced valve plug with metal to metal seating or optional metal to Teflon seating.
Design EWT
- Suitable for applications with stringent shutoff requirements.
- Balanced valve plug with metal to Teflon seating or metal to metal seating for higher temperatures.
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Thru 16″ in Classes 150 thru 600 |
Series HPX Globe and Series HPAX Angle Valve Bodies
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- Designed for high pressure applications in the process industry.
- Valves are cage guided, with metal seats and quick change trim.
- Balanced valve plug with push down to close valve action.
- HPX are straight globe valve while the HPAX are an angled valve.
Flow Characteristics:
- Equal Percent, Modified equal percent, linear, noise abatement, and anti-cavitation.
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2″ Thru 6″ Classes 900, 1500, and 2500 |
