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All Control Valve Self-actuating Control Valve Control Valve Under Severe Service Ball Valve Butterfly Valve Pneumatic Actuator
Model

Model 10P Cage Type Single Seat Control Valve

The valve applies fluid pressure imbalanced spool structure, the special single-seat spool and cage-like top-guided trims enable the valve to be featured as single-seat control valve and with dynamic stability of cage-type control valve, where the cage-like guide sleeve has the functions of anti-brushing and anti-cavitation; the quick-release trim combination is very convenient for the replacement of trims. It is suitable for the severe work conditions of small specifications, high pressure difference and high temperature, and very beneficial to various slurry, polymers and high-temperature medium.

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Model

Model 30D01 Self Actuating (Downstream) Pressure Control Valve

The valve, made from valve body, actuator and one pressure-preset spring, applies internal pressurizing structure, automatically adjust and stabilize the pressure by using the pressure change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the downstream pressure control in the pipeline, when the downstream pressure rises up, the valve is shut off to reduce the pressure.

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Model

Model 60P High-pressure Cage Type Single Seat Control Valve

The valve applies fluid pressure imbalanced spool, its special single-seat spool and cage-type top-guided trim combination enable it to be featured as single-seat control valve, and also to be provided with the dynamic stability of cage-guided control valve, the cage-type guide bush has the function of anti-erosion and anti-cavitation; the quick-release trim combination is very convenient for the replacement of trims. It is suitable for severe service conditions of small specification, high pressure difference and high temperature, and especially applies to various slurry, polymer and high-temperature medium.

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Model

Model 70E High Performance Butterfly Valve

The butterfly valve applies double eccentric structure. Its valve spindles deviate from valve body construction center, and its disc plate applies circular sealing face structure, henceforth, the disc plate is rapidly released from sealing seat as opening to reduce the friction of the sealing face, the disc plate provides excellent sealing performance as closing. The self-centering sealing seat combines the unique compensation sealing structure of valve seat, enables the valve seat sealing to be effectively compensated and reduce the friction of starting and closing, and to greatly reduce the operation force of the valve and effectively increase the control precision of the butterfly valve. With reliable stability and long service life, it is applicable for the control and shutoff of common corrosive gas and liquid medium.

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Model

Model L1 Pneumatic Diaphragm Actuator

The actuator is a multi-spring diaphragm type, has the features of less weight, small volume and stable output force. The vertical movement is driven by air source acting on the diaphragm in the actuator and overcoming the reaction force of spring. Without air source pressure, the spring is compressed to rebound and release the pressure to push the spindle of the actuator to move upward or downward. The actuator is divided into positive and counter action according to the type of action. It can realize high-precision position adjustment by supported with positioner.

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Model

Model L2 Pneumatic Piston Type Actuator

The actuator applies cold-drawn hydraulic cylinder tube as its air cylinder body, which greatly reduces the wear of dynamic sealing elements and enhances the durability of the actuator after grinding and extruding process. Compared with the diaphragm linear motion actuator with same specification, it provides larger push force. As a high-performance pneumatic linear motion actuator, It has the features of simple structure, less weight and tiny volume.
Model L2 is divided into two types of action, double and single action, combined with linear motion valve, it is used for adjusting or switching control. Armed with pneumatic control valve, quick-exhaust valve and pneumatic servomotor, it can realize rapid shutoff, the rapid shutoff time involves 1S, 2S, 3S, 4S and more.

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Model

Model 50V V Shaped Control Ball Valve

The valve applies specially-designed equal-percentage V-shaped notch on a sphere, which enable it to be high turndown ratio and in good adjustment. During the acting of spool, there is effective shearing action between V-shaped notch on the sphere and the seat, as well as the direct passageway, it is especially suitable for the control of fiber medium, slurry, powder and other liquids, gas and stream.
The specially-finished V-shaped sphere provides a successively stable and barrier-free action, offers sealing performance check only removing the seat and supporting ring, which enable the maintenance to be rapidly and easily; the jacketed and flanged valve connection is available for choice.

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Model

Model 10P Cage Type Single Seat Control Valve

The valve applies fluid pressure imbalanced spool structure, the special single-seat spool and cage-like top-guided trims enable the valve to be featured as single-seat control valve and with dynamic stability of cage-type control valve, where the cage-like guide sleeve has the functions of anti-brushing and anti-cavitation; the quick-release trim combination is very convenient for the replacement of trims. It is suitable for the severe work conditions of small specifications, high pressure difference and high temperature, and very beneficial to various slurry, polymers and high-temperature medium.

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Model

Model 10B Cage Type Single Seat Control Valve

The valve can bear high work pressure difference due to its fluid pressure balanced spool structure; besides of features in general single-seat control valve, its special guide structure of balanced sealing-ring trim enables it to be in sound dynamic stability; compared with various cage-guided control valve, it is more suitable for the work conditions where the medium contains particles and impurities because it is not easy to block the spool, and specially proper for the harsh work conditions with large specifications, high pressure difference (no cavitation).

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Model

Model 10W Micro Flow Control Valve

The valve applies fluid pressure imbalanced spool structure, the pattern of spool is selectable for needle-type or V-shaped, the valve has the features of small volume, light weight and high performance, and is used for precision control of micro flow. Like in precision chemicals and scientific research institute, it is applied to make precision micro control on flow rate and pressure. The minimum diameter of spool reaches 1mm, and minimum controllable CV is attainable to 0.001.

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Model

Model 10F Fluorine Lined Single Seat Control Valve

The valve, made from pressure-imbalanced spool and bonnet-top-guided trim, has the features of lean volume, simple structure, high adjusting precision and good sealing performance of valve seat. The component contacting the medium applies high-pressure injection process, lined with corrosion-resisting and anti-ageing FEP (simply called as F46), applies PTFE corrugated pipe sealing, it has the unique merits of resisting to strong corrosive medium like acids (hydrochloric acid, sulfuric acid, hydrofluoric acid), alkaline and etc., and reliable sealing. It is suitable for the medium of strong acid, strong alkaline, highly volatile, easily permeable, and widely applied in the control system of industrial automation installation in fields like chemicals, petroleum, metallurgy, pharmacy, textile.

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Model

Model 10T Balanced Sealing Ring Type Cage Guided Control Valve

The valve applies cage-guided, pressure-balanced spool, and is suitable for the occasion where with large pressure difference, the solid cage guide and unique balanced sealing ring offers high stability to the vertical movement of spool and reduces vibration and mechanical noise. The valve with superior dynamic stability is suitable for harsh work conditions. Due to the structure that the fluid pressure is balanced on the spool, the small operation force can attain stable adjustment.

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Model

Model 10G Metal Piston Ring Cage Guided Control Valve

The valve applies cage-guided, pressure-balanced spool, and is suitable for the occasion with high pressure, the solid cage guide and unique metal piston ring offers high stability to the vertical movement of spool and reduces vibration and mechanical noise. The valve with superior dynamic stability is suitable for harsh work conditions. Due to the structure that the fluid pressure is balanced on the spool, the small operation force can attain stable adjustment.

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Model

Model 10D Multi Hole Cage Guided Control Valve

The valve applies fluid pressure balanced spool structure, compared with Model 10T, the valve designed to suit different regulating property has the functions of noise reduction, anti-erosion and anti-cavitation; the double-guided trim comprising of integral cage and balanced sealing ring maximum increase the dynamic stability and obviously improve the work pressure difference in the trim; as a simple pressure-reduction and noise-reduction cage-guided control valve, the modular trim combination is very convenient for the replacement of trim. Once the valve can not meet the fluid needs, please select Model 10S multi-stage cage-guided control valve.

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Model

Model 30D01 Self Actuating (Downstream) Pressure Control Valve

The valve, made from valve body, actuator and one pressure-preset spring, applies internal pressurizing structure, automatically adjust and stabilize the pressure by using the pressure change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the downstream pressure control in the pipeline, when the downstream pressure rises up, the valve is shut off to reduce the pressure.

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Model

Model 30D02 Self Actuating (Upstream) Pressure Control Valve

The valve, made from valve body, actuator and one pressure-preset spring, applies internal pressurizing structure, automatically adjusts and stabilizes the pressure by using the pressure change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the upstream pressure control in the pipeline, when the downstream pressure rises up, the valve is started to reduce the pressure.

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Model

Model 30D03 Self-actuating Differential Pressure ( Differential Pressure Rise To Close) Control Valve

The valve, made from valve body, actuator and one pressure-preset spring, applies internal pressurizing structure, automatically adjusts and stabilizes the pressure by using the pressure change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the differential pressure control in the pipeline, when the pressure difference rises up, the valve is shut off.

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Model

Model 30D04 Self Actuating Differential Pressure ( Differential Pressure Rise To Open) Control Valve

The valve, made from valve body, actuator and one pressure-preset spring, applies internal pressurizing structure, automatically adjusts and stabilizes the pressure by using the pressure change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the differential pressure control in the pipeline, when the pressure difference rises up, the valve is opened.

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Model

Model 30D12 Self Actuating (Downstream) Pressure Control Valve with Pilot Operated Regulator

The valve, made from valve body, actuator and one pressure-preset spring, applies internal pressurizing structure, automatically adjusts and stabilizes the pressure by using the pressure change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the downstream pressure control in the pipeline, when the downstream pressure rises up, the valve is closed to reduce the pressure. Compared with direct-acting type, this valve has larger flow capacity and is suitable for large flow work conditions.

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Model

Model 30D13 Self Actuating (Upstream) Pressure Control Valve with Pilot Operated Regulator

The valve, made from valve body, actuator and one pressure-preset spring, applies internal pressurizing structure, automatically adjusts and stabilizes the pressure by using the pressure change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the upstream pressure control in the pipeline, when the upstream pressure rises up, the valve is open to relieve the pressure. Compared with direct-acting type, this valve has larger flow capacity and is suitable for large flow work conditions.

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Model

Model 30T01 Self Actuating Temperature (Heating) Control Valve

The valve, consisting of valve body and a temperature controller with fixed temperature regulator, automatically adjusts and stabilizes the temperature by using the temperature change of medium itself. It is applicable for steam, weak corrosive gas or low-viscosity liquid, acting the temperature control in various heating system, when the temperature of the medium to be controlled rises up, the valve closes.

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Model

Model 60P High-pressure Cage Type Single Seat Control Valve

The valve applies fluid pressure imbalanced spool, its special single-seat spool and cage-type top-guided trim combination enable it to be featured as single-seat control valve, and also to be provided with the dynamic stability of cage-guided control valve, the cage-type guide bush has the function of anti-erosion and anti-cavitation; the quick-release trim combination is very convenient for the replacement of trims. It is suitable for severe service conditions of small specification, high pressure difference and high temperature, and especially applies to various slurry, polymer and high-temperature medium.

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Model

Model 60T High Pressure Cage Guided Control Valve

The valve applies cage-guided, pressure-balanced spool, and is suitable for the occasion where with large pressure difference, the solid cage guide and unique balanced sealing ring offers high stability to the vertical movement of spool and reduces vibration and mechanical noise. The valve with superior dynamic stability is suitable for severe work conditions. Due to the structure that the fluid pressure is balanced on the spool, the small operation force can attain stable adjustment.

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Model

Model 60G High Pressure Metal Piston Ring Cage Guided Control Valve

The valve applies cage-guided, pressure-balanced spool, and is suitable for the occasion with high temperature, the solid cage guide and unique metal piston ring offer high stability to the vertical movement of spool and reduces vibration and mechanical noise. The valve with superior dynamic stability is suitable for severe work conditions. Due to the structure that the fluid pressure is balanced on the spool, the small operation force can attain stable adjustment.

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Model

Model 60D High Pressure Multi Hole Cage Guided Control Valve

The valve applies fluid pressure balanced spool structure, compared with Model 60T, the valve designed to suit different regulating property has the functions of noise reduction, anti-erosion and anti-cavitation; the double-guided trim comprising of integral cage and balanced sealing ring maximum increase the dynamic stability and obviously improve the work pressure difference in the trim; as a simple pressure-reduction and noise-reduction cage-guided control valve, the modular trim combination is very convenient for the replacement of trim. Once the valve can not meet the fluid needs, please select Model 10S multi-stage pressure-reducing cage-guided control valve.

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Model

Model 60S High Pressure Multi Stage Pressure Reducing Cage Guided Control Valve

The valve applies fluid pressure balanced trim, compared with Model 60T and 60D, the multi-stage pressure-reducing trim combination designed for different flow characteristics can effectively control the flow rate in the trim and greatly reduce the noise and cavitation arisen from high-pressure-difference fluid. It is an economic control valve featured as good dynamic stability, low cavitation and low noise.

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Model

Model 60M High Pressure Labyrinth Control Valve

The valve applies labyrinth cage, which composed of several cylindrical discs where distribute labyrinth on its coaxial surface. According to different technical parameters of medium, the cage, made up from different labyrinth and congruent layers, divides the overall passageway into many tiny round-about or step-like throttling passageway, and forces the fluid to continuously change the flow direction and area, and gradually reduce the flow pressure so as to prevent from the arising of flash evaporation or cavitation, and prolong the service life of trims.

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Model

Model 60X High Pressure Pilot Operated Cage Guided Control Valve

The valve applies large & small spool pilot-operated structure. It provides a separate pressure-balanced pilot-operated spool, and has the merits of small volume, compact structure, good sealing effect, superior cutting ability, wide range of applications and long service life, and are applied widely in automation system. Under high-temperature and high pressure difference occasion, even if micro leakage in the seat will cause the cavitation and erode the spool and seat for a long time and result in the damage of trim. Therefore, as required for zero leakage and full sealing, the valve is extremely important in this occasion. The common measure is to enlarge the output force of the actuator to enhance the sealing grade. However, the pilot-operated single-seat control valve reduces the dimension of the actuator and increases the sealing effect and strengthens the competitiveness by applying the imbalance force arisen from the pressure difference of the medium.

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Model

Model 50P Eccentric Rotating Control Ball Valve

The ball valve is very universal, and has the merits of easy-to-cutoff and good rigidity, and also the high efficiency, large capacity and high turndown ratio as required in rotating control valve. Moreover, during the opening of the valve, the eccentric spool is released from the seat, which greatly reduce the abrasion. The spool designed based on hydrodynamics can effectively eliminate the opposing torque and reduce the driving force. The barrier-free direct piping is applicable for gas, steam, liquid or slurry with high flow capacity. Compared with Model 50V V-shaped control ball valve, it can bear higher pressure difference, but is slightly smaller than the similar specifications in flow coefficient.

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Model

Model 50V V Shaped Control Ball Valve

The valve applies specially-designed equal-percentage V-shaped notch on a sphere, which enable it to be high turndown ratio and in good adjustment. During the acting of spool, there is effective shearing action between V-shaped notch on the sphere and the seat, as well as the direct passageway, it is especially suitable for the control of fiber medium, slurry, powder and other liquids, gas and stream.
The specially-finished V-shaped sphere provides a successively stable and barrier-free action, offers sealing performance check only removing the seat and supporting ring, which enable the maintenance to be rapidly and easily; the jacketed and flanged valve connection is available for choice.

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Model

Model 70E High Performance Butterfly Valve

The butterfly valve applies double eccentric structure. Its valve spindles deviate from valve body construction center, and its disc plate applies circular sealing face structure, henceforth, the disc plate is rapidly released from sealing seat as opening to reduce the friction of the sealing face, the disc plate provides excellent sealing performance as closing. The self-centering sealing seat combines the unique compensation sealing structure of valve seat, enables the valve seat sealing to be effectively compensated and reduce the friction of starting and closing, and to greatly reduce the operation force of the valve and effectively increase the control precision of the butterfly valve. With reliable stability and long service life, it is applicable for the control and shutoff of common corrosive gas and liquid medium.

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Model

Model 70D Tri Eccentric Butterfly Valve

The valve applies triple eccentric structure, the disc plate has no friction with valve seat during the whole starting and closing process, which eliminates the leakage of rotary control valves arisen from the wear of valve seat due to the starting or closing of valve seat. The valve seat applies multi-layer structure and provides the sealing face by the combination of metal and non-mental materials. It provides excellent performance under high-temperature or low-temperature work conditions. Thanking to its long service life and outstanding sealing performance, it is suitable for the control and shutoff operation of almost all gas and liquid during industrial process control.

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Model

Model 70S Low Load Butterfly Valve

The valve applies metal-face sealing in midline structure. The valve plate is surrounded by metal-sealing base, which fulfill the leakage capacity of valve seat. The valve, featured as simple structure, less weight, mature manufacturing technology and easy maintenance, is applicable for flow and pressure control of low-pressure work conditions and also for high-temperature fluids; is widely applied in fields like steel, construction materials, petrochemicals and power station.

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Quality Control

REOWO offers reliable guarantee to the superior quality of products by providing with facilities like spectrometer, flaw detector, hardness tester, tension & impact tester, torque tester, strength & leakage detector and film inspector.

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Customer Service

The model selection is extremely important during choosing industrial control valves, because technicians with rich experience is required when making decision on various different parameters in work conditions, suitable process requirements and best performance-rice ratio.

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