The pneumatic regulating butterfly valve has the advantages of simple and compact structure, convenient processing, easy to manufacture large diameter, self-cleaning action, small drag coefficient and large circulation capacity. It is additionally equipped with a valve positioner, which can be controlled by input control signals (4-20mADC) and a gas source of 0.4-0.7MPa. Pneumatically regulated butterfly valves are suitable for the regulation of fluids in suspended particles and in concentrated, turbid slurry fluids. Clean media can be replaced with a valve plate with a soft seal (rubber ring, PTFE ring) to reduce leakage (up to zero leakage). The high-temperature and high-pressure working conditions can be selected by a three-eccentric hard sealing valve body. Pneumatically regulated butterfly valves are the best means of regulating flow and shutting off fluids in automated control systems. Therefore, the pneumatic regulating butterfly valve is widely applied to the pipeline of corrosive medium such as metallurgy, electric power, petroleum, chemical, air, gas, combustible gas and water supply and drainage with medium temperature â?¤550°C.
ZJHL pneumatic cage control valve is a top-guided low noise control valve consisting of a multi-spring pneumatic actuator and a low flow resistance cage regulator valve body. The multi-spring actuator is low in height, light in weight and easy to install. The valve trim uses a single-seat piloted spool. Pneumatic diaphragm cage control valve mainly uses the pressure of the fluid to achieve rapid movement of the spool and low operating force. The sealed type adopts a single-seat seal to achieve high accuracy of the flow characteristic curve. The valve body runner of pneumatic cage control valve is S streamlined, which has the advantages of compact structure, light weight, sensitive action, small pressure drop loss, large valve capacity, accurate flow characteristics and convenient maintenance. It can be used in harsh working conditions. The pneumatic diaphragm cage control valve has good dynamic stability, low noise and anti-cavitation, and it is suitable for controlling high-pressure differential fluids of various temperatures. The pneumatic diaphragm cage control valve is mainly suitable for occasions where the leakage is very small and the pressure drop of the control valve is large
The pneumatically regulated ball valve is a rotary ball valve with a 90° angle, which can also be called a pneumatic O-type ball valve. It is composed of a pneumatic actuator with a quarter stroke and a ball valve. It is a specially designed and carefully manufactured product based on the introduction of foreign advanced technology. The pneumatically regulated ball valve adopts intelligent control and positioning, and it is matched with the electric valve positioner. It can control the operation by inputting 4~20mADC signal and 0.4~0.7MPa air source to realize the adjustment of pressure, flow, temperature and liquid level. Pneumatically regulated ball valves are powered by compressed air. The valve stem drives the valve core to rotate 90° in the valve body to achieve full-opening-closed action. Pneumatically regulated ball valves are classified into metal seals and soft seals according to their sealing properties. The pneumatic O-type regulating ball valve has the advantages of compact structure, small volume, reliable operation, good sealing performance, easy maintenance, convenient installation and strong adaptability. Pneumatically regulated ball valves are particularly suitable for applications where the media is viscous, particulate-containing, or fibrous. Pneumatically regulated ball valves are widely used in industrial automation control systems such as petroleum, chemical, teaching equipment, light industry, high-voltage equipment, pharmaceutical, papermaking, etc. for long-distance centralized control or local control
ZJHF (H) pneumatic film 3-way control valve is composed of multi-spring pneumatic diaphragm actuator and 3-way split (combined) valve body. Pneumatic film actuators have the advantages of low height, light weight, large circulation capacity, and easy installation and maintenance. The pneumatic 3-way control valve is equipped with an electric-gas valve positioning or a pneumatic valve positioner to achieve automatic adjustment and control of the fluid medium in the process pipeline. It is widely used in process parameters for precise control of gases, liquids, vapors, etc. For example, it can allow parameters such as pressure, flow, temperature, and liquid level to be maintained at a given value. The spool structure of pneumatic 3-way control valve uses a cylindrical thin-walled window and it is guided by the side of the spool. In order to achieve the effect of fluid mixing temperature rise or decrease, or fluid unequal flow splitting, the valve body adopts a 3-way structure, which is one-in and two-out (split type), two in one out (confluent type), so that it can meet the requirements of different industrial and mining applications. The valve body of pneumatic film 3-way control valve has the advantages of compact structure, light weight, sensitive action, small pressure drop loss, large valve capacity, accurate flow characteristics and convenient maintenance. The pneumatic 3-way control valve is used for proportional or bypass adjustment, and it is especially suitable for the regulation of fluid temperature control systems in oil industry heat exchangers. A 3-way valve can be used instead of two single-seat or double-seat valves, which takes up less space and saves installation piping and costs.
1. Product Introduction Electric ball valve compare with the same sized gate valve and globe valve, it can all-closed and all-open when it rotate 90 degree. Valve channels diameter is equal with connection pipes diameter, so the medium can flow past without any leakage. Ball valve is a very important kind of valve, and widely used in the field of petrochemical industry and long-distance transport pipes. Its closure member is a part of globe with hole, and rotate along with valve rod to achieve open and close of valve. 2. Performance Feature 1. Apply to the occasion need two-position cut off and regulating. 2. Electric ball valve can achieve the medium cut-off and circulation functions in the transport pipeline of the petroleum industry, chemical industry paper making, metallurgy, sewage treatment and oil tank truck these fields. 3. High sealing performance and flow capacity, easy to assemble and maintain, small flow resistance, reliable seal. 4. Electric valve has the advantage such as small volume, light weight, large thrust, strong function, easy to operating, high reliability, and installed servo amplifier. 5. Can flow to any position, has wide adjustable range, and it can used for high pressure and big diameter occasion and to control the medium with high viscosity, fiber and fine particle. 6. Directly mounted type, with servo amplifier installed inside. Controlling and operating by output and input 4-20mA signal and 3800VAC voltage. It has the advantage such as easy to link, compact structure, stable and reliable operation.
Product introduction The high and medium pressure flange gate valve is suitable for cutting off or connecting the pipeline medium on the various system pipelines of petroleum, chemical, hydraulic and thermal power stations with nominal pressure PN16-16.0MPa and working temperature â?¤-29°C~550°C. Applicable medium: water, oil, steam, and acid, alkali, ammonia, urea, sulfur-containing natural gas, etc. Modeling methods are: manual, gear transmission, electric, pneumatic and so on. Electric gate valve structure and characteristics 1. Selection of materials, in line with relevant domestic and international standards, high overall quality of materials. 2. It meets the requirements of advanced standards at home and abroad, with reliable sealing, excellent performance and beautiful appearance. 3. The sealing pair is advanced and reasonable. The sealing surfaces of the ram and the valve seat are made of Stelita with different hardness. The drill-based hard alloy is surfacing, reliable sealing, high hardness, wear resistance, high temperature resistance and resistance. Corrosion, anti-cracking performance, long life. 4. The valve stem is tempered and surface oxidized, and has good corrosion resistance, scratch resistance and wear resistance. 5. The use of wedge-type elastic ram structure, medium and large caliber thrust bearing, small friction, and equipped with impact manual, easy to open and close. 6. Various pipe flange standards and flange sealing surface forms can be used to meet various engineering needs and user requirements. 7. It is equipped with DZW series multi-turn electric device, which has small casing, light weight and full function. The well can be used with remote computer, and electric device can be selected according to user requirements.
The electric 3-way regulating valve is composed of PSL series and 3810 series linear electric actuator and 3-way regulating valve body. (It can also be equipped with other brands of linear-turn actuator). The electric actuator is an electronic integrated structure with a servo amplifier inside. Input control signal (4-20mADC or 1-5VDC) and power supply can control the valve opening to adjust the pressure, flow, liquid level, temperature and other parameters. The electric 3-way regulating valve has the characteristics of sensitive action, simple connection, large flow, small volume and high adjustment precision. Its control accuracy and performance are significantly improved compared to the DKZ type. The electric 3-way regulating valve has the advantages of high adjustment precision, stable and reliable operation. The electric 3-way combined flow regulating valve is mainly used for mixing two fluids into a third fluid; the electric 3-way split regulating valve is mainly used for dividing one fluid into two fluids. The electric 3-way regulating valve product can replace two single-seat and two-seat regulating valves which are used for switching, and is used for the adjustment and control of liquid, gas, steam and other media.
Purposes Screw gate valve is a main control equipment on flow or feed amount of powder materials,crystal grain materials,particle materials and tiny mass materials,and it is widely used in controlling flow amount variation or quick cut-off in metallurgy. Mining, constructional materials, foodstuff, chemical industry and so on. Features Simple structure, flexible in operation, little weight,no locking,specially suitable for feeding and flowing amount regulation of various solid materials and mass, conglomerated materials with diameters around 50mm, installation is not restricted by angles, easy to operate, and sizes are adjustable at any time.
Product introduction The high and medium pressure flange gate valve is suitable for cutting off or connecting the pipeline medium on the various system pipelines of petroleum, chemical, hydraulic and thermal power stations with nominal pressure PN16-16.0MPa and working temperature â?¤-29°C~550°C. Applicable medium: water, oil, steam, and acid, alkali, ammonia, urea, sulfur-containing natural gas, etc. Modeling methods are: manual, gear transmission, electric, pneumatic and so on. Electric gate valve structure and characteristics 1. Selection of materials, in line with relevant domestic and international standards, high overall quality of materials. 2. It meets the requirements of advanced standards at home and abroad, with reliable sealing, excellent performance and beautiful appearance. 3. The sealing pair is advanced and reasonable. The sealing surfaces of the ram and the valve seat are made of Stelita with different hardness. The drill-based hard alloy is surfacing, reliable sealing, high hardness, wear resistance, high temperature resistance and resistance. Corrosion, anti-cracking performance, long life. 4. The valve stem is tempered and surface oxidized, and has good corrosion resistance, scratch resistance and wear resistance. 5. The use of wedge-type elastic ram structure, medium and large caliber thrust bearing, small friction, and equipped with impact manual, easy to open and close. 6. Various pipe flange standards and flange sealing surface forms can be used to meet various engineering needs and user requirements. 7. It is equipped with DZW series multi-turn electric device, which has small casing, light weight and full function. The well can be used with remote computer, and electric device can be selected according to user requirements.
Product overview of PVC small electric motorized actuator butterfly valve Motorized electric remote control water shut off butterfly PVC valve adopts butt clamp connection, need not to apply any tools, can be quickly assembled, with tight structure, wear resistance, easy disassembly, convenient maintenance, easy maintenance, etc. Body material health non-toxic, strong corrosion resistance, light weight, wide scope of application, such as pure water and water piping system, drainage and sewage pipe system, salt water and sea water pipeline system, acid and alkali and chemical solution system and other industries. Performance characters of PVC small electric motorized actuator butterfly valve 1. Wide temperature range:-40~+95 2. Excellent strength and toughness. 3. Excellent chemica corrosion resistance. 4. Flame retardancy is spontaneous combustion. 5. Low heat conduction performance, about 1/200 of steel. 6. The content of heavy ions in the medium reaches the standard of ultra-pure water. 7. Health indicators meet with the basic requirements of national health standards. 8.Smooth pipe wall, with small frictional resistance and adhesion when conveying liquid. 9. Light weight, equivalent to 1/5 of steel pipe, 1/6 of copper tube. 10.The installation is convenient, the flange is adopted and the order is connected.
Electric wafer soft sealing butterfly valve uses the integration structure, it can be operated by the input single (4 ~ 20 mA DC, 0 to 10 v DC or1-5 v) and the single-phase power supply, it has strong function, small volume, light and pleasant, reliable performance, simple, large flow capacity, etc. The valve is widely used in the automatic control system of food, environmental protection, light industry, petroleum, paper, chemical, teaching and research equipment, power and other industries.
1.Product overview Electric flanged hard seal butterfly valve adopts precision J elastic sealing ring and triple eccentric metal hard seal structure, multi-level, is widely used in metallurgy, electric power, petroleum, chemical industry and municipal construction and other industrial piping and drainage which medium temperature is â?¦ 450 , using for adjusting flow cutoff.Performance features 1. This valve adopts the three-eccentric sealing structure, and the seats and disc plates are nearly free of abrasion, and the sealing function is more and more tight. 2. The sealing ring choose stainless steel, has the dual advantages of metal hard seal and elastic sealing, no matter in the case of low or high temperature, it has good sealing performance in both, corrosion resistance, long service life, etc. 3. The sealing surface of plate is covered with cobalt hard alloy, the sealing surface is corrosion-resistant, and the service life is long. 4. This valve has a two-way sealing function. It is not restricted by the media flow when installed, and it is not affected by the space position. It can be installed in any direction.
1. Product Overview ã??ã?? The electric single-seat regulating valve is composed of a valve body, a valve seat, a valve stem, a guide sleeve, a valve cover and a sealing filler and an electric actuator. The electric single-seat regulating valve has a S-type fluid passage, small pressure drop loss, large flow, high flow characteristic accuracy and wide adjustable range. It is one of the intelligent electric control valve series. The high-performance electric single-seat regulating valve is suitable for various pressure and temperature fluids and high leakage requirements. The electric actuator is an electronic integrated structure with a servo amplifier inside. Input control signal (4-20mADC or 1-5VDC) and power supply can control the valve opening to adjust the pressure, flow, liquid level, temperature and other parameters. The electric single-seat regulating valve has the characteristics of sensitive action, simple connection, large flow, small volume and high adjustment precision. The electric single-seat regulating valve is widely used in automatic control systems of electric power, metallurgy, petroleum, chemical, pharmaceutical, boiler, light industry and other industries.
ZRLP/M - BWG electric bellows control valve, consists of 3810 series (or PSL series), electronic electric actuators and low flow resistance of the valve body, the electric actuator has integrated structure, with servo amplifier, input control signals (4-20 madc or 1-5 VDC) and the power to control the valve opening, reach the working parameters such as pressure, flow, liquid level, temperature regulation. Electric bellows regulating valve spool adopts up-guide structure with compact structure and S streamline flow channel, which makes the pressure drop loss small, flow rate large, adjustable range wide and high accuracy of flow characteristic.The upper cover of the electric bellows regulating valve adopts the bellows sealing structure, which is suitable for the adjustment of extremely cultivated, inflammable, explosive, volatile and rare precious metal medium. Electric bellows regulating valves can also be used in vacuum situations.
Brief Introduction The DCL-05 Small Valve Electric Device intelligent digital control technology can directly receive 4~20mA DC signals from industrial control instruments or computer outputs without additional feedback unit and servo amplifier. It provides accurate position control for a variety of industrial ball valves, disc valves, dampers, baffles, couplings, and more. It not only improves the accuracy of the position control of the electric actuator, but also realizes miniaturization, intelligence and integration. (Combined with the actuator and the actuator) Compared with the traditional electric actuator, it has the characteristics of small size, light weight, high precision, strong function, reliable performance, low running cost and no maintenance. It can be widely used in power stations. , petroleum, chemical, metallurgy, pharmaceutical, light industry and other industries. Product Features Valve position indicating mechanism to ensure accurate valve opening indication The high quality servo controller uses imported industrial grade electronic components. The circuit board in resin plastic package provides better impact and moisture resistance. The unique electronic brake function allows the actuator to generate no surge when positioned. Adjustable machine limiter Ingenious and beautiful with die-cast aluminum alloy casing
Electric wafer soft sealing butterfly valve uses the integration structure, it can be operated by the input single (4 ~ 20 mA DC, 0 to 10 v DC or1-5 v) and the single-phase power supply, it has strong function, small volume, light and pleasant, reliable performance, simple, large flow capacity, etc. The valve is widely used in the automatic control system of food, environmental protection, light industry, petroleum, paper, chemical, teaching and research equipment, power and other industries.
1. Product Introduction Electric ventilation butterfly valve is compose by 802 series quarter-turn electronic type actuator and ventilation butterfly. It use the same material with valve body and to processed into seal ring. Its applicable temperature and corrosion resistance depend on the material of valve body. The nominal pressureï¼?0.6Mpa, and its leakage rate controlled within 2% of the maximum flow volume. It used as ventilating and regulating the medium flow of pipeline in the industry, metallurgy, environment protection and other field. 2. Performance Feature Small driving torque, on-off flexible and easy to operating. Can effectively avoid the stuck phenomenon which caused by thermal expansion. Short structure size, light weight and easy installation. Weld by steel plate. Setting an oil sealing ring on the valve body, without any visible gap between it, and small leakage rate.
1. Product Introduction Electric ball valve compare with the same sized gate valve and globe valve, it can all-closed and all-open when it rotate 90 degree. Valve channels diameter is equal with connection pipes diameter, so the medium can flow past without any leakage. Ball valve is a very important kind of valve, and widely used in the field of petrochemical industry and long-distance transport pipes. Its closure member is a part of globe with hole, and rotate along with valve rod to achieve open and close of valve. 2. Performance Feature 1. Apply to the occasion need two-position cut off and regulating. 2. Electric ball valve can achieve the medium cut-off and circulation functions in the transport pipeline of the petroleum industry, chemical industry paper making, metallurgy, sewage treatment and oil tank truck these fields. 3. High sealing performance and flow capacity, easy to assemble and maintain, small flow resistance, reliable seal. 4. Electric valve has the advantage such as small volume, light weight, large thrust, strong function, easy to operating, high reliability, and installed servo amplifier. 5. Can flow to any position, has wide adjustable range, and it can used for high pressure and big diameter occasion and to control the medium with high viscosity, fiber and fine particle. 6. Directly mounted type, with servo amplifier installed inside. Controlling and operating by output and input 4-20mA signal and 3800VAC voltage. It has the advantage such as easy to link, compact structure, stable and reliable operation.
Brass ball valve. In cartons, standard export packing suitable for long ocean freight.
UPVC plastic butterfly valves. Standard export packing, suitable for long distance ocean freight.
