Knife gate valve, also known as knife gate valve, knife-shaped slurry valve, its opening and closing part is a gate, the direction of movement of the gate is perpendicular to the direction of the fluid, and the knife-edge gate that can cut fiber materials is used to cut off the medium. The gate has Two sealing surfaces, the two sealing surfaces of the most commonly used mode gate valve form a wedge. The wedge angle varies with valve parameters, usually 50. The gate of the wedge knife gate valve can be made into a whole, called a rigid gate. ; It can also be made into a gate that can produce slight deformation to improve its manufacturability and compensate for the deviation of the angle of the sealing surface during the processing. This kind of gate is called an elastic gate.

Diaphragm valve is a special type of valve with a shut-off function. The closing part is composed of a steel disc and a diaphragm made of soft material (rubber and fluoroplastic composite), and the internal cavity of the valve body and the valve cover are composed of a diaphragm made of a steel disc and a soft material (rubber and fluoroplastic composite). The cavity is separated to achieve the purpose of cutting off the medium in the tube.

The Y-type filter is an indispensable filtering device in the pipeline system for conveying the medium. The Y-type filter is usually installed at the inlet of a pressure reducing valve, a pressure relief valve, a fixed water level valve or other equipment to remove impurities in the medium. , In order to protect the normal use of valves and equipment. The Y-type filter has the characteristics of advanced structure, low resistance and convenient sewage discharge.

The soft sealing gate valve is a replacement product of the traditional gate valve. It uses the compensation effect of the elastic gate plate to produce a small amount of deformation to achieve a good sealing effect. The valve has the obvious advantages of light switch, reliable sealing, good elastic memory and long service life, and can be widely used It is used as a regulating and intercepting device on fluid pipelines such as tap water, sewage, construction, food, electricity, medicine, metallurgy, textiles, energy systems, etc.

The shut-off valve is used to cut off the flow of the medium. The stem axis of the shut-off valve is perpendicular to the sealing surface of the valve seat, and it is opened by driving the up and down of the valve core. The stop valve can be used in most media flow systems. Various types of shut-off valves have been developed to meet various uses in petrochemical, electric power, metallurgy, urban construction, chemical and other sectors.

Gate valve refers to a valve in which the closing member (gate) moves in the vertical direction of the centerline of the passage. The gate valve is mainly used for cutting off in the pipeline. Gate valve is a widely used valve. The gate valve can only be used for fully open and fully closed blocking in the pipeline, and cannot be used for adjustment and throttling.

The fluorine-lined ball valve has the movement structure principle of the ordinary ball valve. It is lined with fluoroplastics and the shell is precision investment casting. It has high strength and smooth appearance. The parts in contact with liquid are all fluoroplastics, so it can be within the range of -20℃～180℃ Long-term use for corrosive pipelines and pipelines with any concentration.

Manual ball valves rely on rotating the valve core to make the valve unblocked or blocked. The ball valve switch is light, small in size, can be made into a large diameter, reliable in sealing, simple in structure, easy to maintain, the sealing surface and the spherical surface are often in a closed state, and it is not easy to be eroded by the medium. It is widely used in various industries. The ball valve is mainly used to cut off, distribute and change the flow direction of the medium in the pipeline.

100X remote control float valve is a hydraulically operated valve with multiple functions. Installed at the water inlet of a pool or elevated water tower. When the water level reaches the set height, the main valve is controlled by the floating ball pilot valve to close the water inlet and stop water supply; when the water level drops, the main valve and the float switch control to open the water inlet. The pool is filled with water to realize automatic replenishment.

200X pressure reducing and stabilizing valve is composed of main valve, pilot valve, needle valve, ball valve, micro filter and pressure gauge to form a hydraulic control takeover system. When in use, when the outlet pressure is adjusted, it can automatically maintain a stable outlet pressure. It is widely used in high-rise buildings, living quarters and other water supply pipe network systems and urban water supply projects.

300X slow-closing check valve is an intelligent valve installed at the pump outlet of high-rise building water supply system and other water supply systems to prevent medium backflow, water hammer and water hammer. The valve combines three functions of electric valve, check valve and water hammer eliminator, which can effectively improve the safety and reliability of the water supply system, and integrate the technical principles of slow opening, quick closing, and slow closing to eliminate water hammer to prevent The water hammer when the pump is turned on and when the pump is stopped.

500X pressure relief valve is mainly used in fire fighting or other water supply systems to prevent overpressure in the system or maintain the pressure of the fire water supply system. After the fire pump is turned off, the impact of water hammer can also be reduced. It is also used for water hammer devices in large water supply systems. In addition, a clean filter screen is installed at the inlet of the valve control system, which uses fluid characteristics to prevent suspended particles with larger specific gravity and larger diameter from entering the control system, ensuring unobstructed circulation of the system and ensuring safe and reliable operation of the valve. The system moves smoothly, with high strength and long service life.

Butterfly-type double flap wafer check valve is used for pure pipelines and industrial, environmental protection, water treatment, high-rise building water supply and drainage pipelines, to prevent the reverse flow of the medium. The check valve adopts a clamp type, the butterfly plate is two semicircles, and it adopts a spring for forced reset. The sealing surface can be built-up welding wear-resistant material or rubber lining, with a wide range of use and reliable sealing.

The rubber-lined butterfly wafer check valve is a new type of check valve independently developed by our company. The internal cavity of the valve is all vulcanized rubber, which has strong corrosion resistance and oxidation resistance. It can be used for seawater desalination engineering loops and medication anti-corrosion conditions. .

对夹升降式止回阀适用于公称压力PN10～PN64;公称通径DN15～DN250、NPS1/2～48;工作温度-196℃～540℃的各种管路上，用于防止介质倒流。

Lift check valve: a check valve whose disc slides along the vertical centerline of the valve body. The internal thread check valve can only be installed on a horizontal pipeline. The disc can use a ball on the high-pressure small-diameter check valve. Its structure is similar to the stop valve, and the valve body and disc are the same as the stop valve. The upper part of the valve disc and the lower part of the valve cover are processed with guide sleeves. The disc guide can be moved up and down freely in the valve guide sleeve. When the medium flows downstream, the disc opens by the thrust of the medium. When the medium stops flowing, the disc depends on its own It drops down on the valve seat to prevent the medium from flowing back.

The centerline soft sealing butterfly valve is a conventional butterfly valve preferred for pipelines. It has a simple structure, a small flow resistance coefficient, a flow characteristic tends to be straight, and no debris will be retained. And it has the advantages of light weight, convenient installation and small driving torque. This kind of valve can be used to cut off the medium and adjust the flow of the medium. The driving device can be manual, electric, pneumatic, etc. according to user requirements. The parts of different materials are selected, and the sealing rings of different materials are used to adapt to different media and working conditions, so as to achieve the best cost and performance. The soft sealing butterfly valve is suitable for water supply and drainage, sewage, food, heating, gas, shipbuilding, hydropower, metallurgy, energy system, textile and other industries with temperature ≤120℃ and nominal pressure ≤1.6MPa. It is especially suitable for two-way sealing and the valve body is easy to rust. In occasions, it is used to adjust the flow and intercept the medium.

The centerline flange butterfly valve is the preferred conventional butterfly valve for pipelines. It has a simple structure, a small flow resistance coefficient, a flow characteristic tends to be straight, and no debris is retained. And it has the advantages of light weight, convenient installation and small driving torque. This kind of valve can be used to cut off the medium and adjust the flow of the medium. The driving device can be manual, electric, pneumatic, etc. according to

LT single clip type turbine butterfly valve

The PTFE-lined butterfly valve is to meet the needs of some special fields such as petroleum, chemical industry, food and so on in some corrosive environments with strong acid and strong alkali. The lining of the valve and the valve plate of the conventional butterfly valve is made of fluorine plastics such as F46 and PTFE. Isolate the medium and the valve body to achieve the anti-corrosion effect. PTFE-lined butterfly valve, rubber-lined butterfly valve, as a compo

The PTFE-lined butterfly valve is to meet the needs of some special fields such as petroleum, chemical industry, food and so on in some corrosive environments with strong acid and strong alkali. The lining of the valve and the valve plate of the conventional butterfly valve is made of fluorine plastics such as F46 and PTFE. Isolate the medium and the valve body to achieve the anti-corrosion effect. PTFE-lined butterfly valve, rubber-lined butterfly valve, as a component used to realize the on-off and flow control of the pipeline system, has been extremely widely used in many fields such as petroleum, chemical industry, metallurgy, water and electricity. In the well-known butterfly valve technology, its sealing form mostly adopts a sealing structure, and the sealing material is rubber, polytetrafluoroethylene, etc. Due to the limitation of structural characteristics, it is not suitable for industries such as high temperature resistance, high pressure resistance, corrosion resistance, and wear resistance.

Double eccentric design of valve plate and valve stem The double eccentric design reduces the wear of the valve seat and ensures the two-way air-tight closing function in the entire pressure range. At the starting point of the valve seat, the eccentric valve plate has a cam-like effect, and the valve plate can be pulled away from the valve seat without excessive pressure. The function of the valve plate in the starting position is similar to the cam member, which reduces the wear of the valve seat and minimizes the deformation of the valve seat. When the valve is opened, since the valve plate does not touch the valve seat, the life of the valve seat is prolonged and the operating torque is small. When the valve is closed, the rotary motion of the valve similar to the cam action is a linear motion, which effectively pushes the valve plate to the valve seat. The action of the valve plate on the valve seat prevents the accumulation of foreign matter such as mud and suspended solids.

V230D01/V231D01 self-operated (behind the valve) pressure regulating valve, composed of a control valve, an actuator and a spring for setting the pressure. It is suitable for non-corrosive liquids, gases and steams. The pressure behind the valve in the system pipeline is controlled. When the pressure behind the valve rises, the control valve is closed.

ZJHP pneumatic film single-seat control valve is composed of pneumatic film multi-spring actuators and small size low flow resistance single-seat valve. Pneumatic film single-seat control valve adopts top guide structure and is equipped with multi-spring film actuators. It has the advantages of compact structure, light weight, sensitive action, streamlined fluid passage, low pressure drop loss, large valve capacity, accurate flow characteristics, and convenient disassembly and assembly. It is widely used in the precise control of gas, liquid, steam and other media, and the process parameters such as pressure, flow, temperature, and liquid level are kept at a given value. It is especially suitable for working occasions where the allowable leakage is small and the pressure difference between the front and rear of the valve is not large.

ZJHM pneumatic film single-seat control valve is composed of pneumatic film multi-spring actuator and small-sized sleeve valve. The fine and small pneumatic film sleeve regulating valve adopts a top guide structure and is equipped with a multi-spring actuator. It has the advantages of compact structure, light weight, sensitive action, S streamlined fluid channel, small pressure drop loss, large valve capacity, accurate flow characteristics, and convenient disassembly and assembly. It is widely used to accurately control the process parameters of gas, liquid and other media to keep the pressure, flow, temperature, and liquid level at a given value.

ZDLP electric single-seat control valve is composed of a straight-stroke electric actuator and a small single-seat valve. Contains the function of feeding clothes, accepts a unified 4-20mA or 1-5V (DC) standard signal, converts the current signal into the corresponding linear displacement, and automatically controls the opening of the regulating valve to achieve the pressure and flow of the fluid in the pipeline Continuous adjustment of process parameters such as temperature and temperature. It is suitable for occasions with strict requirements on leakage, small pressure difference before and after valve, certain viscosity and a small amount of fiber medium.

ZDLM sleeve-type electric control valve is composed of a straight-stroke electric actuator and a small sleeve valve. Contains the function of feeding clothes, accepts a unified 4-20mA or 1-5V (DC) standard signal, converts the current signal into the corresponding linear displacement, and automatically controls the opening of the regulating valve to achieve the pressure and flow of the fluid in the pipeline Continuous adjustment of process parameters such as temperature and temperature.

Pneumatic butterfly valve is composed of pneumatic actuator and butterfly valve. The pneumatic butterfly valve uses a circular butterfly plate that rotates with the valve stem for opening and closing. The pneumatic valve that realizes the activation action is mainly used as a cut-off valve. It can also be designed to have the function of adjustment or segment valve and adjustment. At present, the butterfly valve is at low pressure and large The use of medium-diameter pipelines is increasing. The main advantages of pneumatic butterfly valves are simple structure, small size, light weight, and low cost. The characteristics of pneumatic butterfly valves are particularly significant. They are installed in high-altitude dark channels. The pneumatic butterfly valve passes through two-position three-way (or two-position three-way). Position five-way) solenoid valve is easy to control and operate, and it can also adjust the flow medium.

Pneumatic butterfly valve is composed of pneumatic actuator and butterfly valve. The pneumatic butterfly valve uses a circular butterfly plate that rotates with the valve stem for opening and closing. The pneumatic valve that realizes the activation action is mainly used as a cut-off valve. It can also be designed to have the function of adjustment or segment valve and adjustment. At present, the butterfly valve is at low pressure and large The use of medium-diameter pipelines is increasing. The main advantages of pneumatic butterfly valves are simple structure, small size, light weight, and low cost. The characteristics of pneumatic butterfly valves are particularly significant. They are installed in high-altitude dark channels. The pneumatic butterfly valve passes through two-position three-way (or two-position three-way). Position five-way) solenoid valve is easy to control and operate, and it can also adjust the flow medium.

Pneumatic UPVC butterfly valve is a new generation butterfly valve produced in response to the market's demand for various corrosive pipeline fluids. The valve body is made of hygienic and non-toxic, strong corrosion resistance, light weight and a wide range of applications. For example: piping systems for pure water and raw drinking water, drainage and sewage piping systems, brine and seawater piping systems, acid-base and chemical solution systems, and many other industries.

Double eccentric design of valve plate and valve stem The double eccentric design reduces the wear of the valve seat and ensures the two-way air-tight closing function in the entire pressure range. At the starting point of the valve seat, the eccentric valve plate has a cam-like effect, and the valve plate can be pulled away from the valve seat without excessive pressure. The function of the valve plate in the starting position is similar to the cam member, which reduces the wear of the valve seat and minimizes the deformation of the valve seat. When the valve is opened, since the valve plate does not touch the valve seat, the life of the valve seat is prolonged and the operating torque is small. When the valve is closed, the rotary motion of the valve similar to the cam action is a linear motion, which effectively pushes the valve plate to the valve seat. The action of the valve plate on the valve seat prevents the accumulation of foreign matter such as mud and suspended solids.

The PTFE lining butterfly valve is to meet the needs of some corrosive environments with strong acid and strong alkali, petroleum, chemical industry, food and other special fields. The inner and valve plate of the conventional butterfly valve are lined with PTFE to make the medium and the valve Body isolation to achieve anti-corrosion effect. PTFE-lined butterfly valve, rubber-lined butterfly valve, as a component used to realize the on-off and flow control of the pipeline system, has been extremely widely used in many fields such as petroleum, chemical industry, metallurgy, water and electricity. In the well-known butterfly valve technology, its sealing form mostly adopts a sealing structure, and the sealing material is rubber, polytetrafluoroethylene, etc. Due to the limitation of structural characteristics, it is not suitable for industries such as high temperature resistance, high pressure resistance, corrosion resistance, and wear resistance.

The PTFE lining butterfly valve is to meet the needs of some corrosive environments with strong acid and strong alkali, petroleum, chemical industry, food and other special fields. The inner and valve plate of the conventional butterfly valve are lined with PTFE to make the medium and the valve Body isolation to achieve anti-corrosion effect. PTFE-lined butterfly valve, rubber-lined butterfly valve, as a component used to realize the on-off and flow control of the pipeline system, has been extremely widely used in many fields such as petroleum, chemical industry, metallurgy, water and electricity. In the well-known butterfly valve technology, its sealing form mostly adopts a sealing structure, and the sealing material is rubber, polytetrafluoroethylene, etc. Due to the limitation of structural characteristics, it is not suitable for industries such as high temperature resistance, high pressure resistance, corrosion resistance, and wear resistance.

The three-piece pneumatic ball valve only needs to be rotated 90 degrees with air and a small torque can be closed tightly. The completely equal internal cavity of the valve provides a straight flow channel with little resistance for the medium. It is generally believed that the ball valve is most suitable for direct opening and closing. The ball valve has been designed to throttle and control the flow. The main feature of the ball valve is its compact structure, easy operation and maintenance, suitable for general working media such as water, solvent, acid and natural gas, and also suitable for media with harsh working conditions, such as oxygen, hydrogen peroxide, methane and ethylene. The ball valve body can be integral or combined.

The pneumatic ball valve only needs to be rotated 90 degrees with air and a small torque can be closed tightly. The completely equal internal cavity of the valve provides a straight flow channel with little resistance for the medium. It is generally believed that the ball valve is most suitable for direct opening and closing. The ball valve has been designed to throttle and control the flow. The main feature of the ball valve is its compact structure, easy operation and maintenance, suitable for general working media such as water, solvent, acid and natural gas, and also suitable for media with harsh working conditions, such as oxygen, hydrogen peroxide, methane and ethylene. The ball valve body can be integral or combined.

Pneumatic three-way flange ball valve can be divided into L type and T type. The L-type three-way ball valve is used to switch the flow direction of the medium, which can make the two mutually perpendicular channels communicate. Three-way ball valves generally adopt a two-seat structure, but can also adopt a four-seat structure. The four-seat sealed three-way ball valve has beautiful appearance, compact and reasonable structure. It can not only switch the flow direction of the medium, but also make the three channels communicate with each other. At the same time, it can also close any channel to connect the other two channels for flexible control. Confluence or divergence of media in pipelines.

Pneumatic three-way flange ball valve can be divided into L type and T type. The L-type three-way ball valve is used to switch the flow direction of the medium, which can make the two mutually perpendicular channels communicate. Three-way ball valves generally adopt a two-seat structure, but can also adopt a four-seat structure. The four-seat sealed three-way ball valve has beautiful appearance, compact and reasonable structure. It can not only switch the flow direction of the medium, but also make the three channels communicate with each other. At the same time, it can also close any channel to connect the other two channels for flexible control. Confluence or divergence of media in pipelines.

UPVC pneumatic ball valve adopts double-rotation and flange connection, which can be assembled quickly without using special tools. It has the advantages of compact structure, abrasion resistance, easy disassembly, convenient maintenance, simple maintenance and so on. The material of the valve body is hygienic, non-toxic, strong in corrosion resistance, light in weight, and has a wide range of applications. For example: piping systems for pure water and raw drinking water, drainage and sewage piping systems, brine and seawater piping systems, acid-base and chemical solution systems, and many other industries.

Electric butterfly valve is matched by butterfly valve and electric actuator mechanism. It can be controlled by switch type (active or passive feedback signal can be provided) or adjustable input control signal (4～20mA or 0～10VDC) and single-phase power supply. Electric butterfly valve has strong function, small size, light weight, reliable performance, simple matching, large flow capacity, electric butterfly valve is especially suitable for occasions where the medium is viscous, contains particles, and fiber. At present, the electric regulating butterfly valve is widely used in the industrial automatic control system of food, environmental protection, light industry, petroleum, papermaking, chemical industry, teaching and scientific research equipment, electric power and other industries.

Electric butterfly valve is matched by butterfly valve and electric actuator mechanism. It can be controlled by switch type (active or passive feedback signal can be provided) or adjustable input control signal (4～20mA or 0～10VDC) and single-phase power supply. Electric butterfly valve has strong function, small size, light weight, reliable performance, simple matching, large flow capacity, electric butterfly valve is especially suitable for occasions where the medium is viscous, contains particles, and fiber. At present, the electric regulating butterfly valve is widely used in the industrial automatic control system of food, environmental protection, light industry, petroleum, papermaking, chemical industry, teaching and scientific research equipment, electric power and other industries.

The electric UPVC butterfly valve is a new generation butterfly valve produced in response to the market's demand for various corrosive pipeline fluids. The valve body is made of hygienic and non-toxic, strong corrosion resistance, light weight and a wide range of applications. For example: piping systems for pure water and raw drinking water, drainage and sewage piping systems, brine and seawater piping systems, acid-base and chemical solution systems, and many other industries.

The electric sanitary butterfly valve adopts standard electronic polishing, and the smooth surface ensures cleanness, no medium accumulation area, and no potential pollution. The quick disassembly and assembly of the valve makes the valve opening and maintenance quick and easy, and shortens the process downtime. It is widely used in process control occasions such as food, pharmaceuticals, cosmetics, clean steam, wine, beverages, and biochemical industries. It has the advantages of compact structure, convenient disassembly and assembly.

Electric fully lined fluorine butterfly valve has two types: on-off type and adjustable type. The butterfly valve is matched with the electric actuator mechanism. Input control signal (4～20mA or 1～5VDC) and single-phase power supply can control the operation. It has strong functions, small size, Lightweight, reliable performance, simple matching, large flow capacity, electric butterfly valve is especially suitable for the occasions where the medium is strong acid and strong alkali is corrosive. At present, the electric regulating butterfly valve is widely used in the industrial automatic control system of food, environmental protection, light industry, petroleum, papermaking, chemical industry, teaching and scientific research equipment, electric power and other industries.

Electric fully lined fluorine butterfly valve has two types: on-off type and adjustable type. The butterfly valve is matched with the electric actuator mechanism. Input control signal (4～20mA or 1～5VDC) and single-phase power supply can control the operation. It has strong functions, small size, Lightweight, reliable performance, simple matching, large flow capacity, electric butterfly valve is especially suitable for the occasions where the medium is strong acid and strong alkali is corrosive. At present, the electric regulating butterfly valve is widely used in the industrial automatic control system of food, environmental protection, light industry, petroleum, papermaking, chemical industry, teaching and scientific research equipment, electric power and other industries.

Double eccentric design of valve plate and valve stem The double eccentric design reduces the wear of the valve seat and ensures the two-way air-tight closing function in the entire pressure range. At the starting point of the valve seat, the eccentric valve plate has a cam-like effect, and the valve plate can be pulled away from the valve seat without excessive pressure. The function of the valve plate in the starting position is similar to the cam member, which reduces the wear of the valve seat and minimizes the deformation of the valve seat. When the valve is opened, since the valve plate does not touch the valve seat, the life of the valve seat is prolonged and the operating torque is small. When the valve is closed, the rotary motion of the valve similar to the cam action is a linear motion, which effectively pushes the valve plate to the valve seat. The action of the valve plate on the valve seat prevents the accumulation of foreign matter such as mud and suspended solids.