How to improve the switching speed of AT pneumatic actuators?
July 16, 2020 butterfly valve As the speed of AT pneumatic actuators increases, the impact of actuators and valves in the […]
July 16, 2020 butterfly valve As the speed of AT pneumatic actuators increases, the impact of actuators and valves in the […]
Advantages: 1. Pneumatic device is simple in structure, light in weight, simple in installation and maintenance. The medium is air, […]
1. Pressure loss. Because liquids are viscous and have friction when flowing in pipelines, they must lose some energy in […]
The hydraulic control slow closing ball valve features small flow resistance coefficient, high degree of automation, complete functions, stable and […]
1. Shell. The shell is made of hard aluminum alloy, anodized and polyester powder coated, with strong corrosion resistance, protection […]
(1) Generally, strength test is not require for valves. But strength test shall conduct for valve body and bonnet after […]
1. Equipment environmental requirements. This PL series valve electric actuators can be used indoors or outdoors.This PL series valve electric […]
1. Manually turn the valve to check that there is no abnormal situation and make the valve in the full […]
Electric actuators are mainly used in the following three fields. 1. Power plant. Typical applications are: ① Application in thermal […]
1. Stroke of electric actuator. This parameter is also an important parameter. For the angle stroke electric actuator, the stroke […]
According to the movement mode of the controlled object, the electric actuator can divide into the following structural types: straight […]
Corrosion is one of the important elements that cause valve damage. Therefore, in valve protection, valve anti-corrosion is an important […]
Valve drive mode: According to the movement mode of the driving mechanism, the valve driving device is divided into two […]
For valves, not only installation and regular maintenance, but also operation. Generally, the opening and closing of the valve shall […]
During the use of the valve, attention should be paid to the maintenance. Good maintenance can ensure the reliable operation […]
Overload may occur if: 1. The power supply voltage is low, and the required torque is not obtain. So that […]
In general, the correct choice of electric actuator is based on the following: 1. Operating torque. Operating torque is the […]
At present, the international each country for the use of the valve standards are not the same. Because of the […]
Electric butterfly valve definition: Electric butterfly valve is one of the most commonly used valves in industrial pipelines.Butterfly valve small […]
Notes for installation and use of telescopic flange butterfly valve: 1, Expansion flange butterfly valve must be flat before installation, […]
Ventilation butterfly valve is a kind of non closed butterfly valve. The ventilation butterfly valve is use in the dust […]
PVC butterfly valve is plastic butterfly valve. Plastic butterfly valve has strong corrosion resistance, wide application range, wear resistance, easy […]
1. Before the installation of electric butterfly valve, confirm whether the product performance and medium flow direction arrow of the […]
Electric butterfly valve is the main control butterfly valve in the production process automation system. It is an important implementation […]
1. ISO 9001 quality system certification. The role of the certification is to establish a quality assurance system from product […]
High performance butterfly valve is a kind of butterfly valve with Telfon lining in the inner cavity of the valve […]
1. API specifications. As is well known, API609 has become a de facto international specification for valves used in important […]
In order to meet the requirements of various working conditions, butterfly valves have experienced the evolution from concentric to single […]
(1) Pneumatic butterfly valve accessories mainly include: positioner, converter, actuator, booster valve, position-preserving valve, pressure-reducing valve, filter, oil mist, travel […]
How to choose pneumatic actuators? Usually adopts the new series of AT pneumatic actuators that have double acting and single […]
1. Fix the pneumatic actuator on the test table and connect the air source, control air source and displacement detection […]
Pneumatic actuators also known as pneumatic head pneumatic head, is driven by air pressure to open and close or adjust […]
The quality of valve installation directly affects the use, so special care must be taken. 1) The installation position, height […]
Advantages of electric butterfly valve: 1, Open and close fast and convenient, small flow resistance. 2, Simple structure, small size, […]
In many factories and workshops, equipment maintenance and maintenance has asked to be standardized and institutionalized. Pneumatic butterfly valve, although […]
Causes of leakage at both ends of butterfly valve: 1. Gaskets on both sides fail. 2. Pipe flange pressure is […]
The structure principle of pneumatic butterfly valves: Pneumatic valve is compose of pneumatic actuator and valve body two parts. The […]
Butterfly valves are also called flip valves. Switching control for low pressure piping media is a valve that opens and […]
Butterfly valves are butterfly valves because they look like butterflies. Butterfly valves can divide into different types from various aspects. […]
butterfly valve and pnenumatic butterfly valve
Design?JIS B2032?JIS B2064 Flange?JIS 5K Face to face: JIS 5K SIZE A B C D E F d G H […]
butterfly valve bolt chart DIN flange and bolt DN In PN10 PN16 OD PCD Bolt and length Flange thickness OD […]
Design?JIS B2032?JIS B2064 Flange?JIS 5K/10K Face to face: JIS 10K SIZE A B C D E F d G H […]