1. Weld marks (Commonly known as: clamped water pattern; other names: clamped line, clamped line, and glue line) definition In the injection molding process, when two streams meet, the interface is not completely fused and the traces are caused.   2....

In the market, the Y-type filter works in the same way, but the Y-type filter that needs to pay attention to different product parameters when selecting is different in the scope and environment of use. The basic parameters such as the temperature re...

The brittleness of plastics has always been a factor that plagues the normal operation of some companies. The brittleness of pipes has more or less affected the market share and user reputation of these pipe companies in terms of cross-sectional appe...

The electric gas gate valve is suitable for medium: blast furnace gas, coke oven gas, producer gas, water gas, oil gas and other sewage gas, as well as liquefied gas, natural gas, mine gas and other clean gas. It is mainly used in gas production and ...

The brittleness of plastics has always been a factor that plagues the normal operation of some companies. The brittleness of pipes has more or less affected the market share and user reputation of these pipe companies in terms of cross-sectional appe...

Butterfly valve is one of the commonly used valves for pipeline valves. Because of its simple structure and convenient operation, it can form diversified control methods, such as electric butterfly valve, pneumatic butterfly valve and turbo butterfly...

Check valve refers to a valve whose opening and closing parts are circular discs and rely on its own weight and medium pressure to generate actions to block the back flow of the medium. It is an automatic valve, also known as check valve, one-way val...

The tightness of the self-operated regulating valve affects the performance of the self-operated regulating valve. Therefore, the sealing performance of the self-operated regulating valve should be continuously improved. The sealing performance of th...

The self-operated pressure regulating valve is divided into two types according to the position of the pressure-taking point before and after the valve. When the pressure point is in front of the valve, the pressure is constant before adjusting the v...

The opening and closing part of the ball valve is a sphere, which is driven by the valve stem and rotates 90° around the axis of the ball valve to open or close. It can also be used for fluid adjustment and control. It is mainly used for cutting, dis...

The ball valve opening and closing member is a ball that is driven by the valve stem and rotated 90° around the axis of the ball valve to open or close. It can also be used for fluid regulation and control. It is mainly used to cut, distribute and ch...

The valve positioner is the main accessory for the regulating valve and is usually used with pneumatic valves. Its function is: accept the output signal of the regulator, and then use its output signal to control the pneumatic valve. When the valve i...