Knowledge

Introduction: Low -temperature stop valve refers to the valve that automatically opens and closed the valve petals by flowing by the media itself to prevent the medium reflux, also known as the invers

Introduction: The US standard truncation valve and the flange truncation valve are the same type of valve. The closing piece is a valve flap. The center line of the valve wound valve body is rotated t

1. Is it easy to oscillate when the double -seater regulating valve is in a small opening state? Why can't the two -seater regulating valve be used to use it, which is determined by its valve stru

1. The anti -blocking of the direct stroke regulating valve and the angle valve? The valve core of the direct stroke regulating valve is vertical movement, the fluid is horizontal movement, and the in

Leakage of high school butterfly valves is a relatively common problem, but in some important system equipment, once leakage of high school butterfly valves will affect industrial production and serio

Tibetan leakage treatment of the leakage of the filler room There are also many ways to deal with the external leakage of the high school pressure butterfly valve of the power station. Among them, the

1. Adhesive method If it is a sandy eye with a small stress medium and a small leakage amount, you can polish the metallic luster around the leaky point, and then use the cone nail to align the leakag

When the valve is fully open, a sealing device that prevents the medium from leaking to the packing box is called the upper sealing device. When the gate valve, stop valve, throttle valve is closed, b

Butterfly valves and flanged butterfly valves are two common types of butterfly valves. The scope of application of the two butterfly valves is very wide, but many friends can not distinguish between

At the use site, when the regulating valve does not operate, the following measures can be taken. a. No air source pressure, no input signal. The causes are as follows: The air compressor power supply

Flash and cavitation of regulating valve The liquid flowing in the control valve often has two phenomena: flash and cavitation. Their occurrence not only affects the selection and calculation of calib

Introduction A check valve and a backflow valve are both types of valves commonly used in piping systems, and the terms are often used interchangeably. However, they are not identical, and each plays