Knowledge

Flange Introduction

Flange (Flange), also called Flange Flange disc or Flange Flange is the shaft and the shaft are connected to each other parts, used for the connection between the pipe end; Also useful on equipment i...

Flange Introduction
Flange Description

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Flange Description
Working Principle Of Needle Valve

The function of any valve is to cut off the flow. Depending on the valve core, it can be divided into globe valve, gate valve, plug valve, ball valve, butterfly valve, needle valve and so on. Needl...

Working Principle Of Needle Valve
Common Faults Of Flange

Flange in the continuous production of modern industrial corrosion erosion by the medium temperature and pressure vibration, the influence of such factors as inevitably leak problems due to the sealin...

Common Faults Of Flange
Valve characteristics

1-01 Valve.A general term for mechanical products with movable mechanism used to control the flow of medium in pipes. 1-02 Generalvalve.Valves commonly used in pipelines of industrial enterprises. 1...

Valve characteristics
Classification of the flange

Threaded 1. Used where welding would would be hazardous 2. Designed for low-pressure and non-cyclic applications 3. Bore is threaded to match pipe thread 4. Tapered to seal pipe and flanges Slip-...

Classification of the flange
How Gate Valves Work

The opening and closing parts of the gate valve are the gate, the movement direction of the gate is perpendicular to the direction of the fluid, and the gate valve can only be fully open and full off,...

How Gate Valves Work
Advantages of gas ball valves

Compared with other types of valves, pneumatic ball valves have angular stroke output torque, fast opening, smooth and reliable, wide application, and some of the following advantages: 1, stop the be...

Advantages of gas ball valves
Features of Ball Valves

First, wear-resistant; because the valve core of the hard seal ball valve is alloy steel spray welding, The sealing ring is alloy steel surfacing, so the hard seal ball valve does not produce much wea...

Features of Ball Valves
Introduction to Ball Valves

Ball valve came out in the 1950s, with the rapid development of science and technology, production technology and product structure of continuous improvement, in a short period of 40 years, has rapidl...

Introduction to Ball Valves
Ball valves are classified by function

1, bypass valve: Ball valve is generally open for static water, so set up a bypass valve first flat pressure, that is, both sides filled with water; 2, air valve: When filling the water, exclude air...

Ball valves are classified by function
How the check valve works

Check valves can also be used to supply pipes where the pressure may rise to an auxiliary system that exceeds the system pressure. The check valve can be divided into rotary check valve (rotation acc...

How the check valve works
Precautions for installing Check valves

1, in the pipeline system do not let the check valve bear the weight, large check valve should be independently supported, so that it is not affected by the pressure generated by the piping system. 2...

Precautions for installing Check valves
Meaning of threaded globe valve

A threaded cutoff valve is a valve that is moved by a closing piece/disc along the center line of the seat. According to this type of movement of the disc, the change of the valve seat outlet is in a...

Meaning of threaded globe valve
What is a American standard ball valve?

The American Standard ball valve and the flange gate valve are the same type of valve, the difference in its closing piece is a sphere, the sphere around the center line of the valve body to rotate to...

What is a American standard ball valve?
Definition of valve body

A "valve" is defined as a device used in a fluid system to control the direction, pressure, and flow of a fluid. A valve is a device that flows or stops a medium (liquid, gas, powder) in a piping and...

Definition of valve body
What is the bottom valve?

The bottom valve is actually a kind of check valve, which plays a role in preventing water backflow. Bottom valve According to the material can be divided into plastic bottom valve and metal bottom v...

What is the bottom valve?
The meaning of spiral filter

Thread filter is an indispensable device on the conveying medium pipe, usually installed in the inlet end of the pressure relief valve, pressure relief valve, fixed water level valve or other equipmen...

The meaning of spiral filter
What is a two-piece ball valve?

The inner threaded two-chip ball valve and the gate valve are the same type of valve, the difference in its closing piece is a sphere, the sphere around the center line of the valve body to rotate to...

What is a two-piece ball valve?
How to maintain three-ways ball valve?

1. Leave the position where the valve handle rotates. 2. Cannot be used as throttling. 3 Ball valves with transmission mechanism shall be installed upright. Three-to-three ball valve works by rotati...

How to maintain three-ways ball valve?
What is a flange ball valve?

Ball valve AND gate valve is the same type of valve, the difference in its closing part is a sphere, the sphere around the valve body line rotation to achieve the opening, closing of a valve. The ball...

What is a flange ball valve?
What is a globe valve

The cut-off valve is also called truncated door valve, which belongs to the forced sealing valve, so when the valve is closed, pressure must be exerted on the disc to force the sealing surface not to...

What is a globe valve
Introduction to Filters

Filter is an indispensable device on the conveying medium pipe, usually installed in the pressure relief valve, pressure relief valve, fixed water level valve, person filter other equipment inlet equi...

Introduction to Filters
What is a check valve?

A check valve is a valve in which the opening and closing parts are circular disc and act to block the backflow of the medium by means of their own weight and dielectric pressure. It is an automatic v...

What is a check valve?