Explore Trending Topics
RESOURCES
FAQ
PRODUCTS Latest News
Analysis of Common Failures of Exhaust Valve

Analysis of Common Failures of Exhaust Valve

Dec 27,2021

Read More
Valve Knowledge

Valve Knowledge


Introduction to 1 Piece & 2 Piece & 3 Piece Ball Valves Jan 12-2022

Ball valves are widely used in many commercial, institutional and industrial areas where it requires the isolation of system parts, or just to regulate the on-off state of the system. The product vari...

Read More

Balancing Valve Working Principle Jan 07-2022

Balance valve is a dynamic and static balancing valve under hydraulic conditions. such as static balance valve, dynamic balance valve.Valve body material: cast iron, cast steel .work pressure is 0.6-4...

Read More

Common Faults and Preventive Measures of Gate valves Jan 05-2022

Gate valves are the main components of the oil (gas) wellhead, several kinds of common faults in the use of the common faults as follows.1. Leakage between gate valve and gate valve junctionFirst, che...

Read More

Steps To Choose Valves Jan 04-2022

To know the application of valves in devices and equipment, as well as working conditions, practical medium, working pressure, and working temperature.To confirm the nominal diameter and connecting me...

Read More

Do You Make These 5 Mistakes in Choosing Valves for Steam System? Jan 04-2022

Steam generated by water boilers is used in a wide range of industrial applications. Unlike most other industrial fluids, steam has special characteristics that make it difficult to control with valve...

Read More

Do You Know All these Characteristics of Knife Gate Valves? Jan 04-2022

Knife gate valves have advantages like simple and compact structure, reasonable design, material saving, reliable sealing, flexible operation, small volume, smooth passage, small flow resistance, ligh...

Read More

Analysis of Common Failures of Exhaust Valve Dec 27-2021

Ⅰ. Burnout of exhaust valveThe exhaust valve burnout is the most common failure of the exhaust valve. The main reason is that the exhaust valve is not tightly sealed, causing high-temperature gas lea...

Read More

Types and Functions of Check Valve Dec 20-2021

Ⅰ. Definition of check valveThe definition of a check valve refers to a valve that automatically opens and closes the disc depending on the flow of the medium itself to prevent the medium from flowin...

Read More

The Function For Valves' Commonly Used Material Dec 17-2021

Gray cast iron used for producing the low-pressure valves, suitable for pressure below than PN1.0MPa and not larger than PN1.6MPa unless the small size valves can be used. And temperature usually betw...

Read More

What Are The Commonly Used Materials Of Valves Dec 17-2021

The commonly used materials for valves usually have gray cast iron(HT200, HT250), malleable cast iron(KTH350-10, KTH450-6), spheroidal graphite cast iron(QT400-15, QT450-10), carbon steel(WCA, WCB, WC...

Read More

Precautions for Purchasing Regulating Valves Dec 13-2021

Ⅰ. How to select the valve body type of the adjusting valveThere are many types of valve bodies for regulating valves. Common types of valve bodies include straight-through single-seat, straight-thro...

Read More

Pipeline Valves-which Is Durable Between Butterfly Valves And Ball Valves? Dec 09-2021

Which is durable between butterfly valves and ball valves? This is not absolute, just rely on the working condition is more suitable for butterfly valves or ball valves.Here are the advantages and dis...

Read More

Working Principle and Classification of Adjusting Valve Dec 06-2021

In the automatic control of modern factories, the regulating valve plays a very important role. The production of these factories depends on the correct distribution and control of the flowing medium....

Read More

What Need To Be Paid Attention When Installed The Pipeline Valves? Dec 01-2021

What need to pay attention to when installed the valves? First we should choose the suitable valve, because valve is the control part in the pipeline flow transportation system, it's used to chang...

Read More

The Main Classification And User Condition For Sealing Material Of Valves Dec 01-2021

The seal is the most important part in the valves, its main purpose is to prevent leakage. The valve sealing seat also be called sealing ring, it contact with the pipeline's medium directly and ca...

Read More

The Description For Valves Pressure-bearing Direction And Requirement For Valves Installation Direction Dec 01-2021

Valves pressure-bearing means the pressure that the valves can bear, that is, valves pressure level is larger than the pipeline’s designed pressure level. Valves pressure-bearing direction means that...

Read More

Application Requirements of Regulating Valves in Modern Industry Nov 24-2021

Advanced modern industry is marked by production automation. From the development history and progress of automation system, the change of technical tools plays a very important role. A variety of adv...

Read More

How to Solve the Leakage Problem of Regulating Valves? Nov 17-2021

The external leakage of the regulating valves can be solved by pressing the packing or replacing the packing. For the working conditions that firmly need to eliminate the external leakage, the upper v...

Read More

Types, Characteristics and Selection Principles of Plug Valves Nov 10-2021

Ⅰ. Plug valves types1. Fastening plug valvesThe fastening set plug valves are usually used for low-pressure straight pipe. The sealing performance completely depends on the fit between the plug and t...

Read More

The working principle for ball valves Nov 08-2021

The opening and closing parts for ball valves is a sphere with circular channel, rotating around the axis which is vertical with the channel. The sphere turn around with stem to make the channel closi...

Read More

The reason for valves sealing face's leakage and solution ways Nov 08-2021

Valve is one kind of the most used control part in flow systems, can be used for opening & closing, or controlling the flow direction, or adjusting. From the simplest function of cutting off, the ...

Read More

Use Methods of Pipeline Filters Nov 03-2021

As a hydraulic term, filter for pipeline is a filter used in the pipeline part of the hydraulic system. Filter for pipeline is a filter involved in pipeline transportation. The filter for pipeline is ...

Read More

The difference between gate valves and globe valves Oct 25-2021

From the structure:The length of gate valves is shorter than globe valves, but the height is higher than globe valves. We should pay attention to the height when installing the stem gate valves, if th...

Read More

The knowledge for water treatment control valves’ maintenance and pressure testing Oct 25-2021

How to maintain the water treatment control valves?1. Firstly, close the front and back sides of water treatment control valves.2. Loose the screw which on the bonnet of water control valves, so relea...

Read More

The function for single-port exhaust valve and the double-ports exhaust valve Oct 25-2021

Exhaust valve is a special valve used to prevent negative pressure in the process of stopping the pump water hammer. It is installed in the raised part of the pipeline, inhale air when the pipeline’s...

Read More

Method of Replacing Flange Gasket of Gate Valves Oct 25-2021

1. Preparations for flange gasket replacement of gate valves(1) Material: butter, cotton yarn, leak detection fluid, sealing gasket.(2) Tools: wrench, screw.2. Procedures for replacing flange gaskets ...

Read More

Electric Actuator Selection of Electric Butterfly Valves Oct 18-2021

Electric butterfly values are composed of butterfly values and electric devices. Therefore, after the butterfly value is determined, it is important to correctly choose the electric device to meet the...

Read More

Help You to Understand the Difference Between Globe Valves and Gate Valves Oct 11-2021

Globe valves, gate valves, butterfly valves, check valves and ball valves are all indispensable control components in various piping systems. Each valve has a different appearance, structure and funct...

Read More

Ball Valve Maintenance And Protection Details Oct 04-2021

The ball valve is a general valve with wide application. It has a large amount of consumption and fast consumption. Therefore, reasonable maintenance is very necessary. MSTN International Technologies...

Read More

How to Solve the Malfunction of Electric Wafer Butterfly Valves Sep 28-2021

Electric wafer butterfly valves control the switch rely on the power supply of the electric actuator, it doesn't have flange itself, so the valves body's thickness is relatively thinner, use a...

Read More

The Origin and Development for Valves Sep 28-2021

1. What are ValvesValves are devices to control the flow and pressure, as a control part of pipeline transportation systems. The flow include liquid, gases, gas-liquid mixture or solid-liquid mixture....

Read More

What Are the Factors That Affect the Sealing Performance of the Valve Sep 27-2021

1. Quality of valve sealing surfaceWhen the specific pressure on the valve sealing surface is below 40MPa, the quality of the sealing surface plays a decisive role in the working sealing performance o...

Read More

Gate Valve - How They Work Sep 26-2021

A gate valve controls the media's flow by lifting the gate (open) and lowering the gate (closed). A gate valve's distinct feature is the straight-through unobstructed passageway, which induces...

Read More

Solutions for Regulating Valves That Are Often Stuck or Blocked Sep 20-2021

1. Cleaning method of control valveWelding slag, rust, slag, etc. in the regulating valve pipeline cause blockage or jam in the orifice, guide part, and balance hole of the lower bonnet, causing strai...

Read More

Four Technical Requirements of Modern Coal Chemical Industry on Valve Products Sep 13-2021

Ⅰ. Requirements for chemical valve materialsDue to the existence of coal-oil slurry in the direct coal liquefaction reaction, the abrasion of chemical valves, pipelines and other equipment materials ...

Read More

Application of High-performance Triple Eccentric Bidirectional Hard-seal Butterfly Valve Sep 06-2021

At present, the 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, ...

Read More

Notes on the Ball Valves Installation Aug 23-2021

In the past, we have shared the performance, principle, structure and classification of ball valves to help our customers achieve better model selection. In addition, the ball valves installation is a...

Read More

The Structural Principle of Stainless Steel Gate Valve Aug 16-2021

The structural principle analysis of gate valves is problem we have encountered before, and it is also a popular topic that everyone generally talks about. You may see related consultations about stai...

Read More

General Knowledge About the Selection of Gate Valve and Butterfly Valve Aug 09-2021

Ⅰ. Regular selection of gate valve and butterfly valveIn this artical, the regular selection of gate valve and butterfly valve will be inreoduced.In selecting different types of butterfly valves and ...

Read More

Classification of Ball Valves Aug 02-2021

The ball valve and the plug valve are the same type of valve, but their functions are different. Today, the Shanghai ball valve manufacturer, HUAGANG Valve will tell you the classification and functio...

Read More

Application Of Gate Valve Jun 24-2021

Gate valves are a very high-usage valve that can be encountered even in everyday life. But what is the purpose of the specific gate valve, and which gates are often used on which valves?

Read More

What Is The Future Development Prospect And Trend Of Valves In China Jun 21-2021

The market competition draws our country valve round and round of fierce competition, the development trend of the future valve is the focus of peer concern.

Read More

Attention For Valve Procurement Jun 17-2021

As a purchaser, there are some precautions when buying a valve that we need to consider. In order to avoid ambiguity, each valve should be accurately specified.

Read More

Valve Industry Development Trend Jun 14-2021

At present, a new round of industrial revolution is emerging in the world. In terms of production mode, manufacturing is characterized by digitalization, networking and intelligentization.

Read More

Chemical Industry Valve Selection Jun 10-2021

In chemical industry, the medium transported in pipelines usually has certain corrosiveness, such as sulfuric acid, hydrochloric acid, nitric acid and other corrosive media.

Read More

Classification And Characteristics Of Gate Valves Jun 03-2021

Gate valves are widely used in pipelines, mainly to connect and cut off the role of the medium. Not suitable for regulating the flow of the medium, but can be used to determine the flow based on the height of the valve stem lift.

Read More

Commonly Used Valve Introduction May 27-2021

The valve is a pipeline accessory, used to open and close the pipeline and control the flow of fluid medium in the pipeline. The functions of the valve in the pipeline include cutoff, adjustment.

Read More

Introduction To Check Valve May 20-2021

Check valveCheck valve is to rely on the flow of the media itself and automatically open, close valve disc, used to prevent the media backflow valve, also known as reverse valve, one-way valve, revers valve

Read More

Key Point Of Valve Selection May 13-2021

Selection of valvesThe first step in ensuring valve life is to achieve the best performance level of the valve, so we should make sure to select the right valve to use in the right place.

Read More

The Difference Between Non-rising Stem Gate Valve And Rising Stem Gate Valve May 06-2021

1. The lifting screw of Non-Rising Stem Gate Valve is only rotating without moving up and down. The exposed one is only a rod. The nut is fixed on the gate. The screw is used to lift the gate.

Read More

The Working Principle Of Gate Valve Apr 29-2021

Gate valve is basically used in fluid pipelines for controlling the flow of fluid. There will be one gate or wedge in gate valve and it will control the fluid flow.

Read More