About Us

MINEVIK Machinery is a leading and pioneering enterprise with the most advanced international level in R&D, manufacturing and selling of large-scale crushing & screening plants and beneficiation plants.

large-scale crushing & screening plants and beneficiation plants.

All of our equipment have got ISO international quality system certification, European Union CE certification and Russian GOST certification.

  • In central China-Zhengzhou, covering 140 thousand square meters
  • Win-win cooperation and create more value to customers
  • Exported large quantities and high-end mobile crushing plant and milling equipments to Russia, Kazakhstan, Indonesia, Ecuador, South Africa, Nigeria, Turkey more than 100 countries .

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Our Products

AS a leading global manufacturer of crushing and milling equipment, we offer including quarry, aggregate, grinding production and complete stone crushing plant. We also supply individual crushers and mills as well as spare parts of them.

Services

Our goal is to guarantee the excellent operation equipment with high safety for our customers and minimize the downtime of the machine by predictive maintenance. Kefid service and original accessories can be 100% trusted at the time of maintenance.

SERVICE AND SUPPORT

Minevik service and original accessories can be 100% trusted at the time of maintenance.

ACCESSORIES CENTER

striving to enable customers to get the parts in the nearest place.

SALES MARKET

Our sales market is spread all over more than 100 countries and regions

different types of valves

How valves work | Types of valves Explain that Stuff

07/03/2019· Artwork: Eight common types of valves, greatly simplified. Color key: the grey part is the pipe through which fluid flows; the red part is the valve and its handle or control; the blue arrows show how the valve moves or swivels; and the yellow line shows which way the fluid moves when the valve is open. The many different types of valves all

Different Types Of Valves With PDF File Engineering

12- Solenoid valve an electrically actuated valve for hydraulic or pneumatic fluid control. 13- Spool Va lve for hydraulic control, similar to the choke valve. Basic Types by function. Valves can be categorized also based on their function. 1- Check valve or non-return valve, allows the

Different Valve Types, Applications & Suitability

26/10/2016· Visit the Technical section of our website for more information on the different types of valves that are used in a variety of applications, these descriptions my provide a basic guideline on the

A Closer Look at 10 Different Types of Valves | World Wide

04/11/2013· A list containing globes, gates, checks, angles and strainers can only mean we’re taking a closer look at different types of valves. In our discussion of the world of maritime supplies, a detailed listing of valves is a necessary procedure.

What are the different types of valves? Valves

18/10/2017· Valves are devices used to control the flow of a fluid stream. There are different kinds of valves used in plants based on the needs. Basically, Valves can be grouped into two main types: Shut off valves: They are ON/OFF valves either allow full flow or shut off completely. Shut off valves can be operated by hand or automatically. They are not used for controlling the flow. eg: Gate valves

Introduction of Types Of Valves The Engineering Concepts

Ball valves are commonly used in steam, water, oil, gas, air, corrosive fluids. They can handle slurries and dusty dry fluids. Ball valves are not used with abrasive and fibrous materials as it poses risk of damage to the seat and plug surface. Gate Valve. Gate valve is a sliding type of valve. In gate valves, the closing member is a metal gate

Types of valves Classification and description Valvias

• Quarter-turn valve (rotary valve): The closure member as well its shaft turn 0º-90º; from the fully-open position to the fully-closed position. They are quick opening/closure valves. Types of valves: Ball valve, Butterfly valve, Plug valve, Spherical valve.

Different Valve Types, Applications & Suitability

26/10/2016· Visit the Technical section of our website for more information on the different types of valves that are used in a variety of applications, these descriptions my provide a basic guideline on the

What are the different types of radiator valves?

For each type of radiator valve there are different variations of radiator valves which determine how they are fitted on a radiator. Angled: An angled radiator valve is the most common variation of radiator valves found in the UK. These valves have a 90° bend in the valve body which connects the radiator to the rest of the central heating

Different Types of Control Valves | Instrumentation Tools

(a) Types of Control Valves based on Action: Control valves operated through pneumatic actuators can be either (i) air to open. (ii) air to close. They are designed such that if the air supply fails, the control valve will be either fully open, or fully closed, depending upon the safety requirement of the process.

Different Types of valves Chemical Engineering World

22/09/2019· The valve can be manually operated or power actuated or automatic actuated. Globe valves are available from 12 mm to 300 mm size and their temperature and pressure limits are 550 C and 150 kg/cm 2 respectively. Material of construction for globe valve is carbon steel, stainless steel, ductile iron, brass, and other corrosion resistant alloys.

Types of Water Shutoff Valves

A ball valve is a large metal valve usually featuring a lever handle. It is designed for quick turn-off since the valve opens and closes full with a short 1/4 turn of the lever handle. This is the type of valve often seen at the main water shutoff for the home. You can usually recognize it because the body of the valve below the handle will

Types of control valve:Poppet valves,Spool valves and

04/08/2015· Types of control valve There are essentially three types of control valve; poppet valves spool valves and rotary valves. Poppet valves In a poppet valve, simple discs, cones or balls are used in conjunc­tion with simple valve seats to control flow. Figure 4.9 shows the construction and symbol of a simple 2/2 normally-closed valve, where

Types of Safety Valve spiraxsarco

Types of safety Valves. There is a wide range of safety valves available to meet the many different applications and performance criteria demanded by different industries. Furthermore, national standards define many varying types of safety valve.

Introduction of Types Of Valves The Engineering Concepts

Ball valves are commonly used in steam, water, oil, gas, air, corrosive fluids. They can handle slurries and dusty dry fluids. Ball valves are not used with abrasive and fibrous materials as it poses risk of damage to the seat and plug surface. Gate Valve. Gate valve is a sliding type of valve. In gate valves, the closing member is a metal gate

10 common types of valves every oil and gas engineer

10 common types of valves every oil and gas engineer should know about Valves are essential parts of any piping system used to control the flow and pressure of

3 Types of Hydraulic Valves: A Pocket Guide WHYPS

30/01/2019· Pressure control valves regulate the pressure of the fluid passing through the pipe by releasing the excess pressure. These valves maintain the pressure as entered manually by the operator. Hydraulic pressure relief valve, sequence valve, counter-balance valve and pressure reducing valve are the different types. The counter-balance valve

Types of Valve used in Piping Learn about 9 Types of

22/05/2018· Learn about 9 Different Types of Valves used in Piping such as Gate Valve, Globe Valve, Check Valve, Plug valve, Ball Valve, Butterfly Valve, Needle Valve, Pinch Valve and Pressure Relief Valve. A

3 Types of Hydraulic Valves: A Pocket Guide WHYPS

30/01/2019· Pressure control valves regulate the pressure of the fluid passing through the pipe by releasing the excess pressure. These valves maintain the pressure as entered manually by the operator. Hydraulic pressure relief valve, sequence valve, counter-balance valve and pressure reducing valve are the different types. The counter-balance valve

Valve Types and Features cgc.co.jp

Valve Types and Features The three basic functions of valves are: 1. to stop flow, 2. to keep a constant direction of flow, and 3. to regulate the flow rate and pressure. To select the correct valve to fulfill these functions properly, an outline of the different types of valves and their features is given below. Butterfly valve

What are the Types of control Valves? – Instrumentation

27/12/2019· The two types of control valves are linear motion and rotary motion. Linear Motion. Linear motion valves have a closure member that moves with a linear motion to modify the rate of flow through the valve. Linear motion valves are generally named for the shape of their closure member. Common linear motion valves include globe, gate, diaphragm

Types of Check Valves | Different Check valves | Types of

WAFER TYPE CHECK VALVE. Wafer Type Check Valve has short face-to-face dimensions and low weight allows a simple space saving installation between the companion flanges. The valves are suitable to mounting between weld neck or slip on type companion flanges of different standards.

Different Types of valves Chemical Engineering World

22/09/2019· The valve can be manually operated or power actuated or automatic actuated. Globe valves are available from 12 mm to 300 mm size and their temperature and pressure limits are 550 C and 150 kg/cm 2 respectively. Material of construction for globe valve is carbon steel, stainless steel, ductile iron, brass, and other corrosion resistant alloys.

7 Types of Plumbing Valves and Where to Use Them

26/08/2019· Check valves can use different types of inner mechanisms, include ball-check designs and diaphragm check designs. An operational type of check valve, known as a stop-check, can be used to completely stop all water flow in both directions.

Different types of control valve actuators

27/12/2019· They are often used to activate the bypass valve in a three-valve bypass circuit around the control valves for manual control of the process during maintenance or shutdown of the automatic system. Manual actuators are available in various sizes for globe valves and rotary shaft valves.

Valve Types GlobalSpec

There are many types of valves available to accommodate a wide range of applications. GlobalSpec offers industrial buyers over 30 valve varieties, each with a unique method of control, function, or media application. There are two major methods used to classify valves. These include method of

Types of Industrial Valves Applications, Advantages, and

Types of Industrial Valves Applications, Advantages, and Disadvantages. Global industrial valves market is expected to surpass $77 billion by 2022, according to ‘Global Industrial Valves Market by Product Type, By Application, By Region, Competition Forecast & Opportunities, 2012 – 2022’.

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