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The Difference Between A Lug and Wafer Butterfly Valve

The Difference Between A Lug and Wafer Butterfly Valve

2019-02-12 16:59:28

Butterfly valves have been around for a long time, and are used for a variety of applications. They made their first appearance during the 1930s, and have been utilized by several industries ever since. Often made out of cast iron, butterfly valve's name is based from the functionality of its disc.

Wafer type butterfly valve installation instructions and steps

Wafer type butterfly valve installation instructions and steps

2019-01-03 16:27:13

The wafer butterfly valve is one of the most common types of valves in industrial pipelines. The structure of wafer butterfly valve itself is relatively small. It is only necessary to put the butterfly valve in the middle of the flange at both ends of the pipe, and use the stud bolt to pass through the pipe flange and the pair.

Twenty-five Taboos for Valve Installation

Twenty-five Taboos for Valve Installation

2019-09-06 10:23:57

Valves are the most common equipment in chemical companies. It seems easy to install valves, but if they are not implemented in accordance with the re...

Manual valve operation method

Manual valve operation method

2019-04-01 11:50:16

The manual valve is a valve operated by the handle and the hand wheel, and is a commonly used valve on the equipment pipeline.

Valve common standards and differences

Valve common standards and differences

2019-05-07 17:37:21

DIN standard now uses EN standard structure length
EN 558-1 PN flange connection valve construction length (instead of DIN 3202), EN 558-2 CLASS flange connection valve construction length (instead of BS2080), EN 12982 butt weld end valve construction length (instead of DIN 3202), DIN standard The length of the structure including the length of the API valve is basically the same as the length of the GB...

Butterfly Valve Seat & Seal Ring Replacement Method

Butterfly Valve Seat & Seal Ring Replacement Method

2021-02-01 18:14:53

The butterfly valve disc is a key component of the butterfly valve, which acts on closing and opening and closing. Butterfly valve seat and butterfly ...

Resilient Seated Gate Valve

Resilient Seated Gate Valve

2022-10-17 16:09:38

Resilient-seated gate valve with bolted cover connection; made of ductile iron materials and with epoxy coating, designed as both clockwise and anti-c...

What's the working principle of Kieselguhr Filter?

What's the working principle of Kieselguhr Filter?

2019-07-01 13:05:32

What is Kieselguhr Filter? What's the working principle of Kieselguhr Filter? The kieselguhr filter (Candle filter /  Cake Filter) which we for customized for fluorine chemical plant six more lithium fluoride phosphate phosphorus process have been installed and working for two years

New designed PTFE RPTFE sealing replaceable seat high performance butterfly valve

New designed PTFE RPTFE sealing replaceable seat high performance butterfly valve

2022-04-24 10:39:22

MINOTAUR series replaceable seat high performance butterfly valve

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  • WHAT IS AN AWWA BUTTERFLY VALVE AND HOW DOES IT WORK?

    WHAT IS AN AWWA BUTTERFLY VALVE AND HOW DOES IT WORK?

    2019-02-19

    Butterfly valves are used to prevent and isolate the flow of fluid in industrial sectors. They are easy to handle and very fast in stopping the flow. They are majorly preferred by the customers because of its low cost and light weight...

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  • Valve terminology and general requirements

    Valve terminology and general requirements

    2019-02-15

    Basic terminology  1. strength performance The strength properties of a valve are the ability of the valve to withstand the pressure of the medium...

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  • The Difference Between A Lug and Wafer Butterfly Valve

    The Difference Between A Lug and Wafer Butterfly Valve

    2019-02-12

    Butterfly valves have been around for a long time, and are used for a variety of applications. They made their first appearance during the 1930s, and have been utilized by several industries ever since. Often made out of cast iron, butterfly valve's name is based from the functionality of its disc.

    Read More
  • Metal Seated Ball Valves and Soft Seated Valves

    Metal Seated Ball Valves and Soft Seated Valves

    2019-02-11

    Metal Seated Ball Valves
    Engineered to excel in the most demanding industrial settings where valve deficiencies can endanger safety, plant efficiency and reduce profitability, metal seated ball valves stand out. These long-lasting valves are perfect for the oil and gas industries, refining and power generation.

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  • China (Liaoning) Central and Eastern European 16 countries national pavilion opened in Shenyang

    China (Liaoning) Central and Eastern European 16 countries national pavilion opened in Shenyang

    2019-01-22

    On January 16, the launching ceremony of the National Pavilion of 16 countries in Central and Eastern Europe was held in Shenyang, China. More than 300 government and business representatives from 17 countries and regions gathered in Shenyang, Liaoning Province to witness the grand opening of the National Pavilion.

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  • The working principle of floating ball valve

    The working principle of floating ball valve

    2019-01-18

    The floating ball valve is called a floating ball valve because the closing member of the valve is a sphere, and the ball is not supported by any other components except for the two sealing rings used for sealing (the sphere has a suspension The feeling in the middle) is called a floating ball valve.

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  • SEBF anti-corrosion coating

    SEBF anti-corrosion coating

    2019-01-16

    SEBF (Super Epoxy Bond Fusion Technology) is a fusion-bonded epoxy powder anti-corrosion technology. The epoxy powder coating in SEBF is mainly composed of the following parts: epoxy resin, filler, leveling agent, curing agent, coupling agent, etc. .

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  • Practical knowledge of valves

    Practical knowledge of valves

    2019-01-09

    Valve foundation
    1. The basic parameters of the valve are: nominal pressure PN, nominal diameter DN.
    2. the basic function of the valve: cut off the medium, adjust the flow, change the flow direction.

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  • Common valve selection instructions

    Common valve selection instructions

    2019-01-04

    The butterfly valve is suitable for occasions with large caliber (such as DN>600mm) and short structural length requirements, as well as need to adjust the flow rate and fast opening and closing requirements, generally used for temperature ≤80°C, pressure≤1.0MPa water, oil and compressed air medium.

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  • Wafer type butterfly valve installation instructions and steps

    Wafer type butterfly valve installation instructions and steps

    2019-01-03

    The wafer butterfly valve is one of the most common types of valves in industrial pipelines. The structure of wafer butterfly valve itself is relatively small. It is only necessary to put the butterfly valve in the middle of the flange at both ends of the pipe, and use the stud bolt to pass through the pipe flange and the pair.

    Read More
  • Pneumatic butterfly valve working principle and maintenance debugging methods

    Pneumatic butterfly valve working principle and maintenance debugging methods

    2018-12-29

    The pneumatic butterfly valve consists of a pneumatic actuator and a butterfly valve. The pneumatic butterfly valve is opened and closed by a circular disc rotating with the valve stem, so that the pneumatic valve that realizes the action is mainly used as a shut-off valve, and can also be designed to have the function of adjusting or stepping valve and adjusting. The butterfly valve is currently at a low pressure. More and more use on medium caliber pipes.

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  • Common valve testing equipment

    Common valve testing equipment

    2018-12-28

    Due to the wide variety of valves on the market, the industry application of the valve is different. How to produce qualified valves that meet the requirements has become a major problem for all valve manufacturers. How to test the performance of valves and ensure the qualification and relevance of valves for the standard, the corresponding valve testing equipment is used. The following are some of the more commonly used testing equipment.

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