Advantages of Double Eccentric Butterfly Valve
2025-03-24Advantages of Double Eccentric Butterfly Valve 1.Low pressure loss The double eccentric butterfly valve is constructed so that it has a low pressure drop and the fluid passes through the valve with less resistance. This design helps to reduce the energy consumption of the system and improve the efficiency of energy uti
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Manual Drainage Valve: Key Equipment for Efficient Removal of Sediment and Impurities from Liquid Storage Equipment
2025-03-10The manual sludge discharge valve is a valve specially designed to remove sediment and impurities accumulated in ponds, sedimentation tanks or other liquid storage equipment. It is usually installed in water treatment facilities, industrial production equipment and urban water supply systems to maintain the normal oper
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Oil-sealed plug valves: ideal for efficient sealing and flexible control
2025-02-24In complex industrial piping systems, the performance of valves directly affects the efficiency and safety of fluid transportation. Oil-sealed plug valves are widely used in many industries due to their excellent sealing effect, flexible opening and closing methods, and wide applicability. The following will introduce
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Inner Mongolia energy transition: photovoltaic sand control and green mines go hand in hand
2024-12-27As an important national energy and strategic resource base, Inner Mongolia has abundant wind, solar and coal resources. In the “dual-carbon” goal to promote, in recent years, Inner Mongolia is stepping up to promote the “sand barren” large-scale wind power photovoltaic base project construction and the transformation
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Silent check valve: fluid guardian, silent more peace of mind
2024-12-09Mute check valve is a kind of valve that relies on the flow of the medium itself and automatically opens and closes the valve flap, which is used to prevent the medium from flowing backward, also known as the check valve, one-way valve, backflow valve, and backpressure valve. Its main features and advantages are as fol
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Zhejiang Pump and Valve Industry Association for the session, Wang Hanzhou was elected chairman, seek industrial upgrading
2024-11-28The afternoon of November 22, Zhejiang Pump and Valve Industry Association in Yongjia held the fourth session of the General Assembly and the General Assembly election. The General Assembly listened to and considered the last session of the Council, “Work Report”, “Revision of the Statute”, “Draft Election Methods” and
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Diaphragm pressure reducing valves: precise control for a wide range of applications
2024-11-12Diaphragm pressure reducing valve is a common pressure reducing equipment with a wide range of applications. The following is a detailed description of the diaphragm type pressure reducing valve: Definition and working principle Membrane pressure reducing valve is through the membrane as a sensitive element, according
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Sulfur-resistant manual globe valve: corrosion-resistant sealing experts, guarding industrial safety
2024-10-28Sulfur-resistant manual globe valve is a kind of globe valve specially designed for sulfur-containing media environment, its structure and material selection make it can maintain good performance and sealing in sulfur-containing corrosive media. The following is a detailed introduction to sulfur-resistant manual globe
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Uncover the water pressure relief valve: guarding the safety of long-distance pipeline “pressure guards”.
2024-10-07Water shock relief valve is an automatic valve to reduce the impact of water shock and effectively protect the safe and smooth operation of pipelines. In long-distance oil pipelines, switching valves too quickly, sudden stopping of pumps, pipe cleaners suddenly jammed, etc. will cause sudden changes in the flow rate of
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Unlocking the Mystery of Ball Valves: Floating and Fixed, Fluid Control Experts for Different Conditions
2024-09-28Ball valves are widely used in industrial automation in the production of pipeline media fluid cutoff. It has a simple structure, small size, fast opening and closing, good sealing performance and other advantages. Ball valves are generally divided into two categories: floating ball valves and fixed ball valves. Floati
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Industrial Valve Market Outlook: Smart Cities and Internet of Things Lead the Growth Wave in the Next Decade
2024-09-25The industrial valves market is expected to be valued at around USD 81.55 billion by 2024. Due to increasing use of industrial valves to control media, demand is expected to develop at a moderate CAGR of 4.2% between 2024 and 2034 to reach a value of USD 123.05 billion by 2034. The major aspects driving the growth of t
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2024 China Oil and Gas Field and long-distance pipeline unmanned field Station Construction Technology Exchange Meeting: Build a new chapter of smart green, leading the high-quality development of the
2024-08-30We will steadily promote the high-quality development of enterprises. Oil (gas) field station and long distance pipeline station are important components of the oil and gas industry system, which play an important role in safe production and efficient operation. They have three main characteristics of new quality produ
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Common defects in ultrasonic inspection of steel valve castings
2024-07-251. Air holes This is a small cavity formed in the metal by the gas that fails to escape during the solidification process, its inner wall is smooth, contains gas, and has a high reflectivity to ultrasonic waves, but because it is basically spherical or elliptic, that is, a point defect, affecting its reflected amplitud
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Valve sealing surface material selection factors to consider
2024-07-06Sealing surface is the most critical working face of the valve, the quality of the sealing surface directly affects the service life of the valve, and the material of the sealing surface is an important factor to ensure the quality of the sealing surface. Therefore, the following factors should be considered when selec
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Good news! Yiji Valve in Hubei key projects shine!
2024-06-19Recently, our company received two thank-you letters from customers, expressing high praise for our services and products. This is a recognition and encouragement for the hard work and unremitting efforts of all our staff. Yiji Valve has always been the leader in the industry, known for its superb technology, excellent
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Butterfly valve pipe installation instructions
2024-05-301.The flange is welded to the pipe and cooled to the ambient temperature before the valve can be installed on the flange. Otherwise, the high temperature generated by welding will affect the performance of the elastic seat. 2.The edge of the welded flange must be machined with a lathe until the surface is smooth to avo
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All-weather high school pressure ball valve application scope and features
2024-05-30All-weather high pressure ball valves are gravity structures with overlapping seats. It is characterized by the soft contact between the valve disc and the seat with air cushion, good air tightness, not easy to frost freeze, suitable for use in cold areas. The traditional tank pressure ball valve is combined with the t
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Gate valve characteristics and application fields
2024-05-30Gate valve application: chemical, petrochemical, petroleum, paper, mining, electricity, liquefied gas, food, pharmaceutical, water supply and drainage, municipal, mechanical equipment supporting, electronic industry, urban construction and other fields. Stainless steel gate valve, Z15W gate valve, thread gate valve, in
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Working pressure and internal structure of self-operated steam reducing valve
2023-12-16Self-operated steam reducing valves can be squeezed against each other by pressure or "compression" of a mechanical device or process fluid. In most cases, the elastomer of the heating remote control valve is a complete bushing that connects the entire flow path to the flange. During the period when the control medium
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Ball valve lock failure main causes and judgment methods
2023-11-13Ball valve lock failure main causes and judgment methods Step 1: It is necessary to first open the transmission gearbox to determine whether the valve cannot operate normally due to serious rust, bearing damage or foreign body blockage in the transmission gearbox. If this is not the case, proceed to the following steps
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What are the requirements and applications of metal sealed butterfly valves at low temperature
2023-09-21What are the requirements and applications of metal sealed butterfly valves under low temperature conditions? With the rapid development of economy and industrial technology, the ever-changing high-tech and people's demand for valves, the valve industry is facing great challenges and opportunities. In particular, the u
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The difference between diaphragm check valves and spherical check valves
2023-08-24Check valves should be sized accordingly and the valve provider must provide data on the selected size so that the valve size details can be found when the valve is fully open at a given flow rate. Diaphragm check valve Diaphragm-type check valve is practical for easy to breed water strike on the pipeline, the barrier
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Gate valve globe valve why to specify the upper sealing device
2023-07-27When 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, because the medium flow direction of the stop valve and throttle valve is flowing upward from below the valve disc, there
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Several common problems of regulating valves
2023-06-281. Two-seat regulating valve is easy to oscillate when it is in a small opening working state. Why the two-seat regulating valve can not be used with a small opening is determined by its seat structure. Double regulating valve has two spool, the upper spool is in flow open, the lower spool is in flow closed, the valve
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Ball valve ball blank forging processing methods are what
2023-05-31Ball valve ball is used to control the fluid flow state in the fluid transmission pipeline, because of the simple structure of the ball valve, easy installation and maintenance, good sealing performance, no internal leakage, small size and other advantages, much loved by market users. Different ball valve blank forging
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High pressure butterfly valve external leakage treatment method
2023-05-04High pressure butterfly valve leakage is a more common problem, but in some important systems and equipment, high pressure butterfly valve leakage will affect industrial production and serious some will also endanger the safety of people's lives and property. The high and middle pressure butterfly valve is connected wi
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High temperature and high pressure check valve maintenance ten measures introduced
2023-04-04How to maintain high temperature and high pressure valves, ten measures: 1.Use grease lubrication. Grease should be compatible with high temperature and high pressure valve metal materials, rubber parts, plastic parts and working media. When the working medium is gas, such as special 221 grease can be used. Grease is a
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There are several ways to connect the pipe and valve parts of the high pressure ball valve
2023-03-07Some parts, joints and high pressure valves of the gas pipeline are collectively referred to as instrument high pressure ball valves. The stability of the instrument high pressure ball valve directly determines the consumption and wear of the instrument, and it will also be affected in chemical production. Poor stabili
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Advantages of remote control float ball valve
2023-02-09About: Remote control float ball valve is to rotate the spool to make the valve open or blocked. Ball valve switch light, small size, can be made into a large caliber, reliable sealing, simple structure, easy maintenance, sealing surface and sphere are often in a closed state, not easy to be washed by the medium, in va
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Ningbo Yiji Valve Manufacturing Co., LTD. "Key technology Research and development of valve flexible manufacturing based on digital twins" project passed the review
2022-12-13On the afternoon of October 25, 2022, Ningbo Yiji Valve Manufacturing Co., Ltd. invited the leaders of Ningbo Human Resources and Social Security Bureau, Ningbo Fenghua District Human Resources and Social Security Bureau and related professional experts to conduct an opening review of Tianjin University Dr. Liu's postd
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"Double eccentric metal hard seal butterfly valve for water supply and drainage" group standard preparation work will be successfully held!
2022-12-13The launching meeting of group standard preparation work was successfully held According to the document requirements of China Building Metal Structure Association (China Construction Gold Association standard Letter [2022] No. 110), the water supply and drainage Equipment branch of China Building Metal Structure Assoc
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Good news | Ningbo Yiji Valve Manufacturing Co., Ltd. won the 2021 "Innovation Contribution Award" of Fenghua District
2022-12-13On the morning of May 31, the Economic Stability and quality Improvement Work Promotion Conference of Fenghua District of Ningbo City and the 2021 High-quality Development Contribution List award Conference were officially held. At this meeting, a total of 40 enterprises entered the "2021 high-quality development contr
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Congratulations to Liang Jinyin, executive deputy general manager of Yiji Valve, on the list of Ningbo women's achievements pacesetter, for "her" power
2022-12-13Recently, the Ningbo Women's Federation selection identified 200 people as Ningbo women's achievements model, Fenghua District 11 outstanding women won this honor, Ningbo one machine valve Manufacturing Co., LTD. Executive deputy general manager -- Liang Jinyin, successfully selected. Award comments As a Communist Part
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Good news | Ningbo Yiji Valve Manufacturing Co., Ltd. was successfully selected into the "Recommended Catalogue of 2022 Ningbo Quality Products List"
2022-12-13Recently, the Ningbo Bureau of Economy and Information Technology announced the "Recommended Catalogue of Ningbo High-quality Products in 2022", and selected 1,424 products of 536 enterprises to be listed in the "Recommended Catalogue of Ningbo High-quality Products", which is valid for three years. The products of man
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Description of characteristics of bidirectional metal sealed butterfly valves
2022-11-091.The series of butterfly valve mechanical structure is reasonable, reliable, strong compression performance, reliable opening and closing, with positive and reverse bidirectional sealing function. The installation is not limited by the flow direction of the medium, nor is it affected by the spatial position, and can b
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Overview and working principle of spherical check valves
2022-10-17Overview: The check valve is an automatic valve used to open the pipeline system when the medium is upstream and close the reverse flow. Its main function is to prevent the backflow of the medium, the reversal of the pump and the driving machinery, to prevent the water shock wave generated when the pump and the driving
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Overview of knife gate valves
2022-09-30About: Knife gate valve is also known as knife gate valve, knife gate valve, slurry valve, mud valve, its opening and closing parts are RAMS, the direction of motion of the RAMS is perpendicular to the direction of the fluid, by cutting fiber material knife-shaped RAMS to cut off the medium, The gate has two sealing fa
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Side mounted eccentric half ball valve features and scope of application
2022-11-09About: The side-mounted eccentric half ball valve structure design is similar to the three-eccentric hard seal butterfly valve, which has the advantages of light operation, no friction, zero leakage and long service life. Product features: First, sealing pair (spool, seat) - bimetal, to achieve metal spherical belt har
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The characteristics and uses of electric butterfly valve
2022-09-01About: The electric butterfly valve is used as a gas medium to regulate flow or cut off device in cold air or hot air gas pipelines containing dust in ventilation and environmental protection projects in chemical, building materials, power stations, glass and other industries. Product features: 1. It is designed and ma
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Use and structure of swing check valve
2022-09-01About: Swing check valve, also known as check valve or check valve, its role is to prevent the backflow of media in the pipeline. The opening and closing parts are automatically opened or closed by the flow and force of the medium to prevent the backflow of the medium. The check valve belongs to the automatic valve cla
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General requirements and materials for soft seal gate valves
2022-09-01The opening and closing part of the soft seal gate valve is the gate plate, the direction of motion of the gate plate is perpendicular to the direction of the fluid, the gate valve can only be fully opened and fully closed, and can not be adjusted and throttled. The two sealing faces of the commonly used mode gate valv
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The difference between aluminum alloy butterfly valve and stainless steel butterfly valve
2022-09-01Stainless steel and aluminum are said to be the material of the valve, stainless steel butterfly valve because of strength and corrosion resistance than aluminum alloy butterfly valve is better, generally can be used in conventional and acid-alkaline environment. The corrosion resistance of aluminum alloy butterfly val
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How to solve the scum inside the sewage exhaust valve
2022-09-01Because the sewage exhaust valve will produce scum during long-term use, it is necessary to fundamentally solve the problem by installing a filter or filter below the exhaust valve, which can effectively filter out foreign matter such as scum. Structure and use of sewage exhaust valve: The exhaust valve is a cylindrica
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Pneumatic ball valve installation and operation knowledge
2022-03-17Pneumatic ball valve installation 1) Remove the protective cover on both sides of the flange end and rinse the valve with the valve fully open. 2) Before installation, the whole machine should be tested according to the specified signal (electricity or gas) (to prevent vibration from affecting the performance due to tr
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Ningbo City, the fifth batch of manufacturing individual champion cultivation enterprises Ningbo Yiji Valve Manufacturing Co., Ltd. was selected
2022-12-10A few days ago, the list of the fifth batch of manufacturing individual champion cultivation enterprises in Ningbo City was publicized, and Ningbo One Machine Valve Manufacturing Co., Ltd. was successfully selected. Ningbo Yiji Valve is a national high-tech enterprise with a history of more than 60 years with large and
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When Laba Festival meets Police Festival! Remember NingboYiji valve manufacturing Co., LTD. "Police and people together" activities
2022-08-05On January 10, 2022, China's second "Chinese People's Police Day" falls on the traditional Laba Festival; It is really the police and the people, the wind and rain with "porridge", a very ceremonial day. This morning, Ningbo Yiji valve Manufacturing Co., Ltd. vice president of operation Jiang Sen led the team to the co
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Yiji Valve Love Foundation helps the frontline "angel" of epidemic prevention and control
2021-12-30In the morning, Ningbo Yiji valve trade union joined hands with Fenghua District General Trade Union and Jiangkou Street trade Union to drive vehicles loaded with thermos cups, warm babies, blankets and other warm materials into Ningbo Fenghua District People's Hospital, Fenghua District Traditional Chinese Medicine Ho
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With water as the industry to fine for the United States a valve brand image film new release
2022-08-05Because of a belief Because one side conceived Because of a commitment Because a group of "people" With "water" as the business, with "fine" as the United States A machine valve is located with the East China Sea, Ningbo Fenghua, with national 5A scenic spots - Xikou and the most humanistic value of modern Jiang's form
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Yiji valve double eccentric bidirectional metal seal butterfly valve passed expert technical appraisal
2022-08-05On December 18, 2020, an appraisal team composed of experts and scholars such as China Building Metal Structure Association, Valve Standard Committee, Hefei General Machinery Research Institute Valve Research Institute, Water Department, etc. conducted product technical appraisal of 1200D 42Hs-10Q double eccentric bidi
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Great power artisans "air landing" Ningbo Yiji Valve Manufacturing Co., Ltd. and many other enterprises to carry out on-site technical guidance
2021-10-19"The caliber of the new product line is larger, and the thin-walled products are deformed and not round. How can this' difficult and complex disease 'be cured?" "What material is the product made of? In which process does the deformation occur? What is the amount of deformation?" On the afternoon of April 2, under the
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Spirit to send confidence to solve the problem ---- district Party secretary Gao Haomeng investigated our company
2022-08-05Where the footprints are, where the eyes are, the heartwarming words make everyone excited and their confidence in development doubled. Our company has more than 60 years of history, is a national high-tech enterprise, with provincial valve engineering technology research center and finishing equipment, special equipme
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Wei Jiangen, deputy secretary of the District Party Committee, visited the company's employees to inspect the company's resumption of work and epidemic prevention
2021-12-21Wei Jiangen, deputy secretary of Fenghua District Party Committee, visited Ningbo Yiji Valve Manufacturing Co., Ltd. to visit and guide the company's work in the new coronavirus pneumonia epidemic prevention. Si Wujun, executive director of the first machine valve, gave a detailed report on the relevant work of the com
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