DN15 Brass check valve
DN | SIZE | L | H | D | G |
15 | 1/2 | 43.5 | 31 | 12.5 | 1/2 |
20 | 3/4 | 50 | 35.5 | 17 | 3/4 |
25 | 1 | 57.5 | 40 | 22 | 1 |
32 | 1 1/4 | 62 | 46.5 | 27 | 1 1/4 |
40 | 1 1/2 | 68 | 51.5 | 31 | 1 1/2 |
50 | 2 | 81.5 | 59.5 | 40 | 2 |
65 | 2 1/2 | 104.5 | 73.5 | 55 | 2 1/2 |
80 | 3 | 120 | 80.5 | 65 | 3 |
100 | 4 | 130 | 104.5 | 83 | 4 |
Technical standard
1. Normal pressure:1.6MPa
2. Working medium: water, non-corrosive liquid.
3. Working temperature: -20℃≤T≤ 150℃
4. Thread standard: ISO228
Features:
Efficient Fluid Flow Control: Our DN15 brass check valve is meticulously designed to regulate fluid flow within plumbing systems with unparalleled efficiency and reliability. Its precise engineering ensures that fluid movement is controlled seamlessly, enhancing system performance and preventing disruptions caused by backflow.
Premium Brass Construction: Crafted from the finest quality brass available, our valve boasts exceptional durability and resilience, capable of withstanding the rigors of diverse environments. Its robust construction ensures longevity, minimizing the risk of damage or failure and providing sustained protection against backflow in a wide range of applications.
Indispensable Safeguard: As an indispensable safeguard against backflow, our DN15 check valve plays a critical role in maintaining the integrity of fluid movement within plumbing systems. Its reliable operation ensures that fluid can only flow in one direction, preventing contamination and damage to equipment and ensuring the efficiency of fluid handling processes.
Versatile Application: With its versatile design and adaptable functionality, our valve is suitable for a myriad of applications across residential, commercial, and industrial sectors. Whether it's protecting water supply systems, irrigation networks, or industrial processes, our DN15 check valve delivers consistent and reliable performance in diverse environments.
Ease of Installation: Engineered for user convenience, our DN15 Check Valve features a user-friendly design that simplifies installation procedures. Its compact size and accessible components make installation quick and hassle-free, ensuring minimal downtime and maximizing operational efficiency.
Description:
The basic design of a Brass Check Valve includes a movable component, such as a disc or a ball, and a spring or gravity mechanism that keeps the valve closed until there is sufficient pressure to push the movable component open. When fluid flows in the desired direction, it pushes against the movable component, allowing the valve to open and permitting the fluid to pass through. However, if there is any attempt at reverse flow, the pressure pushes against the movable component, causing it to close tightly against the valve seat, thereby preventing backflow.
DN15 brass check valves are commonly used in various plumbing, heating, and water distribution systems to prevent the reversal of flow, protect equipment, and maintain system efficiency. Their robust construction and corrosion-resistant properties make them suitable for use in diverse environments, including residential, commercial, and industrial applications. They are particularly useful in applications where maintaining the integrity of the fluid flow and preventing contamination or damage from backflow is crucial.
Presenting our DN15 check valve, an indispensable component meticulously engineered to guarantee dependable and efficient control of fluid flow within plumbing systems. Crafted with meticulous precision from top-tier brass, this valve exemplifies durability and resilience, serving as an essential barrier against backflow and safeguarding the seamless movement of fluids in residential, commercial, and industrial settings.
technology:
What is Brass Check Valve
Brass Check Valves are also called non-return valves or one-way valves. A valve allows fluid (liquid or gas) to flow in only one direction. There's a brass spring check valve, foot valve, and swing type. A brass check valve is installed in the pipeline to filter impurities of the flow Y shape type. It is used in residential premises and for commercial applications.
The brass check valves permit the fluid to stream in a single direction. Yet, it stops the flow of fluid in the backward direction. The backflow causes contamination or damages the other parts. It works and is not required to operate. The majority of available kinds have little spring to close the valve. The medium pressure involves opening the valve in the forward direction.
Why Choose Us
Years Of Brand History
Our company was founded in 1998 and is now a comprehensive valve enterprise that integrates research and development, manufacturing, sales, and other related services.
Patent Certifications (Item)
Rich Experience in Valve Industry;ISO9001 Quality Management System Certification.
Currently Employed By The Company
Our company continuously introduces advanced technicians and professional equipments, automated lathe equipments, high precision CNC machine tools to enhance production capacity, increase efficiency, improve production stability and reduce labour expenses.
Cooperative Clients (Home)
Our products are widely used in many other industries such as construction, plumbing, gas, chemical, petroleum, and electricity, winning widespread praise and recognition from distributors and users alike for their reliable quality, complete variety, safety, convenience, and long service life.
Benefits of brass check valve
1. These valves are much more durable and robust. Meaning they can survive high temperatures and pressure. This makes them perfect for the oil, gas plumbing, and automotive industries.
2. These valves are easy to fix and maintain, making them a low-cost solution for many trades.
3. Brass check valves are tough to rust. Meaning they will last longer in severe environments.
4. These valves have a very low friction coefficient, which means they are close and open and with low stiffness.
Classification of Brass Check Valves
1) Swing check valve
The check valve mounts on a horizontal pipe with a vertical centerline of the valve body. The ball can be used on a high-pressure diameter check valve. The shape of the valve body of the lift check valve is the same. It is the shut-off valve used with the globe valve. Its fluid resistance coefficient is too large.
The lower part of the bonnet and upper part of the flap valve machine with the manual sheath. The valve guide can be lifted in the valve guide. When the medium flows downstream, the valve flap opens by medium push. When the medium stops, limp down on the base from the media to stop the countercurrent effect.
2) Brass spring check valve
The Brass Spring Check Valve is also referred to as a reflux or clack valve. It is an automatic and self-acting valve that helps flow in a single direction. It also prevents backward flow. It has a single outlet and inlet with proper orientation to do functions. Yet, an arrow shows the flow direction on one side of this valve. The brass spring check valve is suitable for various industrial and domestic purposes. It has the following kinds;
• Brass inline spring check valve
In various applications, it prevents reverse flow contamination by pressure pipes. This valve applies where the tank system joints with primary water. It needs to stop the backflow.
• Ball spring check valves
The ball spring check valve uses the ball. It closes the seat located near the inlet orifice. It shifts when the cracking pressure from the flow is greater than the spring. Yet, it keeps the ball and flows and passes through. When the cracking pressure reduces, the spring moves the ball to near the inlet.
Applications of Brass Check Valves
A brass check valve has impressive properties for applying water, air, and oil. However, it is not suitable to resist chlorinated and seawater. It is more resistant to corrosion and heat than stainless steel. It also has corrosion-resistant properties over steel and carbon. It prevents the water from streaming back. It always keeps the water supply line full of water.
The reason behind utilizing the check valve is to forestall the media reverse. For the most part, the siphon opening costume with an authentic look at the valve. In the blower opening, instruct them to look at the valve to put it.
A check valve is used to clean the streaming medium. It should not be used for solid particles and sticky liquid medium. The check valve open isn't light. Close the seal isn't dependable.
The fluid back isn't reliable. Its absolute position is to forestall the media back to forestall-the siphon and drive engine inversion and compartment media release. The check valve can be used directly where the strain might exceed the supply framework that betters the pressure.
How Does a Brass Check Valve Work?
Its working principle relies on letting flow in one path yet avoiding flow in the opposite direction. Brass Check valves are one of the only valves that are self-automated. Also, it does not need a human interface to cycle them.
The making of this valve is simple, including constituents such as a cover, body, seat, and disc. These valves are sensitive to flow and rely on media to open and close the seat. The inside disk allows media to flow ahead, which forces the valve to open. The flow is then inverted, closing the valve.
Brass check valve mechanism based on the differential pressure principle. In a check valve, the minor differential upstream pressure name is cracking pressure.
The cracking pressure plays a vital role in opening and closing this valve. This cracking pressure differs according to the design and size of different check valves.
Yet, the cracking pressure turns higher than the upstream pressure. The fluid tries to flow from the release side to the suction side. At this point, the valve shuts, preventing the fluid from flowing back.
This shutting process of the valve varies according to the size and design of the valves. Spring pressure or gravity helps to shut the valve. Most check valves have an arrow sign on their body representing the fluid flow direction.
Characteristics of Brass Check Valve
1. Function
• Brass check valve only allows the medium to flow in one direction, and prevent the flow in the opposite direction, mainly to prevent the medium from flowing back.
• Brass check valves and globe valves used in combination, can play a safe isolation role.
2. Structural form
• Brass check valve opening and closing parts for the round valve, and rely on their own weight and media pressure to produce action to block the media backflow.
• There are various types of brass check valves, including lifting type (vertical and horizontal), rotary opening type (single-valve type, double-valve type and multi-valve type) and butterfly type.
3. Material and connection
• Brass check valves are made of various materials, including cast iron, brass, stainless steel, carbon steel and forged steel, etc., in order to adapt to different media and working environment.
• Connections include flange, butt welding, threaded, bearing plug welding, etc. to meet different installation requirements.
4. Performance
• The flow resistance of the rotary type is relatively small, while the flow resistance of the lifting type is larger.
• The sealing performance of the rotary-opening type is not as good as that of the lifting type, but the flow rate is very little restricted.
How to Install Brass Check Valve
1. Understand the product: First of all, you need to understand the function of each part and part of the brass check valve, and put it together according to the valid product drawing to ensure that it is put together correctly.
2. Confirm the installation space: Before installation, you need to confirm the installation space and make space for the subsequent installation process.
3. Horizontal installation: Place the check valve into the partitioned space and make sure it is installed horizontally and not tilted. The check valve should be installed with the arrow side facing up to prevent reverse flow of water.
4. Secure Check Valve: Use glue to secure the check valve in the partitioned space and allow a few hours for the glue to dry.
5. Water Test: After the glue has dried, perform a water test to check for leaks. If there are no leaks, the check valve has been successfully installed.
• Installation Precautions: Before installing the check valve, be sure to check that there is no leakage.
• Before installing the check valve, be sure to carefully check the appearance of the check valve, brand, etc., to ensure that it meets the relevant national standards.
• Carry out strength test and sealing test to confirm that it is qualified before installation.
• The installation height of the check valve, the inlet and outlet direction of the water flow must be in accordance with the relevant installation specifications, and the flow direction of the internal medium should be consistent with the direction of the arrow labeled on the check valve.
• The connection position should be tight and firm, the inlet port is usually located in the lower position of the check valve, while the outlet port is located in the upper position.
• When the pressure of water flowing into the check valve reaches a certain value, the valve of the check valve will open, and vice versa will be closed, so as to check whether the check valve is successfully installed.
Important Things to Consider When Choosing Brass Check Valves
When selecting a brass check valve, there are several important considerations that need to be taken into account to ensure that the correct model and specifications are chosen to maximize performance and avoid safety hazards. The following are some of the key considerations:
1. Selection based on pipe size: The size of the pipe directly determines the model number of the brass check valve, so knowing the exact size of the pipe is critical to selecting the right valve. This involves an accurate grasp of the pipe diameter, working pressure and other parameters to ensure that the valve can adapt to the requirements of the piping system.
2. Understand the characteristics of different models: Brass check valve has a variety of models, each model has its own specific application environment and performance characteristics. Understanding the features of different models, applicable media, temperature range, etc., can help choose the most suitable valve for a particular application scenario.
3. Avoid Purchasing Misconceptions: When purchasing brass check valves, some common misconceptions should be avoided, such as overly relying on brand reputation or advertising, while ignoring their actual needs. At the same time, should not blindly pursue the cheap or expensive products, but to choose cost-effective products according to the actual needs. Ensure that the quality and performance of the selected valves comply with industry standards to ensure safety and stability in the process of use.
4. Consider the operating temperature and medium: Brass check valve operating temperature and applicable media have an important impact on its performance. Ensure that the selected valve can work stably at the expected operating temperature, and applicable to the expected medium, to avoid damage or performance degradation of the valve due to media incompatibility or high temperature.
Our Factory
Zhejiang Bozheng Copper Co., Ltd. is located in the "the valve capital of China"-Yuhuan (a city by the East China Sea in the Yangtze River Delta economic circle). Founded in 1998, the company is a comprehensive enterprise integrating research and development, design, manufacturing, sales and service.
After decades of exploration and development, "Bozheng" has become a high-quality brand in the domestic valve industry. We will continue to provide advanced and stable products and perfect sales services for domestic and foreign users, and strive to serve as a healthy and safe shield to create a safe living environment for each home.
In the course of nearly 20 years of innovation and development, Bozheng people have been adhering to the qualities of fairness, stability, and keeping promises. We increased the investment in hardware and software and built a set of mature and competitive product structures. Our products are widely used in construction, plumbing, gas, chemical, petroleum, electric power and many other industries. With reliable quality, complete varieties, safety and convenience, long service life and other characteristics, the products have won praise and affirmation from the majority of dealers and users alike.
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