Your Professional Brass Pipe Fittings Supplier

 

 

Our goal is to become your true partner in the field of air release valve in China. Zhejiang Yuanlun Valve Co., Ltd. has become a professional manufacturer of HVAC valves integrating design and development, production and processing, and sales and trade, as well as a modern enterprise with scientific management. We have a skilled engineering team dedicated to refining every stage, from product development and process improvement to production oversight, ensuring every product delivered meets rigorous quality and performance standards. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.

 

 
 
Why Choose Us
 

Our certificates: Our company has successively obtained ISO9001 quality management system certification, ISO14001 environmental management certification, occupational health and safety management certification, national authority-quality inspection qualified product certification, multiple utility model patents, design patents, EU CE certification and other certificates.

 

Production market: Our company actively expands domestic and foreign markets, and its products are exported to Europe, America, the Middle East and other regions, winning wide recognition from domestic and foreign customers.

 

Production equipment: Our company's production equipment includes special machine tools for gate valve sealing surfaces, five-station turntable special, large CNC lathes, four-station turntable special machines, three-station turntable special machines, center hole processing machines, eight-station rotary table machine tools, etc.

 

Our services: In the pre-sales stage, our team of experts will recommend the most suitable products according to the needs of customers and provide detailed technical consultation. During the sales period, we ensure timely delivery and provide installation guidance. For after-sales, we provide long-term technical support, warranty services and spare parts to help customers maximize the use of products and get reliable maintenance during use.

 

Advantages of Brass Pipe Fittings
Direct Three-piece Set
Three-piece Bend Connector
Elbow Fittng
Hexagonal Cap with Inner Thread

Easy maintenance and repair: Due to the three-part design of the brass direct three-piece set, users can easily disassemble, inspect, and replace individual components without having to replace the entire valve.


High corrosion resistance: Brass exhibits excellent corrosion resistance, capable of withstanding long-term erosion by fluids such as water and air, reducing the risk of leaks and equipment damage.


Wide applicability: With high pressure resistance and strong sealing performance, the brass direct three-piece set is widely used in liquid and gas pipeline systems, such as hvac systems, water supply systems, compressed air systems, and chemical liquid transportation systems.


High strength and reliability: As a valve material, brass has high mechanical strength, capable of withstanding fluid flow under high-pressure conditions and ensuring long-term stable operation of equipment.


Cost-effectiveness: The brass direct three-piece set offers a relatively high cost-performance ratio. Compared with other high-end metal materials, brass is lower in cost while its comprehensive performance remains comparable.

 

Specification of Brass Pipe Fittings

 

 

Pressure.

3000 psi

Density.

3000-5500 kg/cub.m

Melting Temperature.

900-1045°C

Electrical Resistance.

0.07-0.08 Ohm / m

Specific Heat capacity (20°C).

0.377 kJ/kg-1/K-1

 

Types of Brass Pipe Fittings

 
 

Elbows: Elbow fittings are used to change the direction of the flow in a pipe system. The most common types are 45° and 90° elbows, which bend the pipe at respective angles to direct the flow as needed.

 
 

Tee fittings: Tees are shaped like the letter “t” and are used to join three pipes at a 90° angle. They allow for the splitting or combining of fluid flow, making them essential in systems that require branching off from a main pipe.

 
 

Straight couplings: Couplings are used to connect two pipes in a straight line. They are available in various sizes to match different pipe diameters and are commonly used to extend pipe length or repair damaged pipes.

 
 

Unions: Unions are designed to allow easy disconnection of pipes without the need for cutting. They are often used in systems that May require periodic maintenance or replacement of parts, as they make assembly and disassembly simple.

 
 

Male and female adapters: Adapters are used to connect pipes of different materials or sizes. They come in both male (external threading) and female (internal threading) versions to fit various configurations and ensure compatibility between different pipe types.

 
 

Reducing bushings: Bushings are fittings used to reduce the size of the pipe, allowing for the connection of larger pipes to smaller ones. This is essential in systems where different pipe diameters are required for specific purposes.

 
 

End caps and plugs: Caps and plugs are used to seal the end of a pipe, preventing the flow of liquid or gas. Caps typically fit over the pipe, while plugs are inserted into the pipe. These fittings are often used in systems that require temporary or permanent closure.

 
 

Nipple fittings: Nipples are short lengths of pipe with male threads on both ends. They are used to connect two female-threaded fittings or pipes and are available in various lengths to meet specific connection needs.

 

 

Features of Brass Pipe Fittings

 

The valve body is typically the main part of the entire valve, responsible for bearing the pressure of the fluid and ensuring proper fluid flow. The brass valve body is corrosion-resistant, oxidation-resistant, and has high strength and stability.

The valve seat is the sealing component of the valve, designed to prevent water or gas leakage when the valve is closed. The three-piece design usually allows for easier replacement or maintenance of the valve seat.

Internal And External Wire Joints

 

End Cap

 

Application of Brass Pipe Fittings

Residential and commercial use: Brass pipe fittings are extensively used in plumbing systems to transport water in homes, commercial buildings, and industrial facilities. They are ideal for both hot and cold water distribution, ensuring leak-proof connections and long-lasting performance.
Gas supply systems: Brass fittings are frequently used in gas lines for distributing natural gas or propane in homes, commercial buildings, and industrial setups. Their ability to withstand pressure and corrosion makes them reliable in safely handling gas systems.
Hvac (heating, ventilation, and air conditioning) systems: Brass pipe fittings are used in hvac systems to control the flow of refrigerants and other fluids. Their temperature tolerance and corrosion resistance make them suitable for both heating and cooling applications.
Industrial applications: In industries such as chemical plants and oil & gas facilities, brass pipe fittings are utilized for handling corrosive fluids and gases.

 

Manufacturing Process of Brass Pipe Fittings
 
 
 

Centrifugal casting (industrial)

Centrifugal casting also known as roto-casting is kind of casting technique that is used for thin-walled cylinders mostly used for glass and plastic

 
 

Continuous casting

Continuous casting, also known as strand casting, and helps in solidifying molten metalsfor final finishing

 
 

Die casting

Die casting is a kind of casting method for metals which deals in forcing molten metal and passes it through a mould to create items

 
 

Evaporative-pattern casting

Evaporative-pattern casting is a kind casting process that makes use of evaporating technology when molten metal is passed into a mould

 

 

Packing and Shipping of Brass Pipe Fittings

 

 

Packing

Wooden box

Shipping

Shipped by road, sea, rail

 

FAQ

 

Q: Do I need teflon tape on brass to brass fittings?

A: When threading male threads into mating female threads the use of Teflon tape on brass fittings is highly recommended as long as the fitting does not already have an O-ring or rubber gasket.

Q: Are brass fittings better than copper?

A: On the other hand, copper pipe is somewhat softer than brass fittings and can be prone to damage through careless handling. Brass fittings: Possesses lower thermal conductivity but is more ductile and machinable, thus making it ideal for complex fittings and components.

Q: Can you overtighten brass fittings?

A: Over tightening these fittings can easily lead to stripping the threads, especially in brass fittings. We have seen where over tightening has led to the crushing of copper tubing, and this restricting flow, and in extreme cases cracking the tubing.

Q: How long do brass fittings last?

A: Brass fittings can last anywhere from 40 to 100 years or more, depending on factors like water quality, maintenance, and the specific type of brass. Brass is known for its durability and corrosion resistance, making it a long-lasting material in plumbing and piping systems.

Q: Can you drink water from brass fittings?

A: Yes, it is generally safe to drink water that has passed through brass fittings, as long as they meet specific standards and regulations.

Q: Why are my brass fittings leaking?

A: Insufficient Tightening: If fittings are not tightened enough, gaps can form between the threads, allowing fluids to escape. Conversely, over-tightening can strip the threads or crack the fitting, also leading to leaks.

We're professional brass pipe fittings manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to wholesale brass pipe fittings for sale here from our factory. Contact us for free sample.

Hex Internal Thread Cap, plug, Three-piece Bend Connector
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