Union

PVC Union is a type of pipe fitting specifically designed for plumbing installations, manufactured from high-quality PVC-U material, which offers wonderful durability and stability. This union features a unique socket and spigot structure that enables quick and easy connections between pipes, significantly improving installation efficiency. During the installation process, users simply need to insert the ends of the union into the two pipes that are to be connected, and then rotate or tighten the union to complete the connection. This method of connection not only enhances installation efficiency but also reduces installation costs.

  • Union
  • Union
  • Union
  • Union
  • Union

Product Name: PVC-U Union
Material: PVC-U
Pressure Rating: 1.0MPa, 1.6MPa
Connection Methods: Socket and Spigot, Adhesive, Flange Connection
Colors: White, Grey, Green, etc. Custom Colors Available Upon Request
Production Standard: GB/T 10002.2-2003
Density: 1.35~1.46g/cm³
Working Temperature: -20℃ to 110℃
Vicat Softening Temperature: ≥80℃
Longitudinal Shrinkage Rate: ≤5%
Drop Weight Impact Test: 0℃ TIP ≤5%
Hydrostatic Pressure Test: No Cracks, No Leakage
Seal Test: No Cracks, No Leakage
Weathering Test: UV Resistant
Vinyl Chloride Monomer Content: ≤1 mg/kg
Flexural Strength: ≥36Mpa

Product parameter introduction
Union Union
Male Adaptor Union Compression Coupling
Specification
mm
Specification
mm
Specification
mm
20-1/2" 20 20
25-3/4" 25 25
32-1" 32 32
40-5/4" 40 40
50-3/2" 50 50
63-2" 63 63
75-5/2" 75 75
90-3" 90 90
110-4" 110 110
125
160
Female Adaptor
Specification
mm
20-1/2"
25-3/4"
32-1"
40-5/4"
50-3/2”
63-2"
75-5/2"
90-3"
110-4"



Copper Thread Coupling Copper Thread Tee Copper Thread Elbow
Specification
mm
Specification
mm
Specification
mm
20-1/2" 20-1/2" 20-1/2"
25-3/4" 25-3/4" 25- 3/4"
32-1" 32-1" 32-1"
Product advantages

1. PVC unions have wonderful sealing performance, ensured by the internal sealing gasket or ring, which guarantees a tight and seamless connection, thus ensuring the stable operation and safety of the pipeline system.
2. Due to the structural design of PVC unions, when issues arise in the pipeline system, users can easily disassemble the union to inspect and repair the damaged parts. This significantly reduces the difficulty and cost of maintenance, enhancing the maintainability of the pipeline system.
3. The compact design of PVC unions occupies minimal space, allowing for more flexible pipeline layouts. This not only reduces the space required for pipeline installation but also conserves material resources to a certain extent, aligning with modern green and environmentally friendly philosophies.
4. Whether used for cold and hot water supply, drainage networks, or critical fire protection systems, PVC unions provide stable and reliable connection solutions to meet diverse needs across various complex scenarios.

Applications
01 / 03
  • Water Supply
  • Irrigation
  • Drainage
Water Supply
PVC couplings have many unique application values in the field of water supply. The unique socket structure allows for the rapid connection of water pipes of different materials and specifications, greatly improving construction efficiency. At the same time, PVC couplings have wonderful sealing performance, using highly elastic sealing materials to effectively prevent pipe rupture or leakage, ensuring the safety of water quality and the stable operation of the water supply system. In addition, PVC couplings also have a shock-absorbing effect, which can reduce the impact force of the water hammer, reduce pipeline deformation, and extend the service life of pipelines and equipment.
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Irrigation
Since agricultural irrigation systems usually involve a large number of pipeline connections and the pipeline layout area is extensive, PVC couplings, with their fast and simple connection method, greatly improve construction efficiency. Through couplings, farmers can easily connect irrigation pipes with water sources, sprinklers, and other equipment to achieve effective irrigation of farmland. Greenhouse irrigation systems have higher requirements for the sealing and stability of pipeline connections, and PVC couplings can meet these needs. With the connection of couplings, greenhouse irrigation systems can ensure a stable water supply and prevent water leakage, providing suitable irrigation conditions for plants in the greenhouse.
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Drainage
PVC couplings also play an important role in drainage systems in industrial fields such as chemical industry and power generation. These fields have higher requirements for the sealing and stability of drainage pipeline connections. PVC couplings can effectively prevent leakage at pipeline connections, ensuring the stable operation of the drainage system and avoiding production interruptions or environmental pollution caused by leaks. PVC couplings are also commonly used in outdoor drainage systems, such as rainwater discharge pipes and the inlet and outlet pipes of sewage treatment plants.
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Color your world with excellence and innovation—Jiangyin Huada, your trusted source for premium color masterbatch, high-quality plastic pipes, and fittings.

It is because of our unwavering commitment to the pipe and pipeline industry, our emphasis on product diversity, the importance we place on product quality, and our dedication to green environmental practices and sustainable development that our brand has gradually gained recognition. Our products have earned the trust and praise of numerous customers, and our brand has become a symbol of reliability and trustworthiness.

As a professional China OEM PVC Union Supplier and PVC Union company, Our brand story is one of continuous progress and innovation. We will continue to create more value for more customers and contribute to the development of the industry. We believe that through sustained efforts and adherence to our principles, our brand will continue to shine brightly and make a mark internationally.

Jiangyin Huada Polyester Plastic Co., Ltd.
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Our products are of quality and performance, ensuring a lifespan of 50 years or more. Additionally, our wholesale and inventory partners can enjoy great value and discounts. Simply fill out an application form and contact us to avail of these discounts.

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