Product Description

Pipe Connector Plastic Tee PP Compression Fittings for Irrigation 


Name  Model   Size 
Tee  QX81 16mm, 25mm, 32mm, 40mm, 50mm, 63mm, 75mm, 90mm, 110mm 
Coupling  QX82 16mm, 25mm, 32mm, 40mm, 50mm, 63mm, 75mm, 90mm, 110mm 
Elbow  QX83 16mm, 25mm, 32mm, 40mm, 50mm, 63mm, 75mm, 90mm, 110mm 
End cap  QX84 16mm, 25mm, 32mm, 40mm, 50mm, 63mm, 75mm, 90mm, 110mm 
Male Adapter QX85 16mmx1/2″;   20mmx1/2″,  20mmx 3/4″,  25mmx1/2″, 25mmx3/4″, 25mmx1″,   32mmx1/2″, 32mmx3/4″, 32mmx1″, 40mmx1″, 40x 1 1/4″, 50mmx3/4″, 50mmx1″, 50mmx 1 1/4″;50mm x 1 1/2″, 63mmx3/4″, 63mmx1″, 63mmx 1 1/2″, 63mmx2″, 75mmx2″, 75mmx2 1/2″; 90mmx 1 1/2″, 90mmx2″, 90mmx 2 1/2″, 90mm x 3″; 110mm x3″, 110mmx4″
Female Adapter  QX86 16mmx1/2″;  20mmx 1/2″, 25mmx1/2″, 25mmx 3/4″, 32mmx3/4″, 32mmx1″, 40mmx 1 1/4″, 50mm x 1 1/2″, 63mmx2″, 75mmx 2 1/2″, 90mmx3″, 110mmx4″ 
Reducing Tee  QX87 20mmx1/2″, 25mmx 3/4″, 25×1/2″, 25mmx3/4″, 25mmx1″, 32mmx3/4″, 32mmx1″, 40mmx1″, 40mmx 1 1/4″, 50mmx 1 1/2″, 63mm x 1 1/2″, 63mmx2″, 75mm x 2 1/2″, 90mmx3″, 110mmx4″
Reducing Coupling  QX88 20mmx16mm, 25mmx20mm, 32mmx20mm, 32mmx25mm, 40mmx25mm, 40mmx32mm, 50mmx32mm, 50mmx40mm, 63mmx40mm, 63mmx50mm 
Female Tee  QX89 16mmx1/2″, 20mmx1/2″, 25mmx1/2″, 25mmx3/4″, 32mmx3/4″, 32mmx1″, 40mmx 1 1/4″, 50mmx 1 1/4″, 50mmx 1 1/2″, 63mm x 1 1/2″, 63mmx2″, 90mmx 2 1/2″, 90mmx3″
MALE TEE  QX90 16mmx 1/2″, 20mmx1/2″, 20mmx 3/4″, 25mmx1/2″, 25mmx3/4″, 25mmx1″, 32mmx1/2″, 32mmx3/4″, 32mmx1″, 40mmx 1 1/4″; 50mmx 1 1/2″, 63mmx2″ 
Female Elbow  QX91 16mmx1/2″; 20mmx 1/2″, 25mmx1/2″, 25mmx3/4″, 32mmx3/4″, 32mmx1″; 40mm x 1 1/4″, 50mmx 1 1/2″, 63mmx2″, 75mmx 2 1/2″; 90mmx3″ 
Male Elbow  QX92 16mmx1/2″; 20mmx 1/2″, 25mmx1/2″, 25mmx3/4″, 32mmx3/4″, 32mmx1″; 40mm x 1 1/4″, 50mmx 1 1/2″, 63mmx2″, 75mmx 2 1/2″; 90mmx3″ 
Clamp Saddle  QX93 40mmx1/2″, 40mmx3/4″, 40mmx1″, 50mmx1/2″, 50mmx3/4″, 50mmx1″; 63mmx1/2″, 63mmx3/4″, 63mmx1″; 75mmx 3/4″; 75mmx1″; 75mmx 1 1/2″; 90mmx 1/2″, 90mmx 3/4″, 90mmx1″, 90mmx 1 1/2″, 90mmx2″, 110mmx 1/2″, 110mmx3/4″, 110mmx1″, 110mmx 1 1/2″, 110mmx2″, 110mmx3″



4, FAQ

A:  Advantage

(1) High pressure can stand: PN10, PN16, PN35, PN40; 150psi, 235psi etc, as customers’ request;

(2) Well and high quality control, within 1% leakage;

(3) Environment friendly, non-toxic, good looking and long service life;

(4) Light weight, easy to handle and transport; 

(5) Soft colors and excellent design, suitable for installation either exposed or hidden;

(6) Wonderful ability in chemical corrosion resistance;

(7) Easy and fast installation, making cost minimized;

(8) Widely used in building, irrigation, industry and swimming pool;

(9) Small order acceptable;

(10) Customer’s design and logo are welcome.

B Why choose QX?
(1) We provide OEM service and submit Various styles, latest designs to our clients;

(2) We work with big customers in Southeast Asia, Africa, Middle east, North America, South America;

(3) According to the needs of customers in different regions, we match different quality and thickness valves with various styles, so that our customers are very competitive in the market!

(4) Our high quality PVC valve can be consistent with European and American national brand valves!

(5) We have great experience on providing high quality products and most professional service to clients about 10 years more!

(6) Customers choose our products, can mix and match our PVC pipe fittings, PVC butterfly valves, PP Fittings, irrigation products to buy together, so that the customer product line is more abundant, both quality and delivery time are guaranteed.

(7)  We can flexible from China any port export ! Welcome you inquiry us!



flexible coupling

Can flexible couplings be used in heavy-duty applications such as mining and construction?

Yes, flexible couplings can be used in heavy-duty applications such as mining and construction, where the equipment operates under challenging conditions and encounters high loads, vibrations, and misalignments. Flexible couplings offer several advantages that make them suitable for these demanding environments:

  • Misalignment Compensation: Heavy-duty equipment in mining and construction may experience misalignment due to the rough terrain, uneven surfaces, or heavy loads. Flexible couplings can handle both angular and parallel misalignment, ensuring smooth power transmission even in these adverse conditions.
  • Shock and Vibration Absorption: Mining and construction operations often involve high-impact loads and vibrations. Flexible couplings can dampen and absorb these shocks, protecting the connected components from damage and reducing wear and tear on the equipment.
  • Torsional Stiffness: While flexible couplings are designed to accommodate misalignment, they still maintain a certain level of torsional stiffness to transmit torque efficiently. This is crucial in heavy-duty applications, where high torque is required to drive the machinery.
  • Corrosion and Contamination Resistance: In mining and construction environments, equipment may be exposed to dust, dirt, water, and chemicals. Flexible couplings made from corrosion-resistant materials can withstand these harsh conditions, ensuring reliable performance and longevity.
  • High Torque Transmission: Heavy-duty machinery often requires high torque transmission between the driving and driven components. Flexible couplings are capable of transmitting high torque efficiently, which is essential for the operation of large-scale equipment.
  • Reduced Downtime: The robustness and reliability of flexible couplings in heavy-duty applications contribute to reduced downtime. By minimizing the impact of misalignment, shocks, and vibrations, flexible couplings help prevent unexpected breakdowns and maintenance issues.

When selecting a flexible coupling for heavy-duty applications, it’s important to consider the specific requirements of the machinery and the operating conditions. Factors such as the type of equipment, torque and speed requirements, environmental conditions, and expected loads should be taken into account.

Overall, flexible couplings are a versatile solution for power transmission in heavy-duty applications, providing the necessary flexibility, durability, and performance to withstand the challenges posed by the mining and construction industries.

flexible coupling

How does a flexible coupling handle alignment issues in long-distance shaft connections?

In long-distance shaft connections, it is common to encounter alignment issues due to factors such as thermal expansion, foundation settlement, or machinery shifts. Flexible couplings play a crucial role in handling these alignment issues and ensuring efficient power transmission. Here’s how they achieve this:

  • Misalignment Compensation: Flexible couplings are designed to accommodate both angular and parallel misalignments between shafts. When the shafts are not perfectly aligned, the flexibility of the coupling allows it to bend or flex, reducing the transmission of misalignment forces to connected equipment.
  • Reduced Stress on Equipment: By absorbing and compensating for misalignment, flexible couplings reduce the stress and loads imposed on connected machinery. This feature is particularly important in long-distance shaft connections, where misalignment can be more pronounced.
  • Torsional Flexibility: In addition to angular and parallel misalignments, long-distance shaft connections may also experience torsional misalignment. Flexible couplings can handle torsional flexibility, allowing smooth torque transmission even if the connected shafts have slightly different rotational speeds.
  • Vibration Damping: Long-distance shaft connections can be susceptible to vibrations due to the extended span and potential resonance. Flexible couplings help dampen these vibrations, protecting the connected equipment from excessive wear and fatigue.
  • Resilience to Shock Loads: Long-distance shaft connections in industrial settings may experience shock loads due to sudden starts, stops, or equipment malfunctions. Flexible couplings can absorb and dissipate some of these shock loads, safeguarding the connected components.
  • Longevity: By mitigating the effects of misalignment, vibrations, and shock loads, flexible couplings contribute to the longevity of the connected equipment and reduce maintenance and replacement costs over time.

When selecting a flexible coupling for long-distance shaft connections, it is essential to consider factors such as the degree of misalignment, torque requirements, operating conditions, and the environment in which the coupling will be used. Regular inspection and maintenance of the flexible coupling can further enhance its performance and ensure reliable operation in long-distance shaft connections.

flexible coupling

What is a flexible coupling and how does it work?

A flexible coupling is a mechanical device used to connect two shafts while allowing for relative movement between them. It is designed to transmit torque from one shaft to another while compensating for misalignment, vibration, and shock. Flexible couplings are essential components in various rotating machinery and systems, as they help protect the connected equipment and enhance overall performance.

Types of Flexible Couplings:

There are several types of flexible couplings, each with its unique design and characteristics. Some common types include:

  • Jaw Couplings: Jaw couplings feature elastomer spiders that fit between two hubs. They can accommodate angular and parallel misalignment while dampening vibrations.
  • Disc Couplings: Disc couplings use thin metallic discs to connect the shafts. They are highly flexible and provide excellent misalignment compensation.
  • Gear Couplings: Gear couplings use gear teeth to transmit torque. They offer high torque capacity and can handle moderate misalignment.
  • Beam Couplings: Beam couplings use a single piece of flexible material, such as a metal beam, to transmit torque while compensating for misalignment.
  • Bellows Couplings: Bellows couplings use a bellows-like structure to allow for axial, angular, and parallel misalignment compensation.
  • Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot to allow for misalignment compensation.

How a Flexible Coupling Works:

The operation of a flexible coupling depends on its specific design, but the general principles are similar. Let’s take the example of a jaw coupling to explain how a flexible coupling works:

  1. Two shafts are connected to the coupling hubs on either side, with an elastomer spider placed between them.
  2. When torque is applied to one shaft, it causes the spider to compress and deform slightly, transmitting the torque to the other shaft.
  3. In case of misalignment between the shafts, the elastomer spider flexes and compensates for the misalignment, ensuring smooth torque transmission without imposing excessive loads on the shafts or connected equipment.
  4. The elastomer spider also acts as a damping element, absorbing vibrations and shocks during operation, which reduces wear on the equipment and enhances system stability.

Overall, the flexibility and ability to compensate for misalignment are the key features that allow a flexible coupling to function effectively. The choice of a specific flexible coupling type depends on the application’s requirements, such as torque capacity, misalignment compensation, and environmental conditions.

China wholesaler Irrigation Water Supply High Pressure Pn16 Blue PP Compression Fitting Flexible Coupling  China wholesaler Irrigation Water Supply High Pressure Pn16 Blue PP Compression Fitting Flexible Coupling
editor by CX 2023-11-06