China best PVC Female Coupling of JIS 10K 1/2 Inch Plastic Pipe Fitting UPVC Fittings Female Thread Adaptor Reducing Coupler for Industrial Use

Product Description

Product Name:PVC Female Coupling of JIS 10K 1/2 inch Plastic Pipe Fitting UPVC Fittings Female Thread Adaptor Reducing Coupler for Industrial Use

UPVC Female coupling JIS Standard is connector of 1 end by socket and another end of female thread, the UPVC Pipe Fitting JIS is made by JIS stadards, and female screw end by BSPT standard. the main purpose of use PVC female coupler is connect the valves, instrument, equipment and other accessories to the PVC Pipe system. .


UPVC Female coupling with following specifications:

Size: 1/2″ 3/4″ 1″ 1-1/4″ 1-1/2″ 2″

Standard: JIS
Working pressure: 1.6Mpa(PN16 bar)
Working temperature: 0ºC to 65ºCProduct


Application area:
Chlorine-caustic soda plant
Waste water treatment 
Chemical fertilizer plant
Paper Mill
Electroplate factory
Pharmaceutical factory
Steel Plant
other corrosive medium transport.


Industrial coupling

Key Factors to Consider When Designing Industrial Couplings for Specific Applications

Designing industrial couplings for specific applications requires careful consideration of various factors to ensure optimal performance, reliability, and safety. Here are some key factors that engineers and designers should take into account during the coupling design process:

  • Application Requirements: Understand the specific requirements of the application, including torque and speed requirements, operating conditions (e.g., temperature, humidity), and the type of machinery being connected.
  • Power Transmission Capacity: Calculate the required torque capacity and ensure that the selected coupling can safely handle the expected torque loads without exceeding its limits.
  • Shaft Misalignment: Consider the potential misalignment between the connected shafts. Choose a coupling type that can accommodate the expected misalignment while maintaining efficient power transmission.
  • Space Limitations: Assess the available space for the coupling installation. Select a compact and appropriately sized coupling that fits within the space constraints without compromising performance.
  • Environmental Conditions: Evaluate the environmental conditions in which the coupling will operate. Factors such as temperature, humidity, dust, and chemical exposure can influence the choice of materials and lubrication requirements.
  • Dynamic Loads: Determine if the application involves dynamic loads, shocks, or vibrations. Select a coupling that can handle such dynamic forces without premature failure.
  • Torsional Stiffness: Consider the required torsional stiffness of the coupling based on the application’s precision and response characteristics. A stiffer coupling may be needed for highly precise systems.
  • Material Selection: Choose appropriate materials for the coupling components based on the operating conditions, chemical compatibility, and desired mechanical properties.
  • Installation and Maintenance: Ensure that the coupling design allows for easy installation and maintenance. Consider features such as split couplings, easy access to bolts, and lubrication points.
  • Alignment Requirements: Evaluate the alignment requirements of the coupling. Some couplings may need precise alignment, while others can tolerate moderate misalignment.
  • Cost and Life-Cycle Considerations: Weigh the initial cost of the coupling against its expected lifespan and maintenance requirements. Choose a coupling that provides a balance between performance and cost-effectiveness over its life cycle.

By carefully considering these factors during the design process, engineers can create industrial couplings that are tailored to the specific requirements of the application. Properly designed couplings will enhance the performance, efficiency, and reliability of power transmission systems, ultimately contributing to the overall success of the machinery or equipment they are used in.

Industrial coupling

Comparison of Elastomeric Couplings to Metal Couplings in Different Industrial Scenarios

Elastomeric couplings and metal couplings are two common types of couplings used in various industrial scenarios. Each type has its strengths and weaknesses, making them suitable for different applications based on specific requirements. Let’s compare elastomeric couplings to metal couplings in various industrial scenarios:

  • Vibration Damping and Misalignment: Elastomeric couplings excel in vibration damping and misalignment compensation. The flexible elastomeric elements of these couplings can absorb and dissipate vibrations, reducing the impact on connected equipment and bearings. They also accommodate angular and parallel misalignments, allowing for smoother operation even in situations where shafts are not perfectly aligned. Metal couplings, especially rigid ones, have limited ability to dampen vibrations and may require precise alignment for optimal performance.
  • Torsional Flexibility: Elastomeric couplings offer torsional flexibility, which makes them suitable for applications with shock loads and torque spikes. The elastomeric material acts as a cushion, absorbing sudden shocks and protecting the machinery. Metal couplings, particularly rigid ones, are stiffer and transmit more torsional rigidity, which might not be desirable in scenarios where torsional flexibility is necessary to protect sensitive equipment.
  • Corrosive Environments: In corrosive environments, metal couplings made of corrosion-resistant materials, such as stainless steel or specialized alloys, are preferred. They can withstand the effects of chemicals and aggressive substances without degradation. Elastomeric couplings may not be suitable for such environments as the elastomeric materials are generally not as resistant to chemical attack as metals.
  • Temperature Extremes: Elastomeric couplings have temperature limitations, and their performance might degrade at very high or low temperatures. In contrast, metal couplings can be designed with materials that offer higher temperature resistance. High-temperature metal couplings are suitable for industries like steel and glass manufacturing, where elevated temperatures are common.
  • High Torque Applications: For high-torque applications, metal couplings, especially disc or gear couplings, are preferred due to their higher torque capacity and ability to transmit large amounts of power. Elastomeric couplings may have limitations in high-torque scenarios and are more commonly used in medium to low torque applications.
  • Cost and Maintenance: Elastomeric couplings are generally more cost-effective than metal couplings. They have a simpler design and are easier to manufacture. Additionally, elastomeric couplings require less maintenance since they have fewer moving parts and do not need lubrication. On the other hand, metal couplings, especially certain types like gear couplings, may require periodic lubrication and more intricate maintenance procedures.

In summary, the choice between elastomeric couplings and metal couplings depends on the specific requirements of the industrial scenario. Elastomeric couplings are favored in applications where vibration damping, misalignment compensation, and torsional flexibility are essential. They are also cost-effective and require less maintenance. On the other hand, metal couplings are preferred in high-torque applications, corrosive environments, and temperature extremes. They offer higher temperature resistance and torque capacity but may be more complex and require more maintenance.

Industrial coupling

What is Industrial Coupling, and How Does It Work in Mechanical Systems?

In mechanical systems, an industrial coupling is a device used to connect two shafts together to transmit torque and motion from one shaft to the other. Couplings are essential components that enable the efficient transfer of power between rotating machinery while accommodating various operating conditions and misalignments. They play a crucial role in connecting motors, engines, gearboxes, and other equipment within industrial applications.

The primary function of an industrial coupling is to join two shafts in such a way that they can rotate together while allowing some degree of flexibility to accommodate misalignment, vibrations, and other dynamic forces. This flexibility is vital in preventing excessive stress and wear on the connected machinery, as well as mitigating the risk of premature failures.

There are various types of industrial couplings available, each designed for specific applications and operating conditions. Some common types of industrial couplings include:

  • 1. Diaphragm Couplings: Diaphragm couplings, as discussed in previous answers, use a thin flexible diaphragm to transmit torque between the shafts. They can accommodate misalignments and dampen vibrations, making them suitable for various industrial applications.
  • 2. Gear Couplings: Gear couplings use gear teeth to transmit torque and are known for their high torque capacity and rigid construction. They are commonly used in heavy-duty applications, such as steel mills and mining equipment.
  • 3. Grid Couplings: Grid couplings use a grid of spring-like elements to transmit torque. They are versatile and can absorb shock loads, making them suitable for applications with varying loads and high shock forces.
  • 4. Jaw Couplings: Jaw couplings use elastomeric elements to connect the shafts and are known for their simplicity and ease of installation. They are commonly used in small to medium-sized machinery.
  • 5. Disc Couplings: Disc couplings use thin metal discs to transmit torque and compensate for misalignments. They are often used in precision applications and systems that require low backlash.

Regardless of the specific type, the working principle of an industrial coupling involves connecting the shaft ends and ensuring a firm grip between them. When torque is applied to one shaft, the coupling transmits that torque to the other shaft, causing both shafts to rotate together at the same speed. The coupling’s design allows for some degree of flexibility, which permits the shafts to compensate for misalignments, axial movements, and vibrations. This flexibility helps protect the connected equipment from stress and damage, promoting smooth operation and extending the lifespan of the machinery.

In summary, industrial couplings are critical components in mechanical systems that facilitate the transfer of torque and motion between rotating shafts. They provide flexibility, misalignment compensation, and vibration dampening, making them essential for reliable and efficient power transmission in various industrial applications.

China best PVC Female Coupling of JIS 10K 1/2 Inch Plastic Pipe Fitting UPVC Fittings Female Thread Adaptor Reducing Coupler for Industrial Use  China best PVC Female Coupling of JIS 10K 1/2 Inch Plastic Pipe Fitting UPVC Fittings Female Thread Adaptor Reducing Coupler for Industrial Use
editor by CX 2023-11-27