China manufacturer Flexible HDPE Pipe Couplings for Cast Iron and Plastic Pipe Connections, Black

Product Description

HDPE pipe can be used in a variety of applications, the product is cheaper than other pipes and easy to construct. Widely used in water supply system, agricultural irrigation, fire water supply system.

PE pipe fittings and pipe fittings professional manufacturers export to all over the world quality products, quality service

Product Description

Application area:

1) Pipe for hot and cold water,drinking water system

2) Pipe for heating ,floor and wall warming system, melting snow in north building

3) Pipe for solar heating system ,hot and cold device

 

4) Pipe for transproting oil and coling liquid

5) Pipe for air contaditioning external connecting

6) Pipe for transporting oxygen in hospital

 

Product Parameters

 

Part Material
Body(A) Polypropylene co-polymer(PP-B) of exceptional mechanical properties even at high temperature.
Blocking bush(D) Polypropylene
Nut(B) Polypropylene with dye master of high stability to UV rays andsolidity to heat( S grade according to standard DIN54004)
Clinching ring(C) Polyacetal resin(POM)with high mechanical resistance And hardness
O Ring gasket(E) Special elastomeric rubber(EPDM) for alimentary use
Reinforcing ring AISI 430 (UNI X8Cr17,W,nr 14828)Stainless steel for female threads from 1″to 4″

Material: PE,
Sizes: 20mm to1200mm
Pressure Rating:  10MPa, 16MPa, 20MPa, 30MPa
Colors: black or other colors on request

product standard
specification 20 25 32 40 50 63 75 90 110
                   

All pipes and fittings produce with 100% virgin material . 

 

inch dn (mm) SDR/PN         
SDR26/0.6MPa SDR21/0.8MPa SDR17/1.0MPa SDR13.6/1.25MPa SDR11/1.6MPa
Thickness Thickness Thickness Thickness Thickness
mm mm mm mm mm
1/2″ 20         2.3 
3/4″ 25         2.3 
1″ 32     2.3 2.4  3.0 
1 1/4″ 40   2.3 2.4 3.0  3.7 
1 1/2″ 50 2.3 2.4 3.0  3.7  4.6 
2″ 63 2.5 3.0  3.8 4.7  5.8 
2 1/2″ 75 2.9 3.6 4.5 5.6  6.8 
3″ 90 3.5 4.3 5.4 6.7  8.2 
4″ 110 4.2 5.3 6.6 8.1  10 
4 1/2″ 125 4.8 6.0  7.4 9.2  11.4 
5″ 140 5.4 6.7  8.3 10.3  12.7 
6″ 160 6.2 7.7 9.5 11.8  14.6 
7″ 180 6.9 8.6 10.7 13.3  16.4 
8″ 200 7.7 9.6 11.9 14.7  18.2 
9″ 225 8.6 10.8 13.4 16.6  20.5 
10″ 250 9.6 11.9 14.8 18.4  22.7 
11″ 280 10.7 13.4 16.6 20.6  25.4 
12″ 315 12.1 15.0  18.7 23.2  28.6 
14″ 355 13.6 16.9 21.1 26.1  32.2 
16″ 400 15.3 19.1 23.7 29.4  36.3 
18″ 450 17.2 21.5 26.7 33.1  40.9 
20″ 500 19.1 23.9 29.7 36.8  45.4 
22″ 560 21.4 26.7 33.2 41.2  50.8 
24″ 630 24.1 30.0  37.4 46.3  57.2 
28″ 710 27.2 33.9 42.1 52.2 64.6
32″ 800 30.6 38.1 47.4 58.8 72.7

 

Installation Instructions

 

 

other products

The company produces various other PPR pipes and accessories if you need to click the home page to see more.

What fittings are used with HDPE pipe?

HDPE Pipe Fittings

  • Thermal Butt (Butt fusion)
  • Thermal bushing.
  • Electro Fusion.
  • Flange.
  • Extrusion.
  • Bolting.
  • Rubber gasket latching.

 

 

Company Profile

  ZheJiang Shitong Plastic Co., LTD. Registered address is located in North ShiHangZhou Village, Xihu (West Lake) Dis.cheng District, HangZhou City, registered authority is Xihu (West Lake) Dis.cheng District Market Supervision Administration, legal representative for CZPT Wentao, business scope includes plastic plate, pipe, profile manufacturing. Water supply and drainage pipe and pipe fittings production, processing, marketing; Building materials, hardware tools, mechanical and electrical products, wires, cables, electrical switches, daily necessities, electrical wholesale, retail; It is engaged in the export business of its own products and technologies and the import business of raw and auxiliary materials, instruments and meters, machinery and equipment, spare parts and technologies needed by its own enterprises, except the commodities and technologies that are restricted by the state or prohibited from being imported and exported; Municipal engineering, construction and installation engineering, housing construction engineering, landscape engineering, water conservancy engineering, pipeline engineering, fire protection engineering, indoor and outdoor decoration engineering, bridge engineering, environmental protection engineering construction.

certificate

 

 

Our Advantages

1. Create high quality, low price and low profit, small profits but quick turnover.
2. The pipe fittings of the manufacturer can be customized to meet your wishes.
3. Professional construction experience and production experience can reasonably reduce costs for your needs.
4. We own complete testing equipment to ensure quality.

FAQ

 

1.Are you a factory or a trading company?
We are a foreign trade team formed by the internal staff of the factory.
2.How is your manufacturing capability?
China’s old-fashioned manufacturer, the domestic market has cooperated with the local government and local leading construction companies for decades.
3.What services can you provide?
Problems encountered in the construction can be solved. If there is a problem with the pipeline, we will try our best to solve it or reissue it later.
4.Can you change the size for customers?
Of course, the product will be customized according to your needs, but the payment method requires a larger deposit in advance.
5.What are the advantages of your product?
High quality medium quality according to your needs, but fully up to standard and meet your needs, the price is lower than the market price.
6.Can you provide samples?
Yes, but you need to pay for shipping.
7.What are your payment terms?
We accept TT and L/C, and we will issue an account after multiple cooperations.
8.How is the delivery time?
Depending on the quantity of goods, most requirements are generally met within 20 days.
9.Why choose us?
Decades of production experience and construction experience will help you more than the sales value.

flexible coupling

What are the common installation mistakes to avoid when using flexible couplings?

Proper installation is crucial for the reliable and efficient performance of flexible couplings. Here are some common installation mistakes to avoid:

  • Incorrect Alignment: One of the most critical installation errors is improper alignment of the driving and driven shafts. Misalignment can lead to premature wear, increased vibration, and reduced power transmission efficiency. It is essential to align the shafts within the specified tolerances provided by the coupling manufacturer.
  • Over-Tightening: Applying excessive torque to the coupling’s fasteners during installation can cause damage to the flexible elements and decrease their ability to accommodate misalignment. It is essential to follow the recommended torque values provided by the coupling manufacturer to ensure proper clamping without over-tightening.
  • Improper Lubrication: Some flexible couplings may require lubrication of their flexible elements or moving parts. Failure to lubricate as recommended can lead to increased friction, wear, and reduced service life of the coupling.
  • Using Damaged Couplings: Before installation, it is crucial to inspect the flexible coupling for any signs of damage or defects. Using a damaged coupling can lead to premature failure and potential safety hazards. If any damage is detected, the coupling should be replaced with a new one.
  • Wrong Coupling Selection: Selecting the wrong type or size of the coupling for the application can result in inadequate performance, premature wear, and possible coupling failure. It’s essential to consider factors such as torque requirements, speed, misalignment compensation, and environmental conditions when choosing the appropriate coupling.
  • Ignoring Operating Conditions: Failure to consider the specific operating conditions, such as temperature, humidity, and exposure to corrosive substances, can lead to accelerated wear and reduced coupling lifespan. Choosing a coupling that is compatible with the operating environment is essential.
  • Ignoring Manufacturer Guidelines: Each flexible coupling comes with specific installation guidelines provided by the manufacturer. Ignoring these guidelines can lead to suboptimal performance and potential safety issues. It is crucial to carefully follow the manufacturer’s instructions during installation.

By avoiding these common installation mistakes and following best practices, the reliability, efficiency, and service life of flexible couplings can be maximized, leading to improved performance of the mechanical system as a whole.

flexible coupling

What are the key considerations for selecting a flexible coupling for high-speed applications?

When selecting a flexible coupling for high-speed applications, several critical considerations should be taken into account to ensure optimal performance and reliability:

  • Material and Design: Choose a flexible coupling made from high-quality materials that can withstand the high rotational speeds without experiencing excessive wear or fatigue. Consider designs that are specifically engineered for high-speed applications, ensuring they have the required torsional stiffness and damping characteristics.
  • Balance: Imbalance at high speeds can lead to vibration and reduce the lifespan of the coupling and connected components. Look for precision-balanced flexible couplings that minimize vibration and avoid any potential resonance issues at operating speeds.
  • Torsional Stiffness: In high-speed applications, torsional stiffness is crucial to maintaining accurate rotational timing and preventing torque losses. Choose a flexible coupling with adequate torsional stiffness to minimize angular deflection under load.
  • Dynamic Balancing: Dynamic balancing is essential for flexible couplings used in high-speed applications. A dynamically balanced coupling reduces vibrations caused by rotational imbalances, increasing the smoothness and stability of the system.
  • Temperature Resistance: High-speed operations can generate significant heat, so select a flexible coupling that can withstand the elevated temperatures without compromising its mechanical properties or causing premature failure.
  • Alignment and Runout Tolerance: Accurate alignment of the coupling with the shafts is crucial to prevent additional stress and vibration. Consider couplings with high runout tolerance and ease of alignment to facilitate proper installation.
  • Service Life and Maintenance: Evaluate the expected service life of the flexible coupling in high-speed applications. Low-maintenance couplings are desirable to reduce downtime and maintenance costs.
  • Application Specifics: Consider the specific requirements of the high-speed application, such as the magnitude of torque, axial movement, and the presence of shock loads. Choose a coupling that can handle these specific demands while maintaining performance at high speeds.
  • Compliance with Standards: Ensure that the selected flexible coupling complies with relevant industry standards and specifications, especially those related to high-speed performance and safety.

By carefully considering these key factors, engineers can choose a flexible coupling that meets the demands of high-speed applications, delivering reliable and efficient power transmission while minimizing the risk of premature wear, vibration, and downtime.

flexible coupling

Can flexible couplings be used for both motor-to-shaft and shaft-to-shaft connections?

Yes, flexible couplings can be used for both motor-to-shaft and shaft-to-shaft connections in various applications. The versatility of flexible couplings allows them to adapt to different types of connections and meet the specific requirements of the system.

Motor-to-Shaft Connections:

When connecting a motor to a shaft, a flexible coupling serves as an intermediary component that joins the motor shaft and the driven shaft. Flexible couplings are commonly used in motor-driven systems to accommodate misalignment between the motor and the driven load. In motor applications, flexible couplings help reduce stress and wear on the motor bearings, thus extending the motor’s life and enhancing overall system reliability. They also act as vibration dampeners, minimizing vibrations transmitted from the motor to the driven shaft, and subsequently to connected equipment, ensuring smoother operation.

Shaft-to-Shaft Connections:

In many mechanical systems, such as those in the manufacturing, automation, and power transmission industries, shaft-to-shaft connections are required. A flexible coupling can bridge the gap between two shafts and transmit torque while accommodating misalignment. This type of coupling is commonly used to connect shafts that are not perfectly aligned due to factors like manufacturing tolerances, thermal expansion, or foundation settling. By allowing for misalignment, the flexible coupling protects the connected components from excessive stresses and ensures efficient power transmission.

Versatility and Advantages:

The ability of flexible couplings to handle both motor-to-shaft and shaft-to-shaft connections makes them versatile solutions for a wide range of industrial applications. Some of the advantages of using flexible couplings in these connections include:

  • Minimizing stress and wear on connected components, such as bearings and seals.
  • Compensating for misalignment, ensuring smooth power transmission.
  • Damping vibrations and shock loads, reducing the risk of mechanical failures.
  • Protecting equipment from excessive forces, enhancing system reliability.
  • Simplifying installation and alignment procedures, reducing downtime.
  • Improving overall system performance and operational efficiency.

Applications:

Flexible couplings find applications in a wide range of industries, including manufacturing, material handling, automotive, aerospace, robotics, and more. Whether connecting a motor to a shaft or joining two shafts directly, flexible couplings play a crucial role in enhancing the reliability and efficiency of rotating machinery and mechanical systems.

In conclusion, flexible couplings can effectively serve as connectors for both motor-to-shaft and shaft-to-shaft connections, providing essential misalignment compensation and protection for connected equipment in various industrial applications.

China manufacturer Flexible HDPE Pipe Couplings for Cast Iron and Plastic Pipe Connections, Black  China manufacturer Flexible HDPE Pipe Couplings for Cast Iron and Plastic Pipe Connections, Black
editor by CX 2023-08-17

As one of leading flexible disc coupling manufacturers, suppliers and exporters of mechanical products, We offer flexible-disc-coupling and many other products.

Please contact us for details.

Mail: sales@flexible-disc-coupling.top

Manufacturer supplier exporter of flexible disc coupling

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