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 CHINAMFG 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 maintenance-free options available for flexible couplings?

Several maintenance-free options are available for flexible couplings, designed to reduce or eliminate the need for regular maintenance and lubrication. These options offer long-lasting performance and reliability while minimizing downtime and operational costs. Below are some maintenance-free options for flexible couplings:

1. Maintenance-Free Elastomeric Couplings: Elastomeric couplings with a specific design and materials can be maintenance-free. These couplings often incorporate high-quality elastomeric elements that do not require periodic lubrication. The elastomeric material provides damping of shocks and vibrations and allows for misalignment compensation, making them suitable for various applications without the need for regular maintenance.

2. Non-Lubricated Metallic Couplings: Some metallic couplings are designed to operate without the need for lubrication. These couplings use self-lubricating materials or specialized coatings that reduce friction between moving parts, eliminating the need for manual lubrication. They can handle high torque and speed requirements while providing reliable performance over extended periods without maintenance.

3. Pre-Lubricated Couplings: Certain flexible couplings come pre-lubricated during manufacturing. These couplings have grease or lubricant already applied to the critical components, providing sufficient lubrication for an extended period of operation. As a result, users do not need to perform regular lubrication maintenance, reducing maintenance tasks and associated costs.

4. Sealed Couplings: Some flexible couplings are designed with integrated seals or shields that protect internal components from contaminants and prevent lubricant leakage. These sealed couplings are inherently maintenance-free, as they ensure long-lasting performance without the need for external maintenance or re-lubrication.

5. Non-Wearing Materials: Certain flexible couplings are constructed using non-wearing materials, such as high-performance polymers. These materials offer excellent resistance to wear and abrasion, reducing the need for maintenance and replacement due to wear-related issues.

6. Torque-Responsive Couplings: Some maintenance-free couplings are designed to disengage or slip when the torque exceeds a certain threshold. This feature protects the connected equipment from excessive loads, preventing damage and reducing the need for maintenance or repairs caused by overload conditions.

Summary: Maintenance-free options for flexible couplings are available, offering reliable and long-lasting performance without the need for regular maintenance and lubrication. These couplings utilize specialized materials, designs, and features to handle various operating conditions while minimizing downtime and operational costs. Selecting a maintenance-free coupling that suits the specific application requirements can significantly improve the overall efficiency and reliability of the mechanical system.

flexible coupling

How does a flexible coupling contribute to reducing maintenance and downtime costs?

A flexible coupling plays a significant role in reducing maintenance and downtime costs in mechanical systems. Here are the ways in which it achieves this:

  • Misalignment Compensation: Flexible couplings can accommodate both angular and parallel misalignments between shafts. By absorbing and compensating for misalignment, they reduce wear and stress on connected equipment, minimizing the risk of premature failures and the need for frequent adjustments.
  • Vibration Damping: Flexible couplings dampen vibrations and shock loads in the system. This not only protects the connected components from excessive wear but also reduces the likelihood of damage to bearings, seals, and other critical parts, which would otherwise require frequent replacement or repair.
  • Protection Against Shock Loads: In applications where sudden starts, stops, or load fluctuations occur, flexible couplings can absorb and dissipate some of the shock loads, preventing potential damage to machinery. This feature extends the equipment’s lifespan and minimizes unplanned downtime.
  • Longevity of Components: By reducing stress and wear on connected components, flexible couplings contribute to their longevity. Components such as bearings, shafts, and gears are subject to less strain and fatigue, resulting in extended service intervals and reduced replacement costs.
  • Easy Installation and Maintenance: Flexible couplings are relatively easy to install and require minimal maintenance. Routine inspections to check for wear or damage can be done without significant downtime, allowing proactive maintenance to address any issues before they escalate.
  • Adaptability to Operating Conditions: Flexible couplings can handle variations in operating conditions, such as temperature fluctuations and different types of loads. Their ability to accommodate changing conditions reduces the need for frequent adjustments or component replacements due to environmental factors.
  • Reduced Downtime during Maintenance: In the event of maintenance or equipment repairs, flexible couplings can be quickly disconnected and reconnected, minimizing the downtime required for servicing. This quick replacement reduces production losses and improves overall system efficiency.

Overall, the use of flexible couplings in mechanical systems promotes reliability, extends the life of equipment, and helps prevent costly breakdowns. By reducing maintenance and downtime costs, flexible couplings contribute to improved productivity and profitability for industrial operations.

flexible coupling

Can flexible couplings handle misalignment between shafts?

Yes, flexible couplings are specifically designed to handle misalignment between shafts in rotating machinery and mechanical systems. Misalignment can occur due to various factors, including installation errors, thermal expansion, manufacturing tolerances, or shaft deflection during operation.

Flexible couplings offer the ability to compensate for different types of misalignment, including:

  • Angular Misalignment: When the shafts are not collinear and have an angular offset, flexible couplings can accommodate this misalignment by flexing or twisting, allowing the two shafts to remain connected while transmitting torque smoothly.
  • Parallel Misalignment: Parallel misalignment occurs when the two shafts are not perfectly aligned along their axes. Flexible couplings can adjust to this misalignment, ensuring that the shafts remain connected and capable of transmitting power efficiently.
  • Axial Misalignment: Axial misalignment, also known as end float or axial displacement, refers to the relative axial movement of the two shafts. Some flexible coupling designs can accommodate axial misalignment, allowing for slight axial movements without disengaging the coupling.

The ability of flexible couplings to handle misalignment is essential in preventing premature wear and failure of the connected equipment. By compensating for misalignment, flexible couplings reduce the stress on the shafts, bearings, and seals, extending the service life of these components and improving overall system reliability.

It is crucial to select the appropriate type of flexible coupling based on the specific misalignment requirements of the application. Different coupling designs offer varying degrees of misalignment compensation, and the choice depends on factors such as the magnitude and type of misalignment, the torque requirements, and the operating environment.

In summary, flexible couplings play a vital role in handling misalignment between shafts, ensuring efficient power transmission and protecting mechanical systems from the adverse effects of misalignment. Their ability to accommodate misalignment makes them indispensable components in various industrial, automotive, aerospace, and marine applications.

China factory Flexible HDPE Pipe Couplings for Cast Iron and Plastic Pipe Connections, Black  China factory Flexible HDPE Pipe Couplings for Cast Iron and Plastic Pipe Connections, Black
editor by CX 2023-10-23