Product Description
Asnzs Impact Resistant Electric Pipe Fittings 20mm 25mm PVC Rigid Conduit Coupling
We are professional research and development, manufacturing and sale of UL listed pvc conduit, Solar conduit & fittings,
halogen free conduit & fittings, AS/NZS 2053 and British standard PVC conduit & fittings.
If you are looking for these items, contact us for more information.
≡≡ PRODUCT Details
≡≡ PRODUCT DESCRIPTION
| Sizes: | 20mm,25mm,32mm,40mm,50mm |
| OEM: | Customized size and thickness available. |
| Color: | Grey |
| Standards: | Australian standard |
| Feature: | Flame resistant, corrosion resistant, high insulation |
| Packing information: | film plastic. |
| Usage: | Electrical installation. |
≡≡APPLICATION VIEWS
≡≡PACKAGING &SHIPPING
1) Delivery Time:
15-30 days after deposit, detail delivery date should be decided according to production season and order quantity.
2) Packaging:
Based on the size of products, package vary.
≡≡COMPANY INFORMATION
We are 1 of the most professional plastic conduit manufacturers in China, specializing in the development and
production of innovative pvc conduits and fittings for cable management and protection.
Focus on the plastic conduit field, around the customer’s demand for products, technology and services, to provide
comprehensive support to customers in different areas. Our goal is to continuously innovate, keep products and
technology leading, provide the greatest safety and experience for all users, including installers, and strive to
continuously create greater value for customers and the whole society with more environmentally friendly, higher
performance and more reliable pipeline products and services, and push the pipeline field forward.
Our main products, as follow:
1) Low smoke and halogen free conduit& fittings
2) Solar conduit & fittings
3) AS/NZS 2053 conduit &fittings
4) BS conduit &fittings
5) UL listed pvc conduit
6) OEM and ODM availble
Δ Our team
1.Any inquiries will be replied within 24 hours
2. Professional manufacture.
3. OEM is available
4. High quality; standard designs; reasonable and competitive price.
5. Fast delivery: Free sample will be prepared in 2-3 days
6. Shipping : we have our own logistics team
≡≡OUR CERTIFICATES
≡≡OUR EXHIBITION
1) Canton Fair
2) The Big 5 in Dubai
≡≡FAQ
1.What is your MOQ ?
Depend on your order (different kinds of items have different MOQ )
2. What is your delivery time ?
Normally, the time of delivery duration is around 15 days
3. What is the shipping port ?
We ship the goods via HangZhou port
4. What is your payment term ?
We accept 30%T/T in advance, 70% in the period of shipment or 100%L/C
5. How should I contact you ?
You can contact us with Trade Manager or send us an email
6. How about the samples ?
Our samples are free . we could send you the sample, most samples are free to send to most place.
≡≡CONTACT US!!!
May Lan
ZheJiang CHINAMFG INDUSTRY CO.,LTD (FACTORY A)
Address: A.B.C Zone ,ChenTan NiNiu Industry JiaoLi Village ZhongTang Town HangZhou City,China.
CTUBE (HangZhou) PIPE INDUSTRY TECHNOLOGY.,LTD (FACTORY B)
Addess: No.12,Huanyuan East Load,HangZhou Industry Transfer Industrial Park,HangZhou City,HangZhou city,China.
≡≡More>>
More details if you want to know, please kindly contact us at any time. Looking CHINAMFG to cooperating with you soon.
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What Are the Maintenance Requirements for Rigid Couplings?
Rigid couplings are known for their simplicity and low maintenance requirements. Since they do not have moving parts or flexible elements, there are minimal wear and tear issues. However, some maintenance considerations for rigid couplings include:
1. Regular Inspection: It is essential to perform periodic inspections of the rigid couplings to check for any signs of wear, damage, or misalignment. Regular inspections can help identify potential issues early and prevent further problems.
2. Shaft Alignment: Proper shaft alignment is critical for rigid couplings. During installation or whenever maintenance work is performed on the connected machinery, the shaft alignment must be checked and adjusted if necessary. Misalignment can lead to premature coupling failure and cause additional stress on connected equipment.
3. Lubrication: Most rigid couplings do not require lubrication since they have no moving parts. However, some special designs or large-sized couplings may have set screws or other fasteners that require lubrication. It is essential to follow the manufacturer’s guidelines regarding lubrication, if applicable.
4. Corrosion Protection: In corrosive environments, protecting the rigid couplings from corrosion is crucial. This can be achieved through the use of corrosion-resistant materials or coatings.
5. Periodic Re-tightening: If the rigid coupling uses set screws or other fasteners, periodic re-tightening may be necessary to maintain the integrity of the connection. This is particularly important in applications with high vibrations or heavy loads.
6. Temperature Considerations: Rigid couplings may experience thermal expansion or contraction, especially in high-temperature environments. It is essential to consider the thermal expansion characteristics of the coupling material and the connected shafts to ensure proper functioning under varying temperatures.
7. Professional Maintenance: In complex systems or critical applications, it is advisable to seek professional maintenance and alignment services. Expert technicians can ensure proper installation, alignment, and maintenance of rigid couplings, reducing the risk of unexpected failures.
Overall, rigid couplings are designed for reliability and longevity, and proper maintenance practices can further enhance their performance and lifespan. Regular inspections and alignment checks are vital for identifying and addressing potential issues before they escalate into costly problems.
How Does a Rigid Coupling Handle Angular, Parallel, and Axial Misalignment?
Rigid couplings are designed to provide a fixed and rigid connection between two shafts. As such, they do not have any built-in flexibility to accommodate misalignment. Therefore, when using a rigid coupling, it is essential to ensure proper shaft alignment to avoid excessive forces and premature wear on connected equipment.
Angular Misalignment: Angular misalignment occurs when the axes of the two shafts are not collinear and form an angle with each other. Rigid couplings cannot compensate for angular misalignment, and any angular misalignment should be minimized during installation. Precision alignment techniques, such as laser alignment tools, are often used to achieve accurate angular alignment.
Parallel Misalignment: Parallel misalignment, also known as offset misalignment, happens when the axes of the two shafts are parallel but have a lateral displacement from each other. Rigid couplings cannot accommodate parallel misalignment. Therefore, precise alignment is crucial to prevent binding and excessive forces on the shafts and bearings.
Axial Misalignment: Axial misalignment occurs when the two shafts have an axial (longitudinal) displacement from each other. Rigid couplings cannot address axial misalignment. To prevent thrust loads and additional stresses on bearings, it is essential to align the shafts axially during installation.
In summary, rigid couplings are unforgiving to misalignment and require precise alignment during installation. Any misalignment in a rigid coupling can lead to increased wear, premature failure of components, and reduced overall system efficiency. Therefore, it is crucial to use appropriate alignment techniques and tools to ensure optimal performance and longevity of the connected equipment.
Types of Rigid Coupling Designs:
There are several types of rigid coupling designs available, each designed to meet specific application requirements. Here are some common types of rigid couplings:
- 1. Sleeve Couplings: Sleeve couplings are the simplest type of rigid couplings. They consist of a cylindrical sleeve with a bore in the center that fits over the shaft ends. The coupling is secured in place using setscrews or keyways. Sleeve couplings provide a solid and rigid connection between shafts and are easy to install and remove.
- 2. Clamp or Split Couplings: Clamp couplings, also known as split couplings, are designed with two halves that fit around the shafts and are fastened together with bolts or screws. The split design allows for easy installation and removal without the need to disassemble other components in the system. These couplings are ideal for applications where the shafts cannot be easily moved.
- 3. Flanged Couplings: Flanged couplings have flanges on each end that are bolted together to form a rigid connection. The flanges add stability and strength to the coupling, making them suitable for heavy-duty applications. They are commonly used in industrial machinery and equipment.
- 4. Tapered Couplings: Tapered couplings have a tapered inner diameter that matches the taper of the shaft ends. When the coupling is tightened, it creates a frictional fit between the coupling and the shafts, providing a rigid connection. These couplings are often used in applications where high torque transmission is required.
- 5. Marine or Clampshell Couplings: Marine couplings, also known as clampshell couplings, consist of two halves that encase the shaft ends and are bolted together. These couplings are commonly used in marine applications, such as propeller shafts in boats and ships.
- 6. Diaphragm Couplings: Diaphragm couplings are a type of rigid coupling that provides some flexibility to accommodate misalignment while maintaining a nearly torsionally rigid connection. They consist of thin metal diaphragms that transmit torque while compensating for minor shaft misalignments.
The choice of rigid coupling design depends on factors such as shaft size, torque requirements, ease of installation, and the level of misalignment that needs to be accommodated. It is essential to select the appropriate coupling design based on the specific needs of the application to ensure optimal performance and reliability.
editor by CX 2024-05-06
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