China best JIS DIN Ductile Iron Universal Coupling for Vavles, Pipes universal coupling

Product Description

Ductile Iron Universal Coupling for vavles, pipes

Notice:We are a factory with 16 years of experience, we believe that we have absolute advantages in price and quality.

FEATURES

1. For STEEL,DI,UPVC,CI,and AC pipes or almost any other rigid pipe material.
2. In the form of wide range (Up to 23mm) couplings,are designed to join pipes of various outside diameters with the same or different nominal bore.
3. PN16 operating pressure.
4. The ability of universal coupling to join dissimilar pipe materials is a bonus feature in both repair or permanent situations.

 

Standards & Specifications
Manufacture BSEN1563 / EN-GJS(QT)-450-10
Coating WIS4-52-01
Gasket  EN681-2
Test EN14525 / BS8561
Working Pressure PN10 / PN16

Size & Material
Size Range DN50-600
Main material Body CARBON STEEL / DUCTILE IRON
End Ring DUCTILE IRON GGG-40
Gasket EPDM / NBR / SBR
Bolts & Nuts CARBON STEEL
Coating EPOXY coating

 

UNIVERSAL COUPLING drawings & Dimensions

Related product show

 

ZheJiang zHangZhoui Valve Industry Co.,Ltd is an integrity valve manufacturer, which has its own foundry, matching shop, and assembly line. Our company has passed ISO9001,Wras and CE Certification.

Our main products are gate valve, butterfly valve, check valve and control valve, we have been exported to Japan, Singapore, France, USA, Australia and so on, our valves satisfies to the international standard like GB, ANSI/API, DIN as well as client’s special specifications. The valves have met with warm reception based on excellent quality, competitive price, good shipment and timely delivery time all over the world.
 

Our products

 

Packaging

Certifications

FAQ

1.Can I have a sample order for valve?
A: Definitely Yes.We welcome sample order to test and check quality. Mixed samples are acceptable.

2. Can you OEM or ODM?
A:Yes, we have a great research & development team. The products can be made according to your request.Please send us high resolutionimages,your logo and other materials needed . We will send you finished files for confirmation.

3. Can you provide the relevant documentation and certificate?
A:Yes, we can provide you with the documentation and certificate you need ,IS09001:2000 international quality system certification,(CE)certification of the European Community, Det Norske Veritas (DNV) factory certification, Lloyd’s Register (LR) factory certification, China Classification Society (CCS) quality system certification and the FM and UL certification of the US, Bureau Veritas(BV) ,American Bureau of Shipping(ABS) etc.Of course we can also provide you the test Report; Certificate of Material Analysis; Certificate of Origin; and other export documents which required.

4.How to proceed an order for valve?
A: Step1 let me know your requirements or application. Step 2 We quote according to your requirements or our suggestions. Step 3 Customer confirms the samples and places deposit for formal order. Step 4 We arrange the prodution.

5.What is your terms of delivery?
A: We accepte EXW,FOB,CIF,etc. You can choose the 1 which is the most convenient for you.

6.What’s the package and how do you ship the goods?
A: Usually is wood pallet as your requst. We usually ship by sea.Airline shipping is also optional.

7. How to deal with after sales?
A: warranty time : 24 months from the shipment ; and we will be responsible for all the quality problems. Quality control : High quality mold./Raw materials control/Production process quality control/Final inspection/Water testing (no leaking).

8. What is the average lead time?
A:For samples, the delivery time is about 2-5 days. For mass production, the lead time is about 15-50 days after receiving the deposit payment. we can provide production schedule and related photos every 2 weeks. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products.If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate our production plan to your needs.

9. Why choose us?
A:We are a verified supplier and creditable company on Made-in-China, Genuine produces with excellent quality and competitive price, we are focusing on the long term relationship with customers, Genuine produces with excellent quality and competitive price.  After-Services will be highly-satisfing. 

universal coupling

What are the Common Materials Used in Manufacturing Universal Couplings?

Universal couplings are commonly manufactured using a variety of materials, each chosen based on its mechanical properties, durability, and compatibility with the application. Some of the common materials used in manufacturing universal couplings include:

  • Steel: Steel is one of the most widely used materials for universal couplings. It offers excellent strength, durability, and resistance to wear. Carbon steel and alloy steel are commonly used for general-purpose universal couplings.
  • Stainless Steel: Stainless steel is chosen for its corrosion resistance and ability to withstand harsh environmental conditions. It is commonly used in applications where the coupling may be exposed to moisture, chemicals, or high temperatures.
  • Aluminum: Aluminum is lightweight and has good corrosion resistance. It is often used in applications where weight reduction is essential, such as in the automotive and aerospace industries.
  • Cast Iron: Cast iron is known for its high strength and wear resistance. It is commonly used for heavy-duty applications and situations where shock loads may be present.
  • Bronze: Bronze is a material chosen for its self-lubricating properties. It is commonly used in applications where lubrication may be limited or difficult.
  • Plastics: Some universal couplings use high-strength plastics, such as polyurethane or nylon, for specific applications where non-metallic materials are preferred due to factors like electrical insulation or chemical resistance.

The choice of material depends on factors such as the application’s operating conditions, load requirements, temperature range, and potential exposure to corrosive or abrasive substances. Manufacturers select the appropriate material to ensure that the universal coupling performs reliably and efficiently in its intended environment.

universal coupling

Can a Universal Coupling Reduce Vibration and Noise in Mechanical Systems?

Yes, a universal coupling can help reduce vibration and noise in mechanical systems, especially in applications where misalignment is a concern. Universal couplings are designed to accommodate angular misalignment between shafts, which can arise due to various factors such as manufacturing tolerances, thermal expansion, or dynamic forces.

When shaft misalignment occurs in a mechanical system, it can lead to vibration and noise during operation. This is because misaligned shafts cause uneven distribution of forces and result in increased stresses on bearings, shafts, and other connected components. The resulting vibration and noise can be detrimental to the performance, efficiency, and lifespan of the machinery.

By using a universal coupling, the coupling’s design allows it to compensate for angular misalignment and minimize the transmission of misalignment-induced vibrations to the connected equipment. The flexibility of the universal coupling allows it to handle moderate angular misalignments while transmitting torque smoothly between shafts. This reduces the stresses on the connected components and mitigates the vibration and noise levels.

However, it is important to note that while universal couplings can help reduce vibration and noise caused by angular misalignment, they may not address other sources of vibration and noise in the system. For example, if the vibration is primarily caused by unbalanced rotating parts, worn bearings, or other factors unrelated to misalignment, a universal coupling alone may not be sufficient to eliminate the issue.

Overall, when selecting a universal coupling for a specific application, it is essential to consider the level of misalignment it can handle, the type of vibration and noise issues present, and whether additional measures are required to address other sources of vibration and noise in the mechanical system.

universal coupling

What are the Different Types of Universal Couplings Available in the Market?

Universal couplings, also known as universal joints or U-joints, come in various designs to meet the specific needs of different applications. The main types of universal couplings available in the market include:

  • Single Universal Joint: This is the most common type of universal coupling and consists of two yokes connected by a cross-shaped intermediate component. It allows for angular misalignment between the two shafts.
  • Double Universal Joint: Also known as a double Cardan joint, this type of coupling uses two single universal joints connected end-to-end with an intermediate shaft in between. It is used to minimize the angular variation between the input and output shafts, reducing vibration in certain applications.
  • Constant Velocity Joint (CV Joint): A CV joint is a specialized type of universal joint that maintains a constant velocity ratio between the input and output shafts. It is commonly used in automotive drive shafts to provide smooth power transmission even at varying angles.
  • Disc Coupling: A disc coupling, also known as a diaphragm coupling, is a type of universal coupling that uses a series of flexible metal discs to transmit torque between the shafts. It provides high torsional stiffness and can accommodate misalignment in multiple directions.
  • Flex Joint Coupling: The flex joint coupling is designed to handle large angular misalignments and axial movements. It is commonly used in applications with significant shaft misalignment and torsional flexibility requirements.

The choice of universal coupling type depends on factors such as the required range of motion, misalignment angles, torque capacity, and application-specific requirements. Engineers and designers select the appropriate coupling type based on the specific needs of the mechanical system to ensure reliable and efficient power transmission while accommodating shaft misalignment and angular variation.

China best JIS DIN Ductile Iron Universal Coupling for Vavles, Pipes  universal couplingChina best JIS DIN Ductile Iron Universal Coupling for Vavles, Pipes  universal coupling
editor by CX 2023-12-04

universal coupling

As one of leading universal coupling manufacturers, suppliers and exporters of products, We offer universal coupling and many other products.

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