China supplier CHINAMFG Wj Type Internal Spline Spherical Roller Coupling for Reels Reducer Couplings

Product Description

WJ Type Spherical Roller Coupling (JB/T7009-2007)

♦Description

♦Basic Parameter and Main Dimension
Note:
kN.m= Nominal Torque; kN= Allowable radial force; d= Internal spline;
m= Wear and tear scale; kg.m²= Rotational inertia; kg= Mass
1. The rotational inertia and weight are approximate values calculated according to the diameter of smaller shaft hole.
2. The allowable compensation amount: WJ1~WJ2 ±3mm, WJ3~WJ9 ± 4mm, WJ10~WJ13 ± 6mm, WJ14~WJ17 ± 8mm

♦Other Products List

Transmission Machinery 
Parts Name
Model
Universal Coupling WS, WSD, WSP
Cardan Shaft SWC, SWP, SWZ
Tooth Coupling CL, CLZ, GCLD, GIICL
GICL, NGCL, GGCL, GCLK
Disc Coupling JMI, JMIJ, JMII, JMIIJ
High Flexible Coupling LM
Chain Coupling GL
Jaw Coupling LT
Grid Coupling JS

♦Our Company

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.
Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. 

 

♦Our Services
1. Design Service
Our design team has experience in Cardan shafts relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Service
Raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→ Packing→ Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5. Quality Control
Every step should be a particular test by Professional Staff according to the standard of ISO9001 and TS16949.

♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing various series of couplings.

Q 2: Can you do OEM?
Yes, we can. We can do OEM & ODM for all customers with customized PDF or AI format artworks.

Q 3: How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order the cost of the sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.

Q 7: Do you have inspection procedures for coupling?
A: 100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A: T/T. 

Contact Us
Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

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reducer coupling

Can a Reducer Coupling Accommodate Misalignment Between Connected Pipes?

Reducer couplings are designed to accommodate a certain degree of misalignment between connected pipes. They offer flexibility that allows for slight angular and axial misalignments, making them suitable for various plumbing and piping applications.

The flexibility of reducer couplings is particularly beneficial when connecting pipes with different diameters, as they help bridge the gap between two pipes of varying sizes. This ability to transition between different pipe sizes while accommodating some misalignment can simplify the installation process and reduce the need for precise alignment during assembly.

However, it is important to note that the amount of misalignment that a reducer coupling can tolerate is limited. Excessive misalignment can lead to stress concentration and increased wear on the coupling and adjoining pipes. In situations where significant misalignment is expected, it is advisable to use other types of flexible couplings, such as expansion joints or flexible rubber couplings, that can handle larger degrees of misalignment.

Proper installation and alignment are still crucial to ensure the reducer coupling’s performance and prevent premature wear or failure. Following the manufacturer’s guidelines for installation and alignment will help optimize the coupling’s functionality and ensure a reliable connection between the pipes.

In summary, while reducer couplings can accommodate some degree of misalignment between connected pipes, it is essential to stay within the specified limits and consider using alternative couplings for applications with significant misalignment requirements.

reducer coupling

What Are the Differences Between Reducer Couplings and Other Types of Pipe Fittings?

Reducer couplings are a specific type of pipe fitting used to transition between pipes of different diameters. Here are some key differences between reducer couplings and other types of pipe fittings:

1. Function: Reducer couplings are primarily used to join two pipes with different diameters, allowing for a smooth flow transition between them. They ensure a leak-proof connection and maintain the flow capacity of the larger pipe while accommodating the smaller one. On the other hand, other types of pipe fittings, such as elbows, tees, and crosses, are used to change the direction of flow, split the flow into multiple directions, or combine multiple pipes into one.

2. Diameter Transition: The main distinguishing feature of reducer couplings is their ability to connect pipes with different diameters. Elbows, tees, and crosses do not serve this purpose and are not designed to transition between different pipe sizes.

3. Shape and Design: Reducer couplings are usually short in length and have a cylindrical shape. They may have different ends to accommodate the different pipe sizes, such as a bell and spigot or a male and female end. In contrast, elbows have a curved design to change the direction of flow, and tees have a T-shaped configuration to split the flow.

4. Usage: Reducer couplings are commonly used in applications where the pipe size needs to be reduced to match the flow requirements or to fit into a specific space. They are widely used in plumbing, HVAC systems, and various industrial processes. Elbows, tees, and crosses, on the other hand, are used to create complex piping systems and direct flow in specific directions.

5. Installation: Installing a reducer coupling involves a straightforward process of fitting the two pipes into each end of the coupling and securing them with appropriate fasteners or welding, depending on the coupling type. Elbows, tees, and crosses may require more planning and adjustment to achieve the desired flow direction and connection.

6. Versatility: Reducer couplings are versatile in that they can be used to connect pipes of different materials and can be found in various materials such as PVC, stainless steel, and brass. Elbows, tees, and crosses are also available in different materials, but their primary purpose is not to transition between different pipe sizes.

In conclusion, reducer couplings are specifically designed for joining pipes of different diameters, providing a smooth and efficient flow transition. While other pipe fittings like elbows, tees, and crosses serve different functions in directing flow or combining multiple pipes, they do not offer the same capability to connect pipes of varying sizes.

reducer coupling

What are the Materials Commonly Used for Manufacturing Reducer Couplings?

Reducer couplings are manufactured using a variety of materials, each chosen based on its specific properties and suitability for different applications. The most commonly used materials for manufacturing reducer couplings include:

  • PVC (Polyvinyl Chloride): PVC is a widely used material for manufacturing reducer couplings in plumbing systems. It is lightweight, durable, and resistant to corrosion, making it suitable for both indoor and outdoor applications. PVC couplings are commonly used in residential and commercial plumbing installations.
  • CPVC (Chlorinated Polyvinyl Chloride): CPVC shares similar properties with PVC but has enhanced temperature and pressure resistance. This makes CPVC reducer couplings suitable for hot water and higher-pressure applications.
  • ABS (Acrylonitrile Butadiene Styrene): ABS is known for its high impact resistance and durability. ABS reducer couplings are commonly used in drain and waste systems, vent lines, and other low-pressure applications.
  • Brass: Brass reducer couplings are valued for their excellent corrosion resistance and strength. They are often used in plumbing systems where there is a need for a more robust and reliable connection.
  • Copper: Copper is known for its superior conductivity, making it suitable for applications that require electrical grounding. Copper reducer couplings are commonly used in water supply lines and heating systems.
  • Stainless Steel: Stainless steel reducer couplings offer excellent corrosion resistance and are ideal for applications that involve aggressive or harsh environments, such as chemical processing or marine applications.
  • Ductile Iron: Ductile iron is used for manufacturing heavy-duty reducer couplings designed for industrial and large-scale applications. It provides high strength and durability.

When selecting a reducer coupling material, factors such as the fluid or gas being conveyed, temperature and pressure requirements, environmental conditions, and the overall application must be taken into consideration. Additionally, compliance with industry standards and regulations is essential to ensure the reducer coupling’s reliability and safety.

China supplier CHINAMFG Wj Type Internal Spline Spherical Roller Coupling for Reels Reducer Couplings  China supplier CHINAMFG Wj Type Internal Spline Spherical Roller Coupling for Reels Reducer Couplings
editor by CX 2024-01-19