Product Description

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Product NameDuctile iron FM UL grooved rigid flexible coupling fire fighting

Key:grooved pipe fitting,steel pipe connector,hardware,elbow,steel pipe coupling
Material:ductile iron/stainless steel/forged steel/stainless steel
Surface Treatment:Spray or dip paint and other corrosion resistant treatment
Packaging:Plastic bags for internal use and wooden cases for external use
Shipping:FedEx,EMS,DHL,AIR or Sea
Payment:T/T,L/C,Money gram,Western union
Application:Fire, water, mines, ships, Marine engineering and other pipeline systems
  1. The body is formed by automatic precision casting or precision forging, with high dimensional accuracy and excellent physical properties.
  2. The sealing ring has the characteristics of high strength, antistatic, flame retardant, anti-tear, etc.The higher the pressure, the better the sealing performance.The selected materials are according to ASTM D2000 standard.The raw materials are imported.
  3. The product has high reliability, fast installation and disassembly, flexible and convenient, easy to operate, less need for repair and maintenance.It can be reused.
  4. The appearance is painted or sprayed with plastic, with excellent flame retardant and antistatic properties.They can easily find water leakage and seepage in the pipeline system.
 

Detailed Photos

 

 

Our Advantages

1. Rich manufacturing experience.
2. Design ability.
We have excellent design and development staff.
3. Perfect equipment.
All kinds of production equipment more than 80 sets, professional inspection, testing equipment more than 50 sets.
4. Strict quality control.
Product manufacturing quality in accordance with ISO90001 quality management system requirements.
5. Serve customers attentively.
(1) 24-hour specially-assigned personnel to solve problems for you.
(2) High production efficiency and punctual delivery.
(3) Perfect after-sales service.

 

Company Profile

HangZhou Tontr Pipeline System Co., Ltd. is located in the beautiful coastal city of HangZhou. It is a professional national-level high-tech industry engaged in the design, development, manufacture and sales of high-pressure pipeline systems.
The company has passed international management system certifications. Product design and development, production process, and quality control are strictly implemented in accordance with the ISO9001 quality management system requirements; product performance meets the requirements of FM, UL, GB5135.11, GB/T8259 and other domestic and foreign standards.
The main products for long-distance liquid supply system.The main function is to transport liquids such as high-pressure emulsion and high-pressure spray to the partial opening of the working face at a high pressure, to provide power for the hydraulic support of the working face, the self-movement of the loader and the tail of the belt conveyor, etc. Provide high pressure water.
The company has solved the connection and installation of pipeline systems for many large state-owned enterprises, and has won wide acclaim from customers.
Pursuing product quality and serving customers with heart is our company’s philosophy.Hope we can cooperate with all customers who have needs for a long time.

FAQ

Q1: Are you a manufacturer?
A. Yes, we are A manufacturer, and our products have been certified by ISO and other international management systems.
Q2: What’s your delivery time?
B. Depending on the order quantity and your location, it will take about 15-30 days.
Q3: What are your payment terms?
C. We accept 30% T/T in advance and 70% during shipment or at L/C sight.
Q4: Do you provide samples?
D: If you need some samples for testing, we can make them according to your requirements. Samples will be prepared and sent by express within a week, usually arriving within 4-7 days. You need to pay for the sample and shipping fee.
Q5: Can you design and manufacture specifically for customers?
E: Of course. Our design and development personnel can design and produce products according to your needs.
Q6:Could we pay a visit to your factory?
Yes,you are always welcome to our factory.

 

Packing&Shipping

 

Certifications

 

 

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rigid coupling

How Do Rigid Couplings Compare to Other Types of Couplings in Terms of Performance?

Rigid couplings offer specific advantages and disadvantages compared to other types of couplings, and their performance depends on the requirements of the application:

1. Performance: Rigid couplings provide excellent torque transmission capabilities and are best suited for applications that demand precise and efficient power transfer. They have minimal backlash and high torsional stiffness, resulting in accurate motion control.

2. Misalignment Tolerance: Rigid couplings cannot tolerate misalignment between shafts. They require precise shaft alignment during installation, which can be time-consuming and may result in increased downtime during maintenance or repairs.

3. Vibration Damping: Rigid couplings offer no damping of vibrations, which means they may not be suitable for systems that require vibration isolation or shock absorption.

4. Maintenance: Rigid couplings are generally low maintenance since they have no moving parts or flexible elements that can wear out over time. Once properly installed, they can provide reliable performance for extended periods.

5. Space Requirements: Rigid couplings are compact and do not add much length to the shaft, making them suitable for applications with limited space.

6. Cost: Rigid couplings are usually more economical compared to some advanced and specialized coupling types. Their simpler design and lower manufacturing costs contribute to their affordability.

7. Application: Rigid couplings are commonly used in applications where shafts are precisely aligned and no misalignment compensation is necessary. They are prevalent in precision machinery, robotics, and applications that require accurate motion control.

In contrast, flexible couplings, such as elastomeric, jaw, or beam couplings, are designed to accommodate misalignment, dampen vibrations, and provide some degree of shock absorption. Their performance is ideal for systems where shafts may experience misalignment due to thermal expansion, shaft deflection, or dynamic loads.

In summary, rigid couplings excel in applications that demand precise alignment and high torque transmission, but they may not be suitable for systems that require misalignment compensation or vibration damping.

rigid coupling

Factors to Consider When Choosing a Rigid Coupling for a Specific System

Choosing the right rigid coupling for a specific system is crucial to ensure proper functionality and reliable performance. Several factors should be considered when making this decision:

1. Shaft Size and Compatibility: The most fundamental factor is ensuring that the rigid coupling is compatible with the shaft sizes of the connected components. The coupling should have the appropriate bore size and keyway dimensions to fit securely onto the shafts.

2. Operating Torque: Consider the torque requirements of the application. The rigid coupling should have a torque rating that exceeds the maximum torque expected during operation to prevent failures and ensure safety.

3. Speed: Determine the rotational speed (RPM) of the connected shafts. Rigid couplings have maximum RPM limits, and the selected coupling should be capable of handling the system’s operating speed.

4. Misalignment Tolerance: Assess the potential misalignment between the shafts. Rigid couplings provide no flexibility, so the system must have minimal misalignment to prevent excessive forces on the components.

5. Temperature and Environment: Consider the operating temperature range and the environment where the coupling will be used. Ensure the chosen material can withstand the temperature and any corrosive or harsh conditions present.

6. Space Limitations: Evaluate the available space for the coupling. Rigid couplings have a compact design, but ensure that there is enough clearance for installation and maintenance.

7. Backlash and Torsional Stiffness: In some precision systems, backlash must be minimized to maintain accurate positioning. Additionally, the torsional stiffness of the coupling can impact system response and stability.

8. Keyway or Keyless Design: Decide between a coupling with a keyway or a keyless design based on the specific application requirements and ease of installation.

9. Material Selection: Consider the material properties of the rigid coupling. Common materials include steel, stainless steel, and aluminum, each with its own advantages and limitations.

10. Maintenance: Determine the maintenance requirements of the coupling. Some couplings may need periodic lubrication or inspections, while others may be maintenance-free.

11. Cost: While cost should not be the sole consideration, it is essential to evaluate the cost-effectiveness of the coupling, taking into account its performance and longevity.

By carefully considering these factors, you can select the most suitable rigid coupling for your specific system, ensuring optimal performance, and longevity of your mechanical setup.

rigid coupling

Advantages of Using Rigid Couplings in Mechanical Systems:

Rigid couplings offer several advantages when used in mechanical systems. These advantages make them a preferred choice in certain applications where precise alignment and high torque transmission are essential. Here are the key advantages of using rigid couplings:

  • 1. High Torque Transmission: Rigid couplings are designed to handle high torque and power transmission without any loss due to flexibility. They provide a direct and solid connection between shafts, allowing for efficient transfer of rotational motion.
  • 2. Precise Alignment: Rigid couplings maintain precise alignment between connected shafts. When installed correctly, they ensure that the two shafts are perfectly aligned, which is crucial for applications where accurate positioning and synchronization are required.
  • 3. Synchronous Rotation: The rigid connection provided by these couplings enables synchronous rotation of the connected shafts. This is particularly important in applications where components must move in precise coordination with each other.
  • 4. Simple Design: Rigid couplings have a straightforward design with minimal moving parts. This simplicity makes them easy to install and maintain, reducing the chances of mechanical failure.
  • 5. Cost-Effective: Compared to some other coupling types, rigid couplings are generally more cost-effective. Their simple design and robust construction contribute to their affordability.
  • 6. High Strength and Durability: Rigid couplings are typically made from strong and durable materials such as steel, stainless steel, or aluminum. These materials can withstand heavy loads and provide long-lasting performance in demanding applications.

Rigid couplings are commonly used in various industries and applications, including high-precision machinery, robotics, automation systems, precision motion control, and machine tools. They are especially beneficial in scenarios where misalignment needs to be minimized or avoided altogether.

It’s important to note that while rigid couplings offer these advantages, they are not suitable for applications where shaft misalignment or shock absorption is required. In such cases, flexible couplings or other specialized coupling types may be more appropriate.

China Good quality Ductile Iron FM UL Grooved Rigid Flexible Coupling Fire Fighting  China Good quality Ductile Iron FM UL Grooved Rigid Flexible Coupling Fire Fighting
editor by CX 2024-04-24