China high quality ASTM A351 CF8m 350psi – 500psi 316 Rigid Coupling

Product Description

 SS Rigid stainless steel grooved coupling / pipe clamp / quick coupling …

Rigid coupling SS acid resistant stainless steel coupling is designed to be used with SCH5S-SCH40S stainless steel pipes

Working pressure: 350PSI, 600Psi,1200PSI
                                 2.5Mpa,4.2Mpa, 8.3Mpa

Materials

Housing: Type CF8M (316) stainless steel ASTM A351, A743 or A744 Gr. CF-8M
Bolts & nuts: Stainless steel ASTM A193 B-8 , (SS316 )

Gasket

Standard gasket: Class “E” EPDM: Recommended to be used with cold and hot water within the temperature range -34 °C – +110 °C. Can also be used with diluted acids, oil-free air and several different chemicals. Not recommended to be used with oils, mineral oils, solvents or aromatic hydrocarbons.
Alternative gasket: Class “T” Nitrile: (Colour code: Orange). Temperature range: -29 °C – + 82 °C. Recommended to be used with oil products, oil containing air, vegetable and mineral oils within the provided temperature range. Also with water below +66 °C. Not to be used with HOT WATER over +66 °C or HOT DRY AIR over +60 °C.

Alternatives:
Class “O” – Fluoroelastomer
Class “L” – Silicone

Dimensions

DN D (mm) Distance between pipe ends (mm) X (mm) Y (mm) Z (mm) Bolt size (mm) Weight (kg)
25 33.4 0-2.2 54.0 100 44 M10x50 0.5
32 42.2 0-2.2 62.0 108 44 M10x50 0.6
40 48.3 0-2.2 68.0 114 44 M10x50 0.6
50 60.3 0-2.2 81.0 128 45 M10x50 0.7
65 76.1 0-2.2 98.0 144 46 M10x50 0.9
80 88.9 0-2.6 111.0 161 47 M10x50 1.0
100 114.3 0-2.6 140.0 189 48 M10x60 1.4
125 139.7 0-2.6 167.0 227 49 M12x70 2.0
150 168.3 0-2.6 197.0 256 49 M12x70 2.3
200 219.1 0-4.9 254.0 322 59 M16x90 4.2
*250 273.0
*300 323.9

Technical data

DN D (mm) Max working pressure
Sch 40S (Bar)
Max tensile strength
Sch 40S2 (kN)
Max working pressure
Sch 10S (Bar)
Max tensile strength
Sch 10S2 (kN)
Max working pressure
Sch 5S (Bar)
Max tensile strength
Sch 5S2 (kN)
25 33.4 25 4.6 25 3.7 16 2.5
32 42.2 25 7.3 25 5.9 16 3.9
40 48.3 25 9.5 25 7.7 16 5.1
50 60.3 25 14.9 25 12.0 16 8.0
65 76.1 25 19.1 25 15.9 16 10.9
80 88.9 25 26.1 25 21.7 16 14.9
100 114.3 25 35.9 25 35.9 16 24.6
125 139.7 16 42.9 16 42.9 10 32.2
150 168.3 16 62.3 16 62.3 10 46.7
200 219.1 16 79.2 16 79.2 10 52.8
*250 273.0
*300 323.9

Not a stock product, confirm delivery time and specifications.
** Only use tools and equipment intended for stainless steel when grooving stainless steel pipes during installation.

Our company is engaged in the production and trade of all kinds of Stainless Steel Grooved Pipe Coupling finished and unfinished products. Stainless Steel Grooved Pipe Coupling is our main production and sell well. We have established business relationships with clients in the Korea, Japan, Singapore, Iran, Dubai, Yemen, Chile, Brazil, France, UK, Italy, Canada and more than 20 countries and regions for Stainless Steel Grooved Pipe Coupling Annual sales revenue is USD 50 billion. The details of payment method, delivery time and minimium quantity and so on for Stainless Steel Grooved Pipe Coupling can be negotiated according to the order. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

rigid coupling

Can Rigid Couplings Handle Misalignment Between Shafts?

Rigid couplings are not designed to handle misalignment between shafts. Unlike flexible couplings that can accommodate slight misalignment through their bending or elastic properties, rigid couplings are intended to provide a fixed and immovable connection between two shafts. As a result, any misalignment between the shafts can lead to increased stress and uneven loading on connected components.

It is essential to ensure precise alignment when using rigid couplings to avoid premature wear and failure of the system. The shafts must be perfectly aligned in both the axial and angular directions before installing the rigid coupling. Proper alignment helps distribute the load evenly and reduces stress concentration on specific areas, such as bearings and keyways.

If a system requires some level of misalignment compensation due to factors like thermal expansion or slight shaft deflection, a flexible coupling should be considered instead. Flexible couplings can tolerate small degrees of angular and axial misalignment while still transmitting torque efficiently and protecting the connected equipment from excessive stress and wear.

In summary, rigid couplings are best suited for applications where precise shaft alignment can be achieved and maintained, while flexible couplings are more appropriate for systems with potential misalignment or other dynamic factors that require some degree of flexibility.

rigid coupling

Use of Rigid Couplings for Motor-to-Shaft and Shaft-to-Shaft Connections

Yes, rigid couplings can be used for both motor-to-shaft and shaft-to-shaft connections in mechanical systems. Rigid couplings are designed to provide a solid and non-flexible connection between two shafts. This characteristic makes them versatile for various applications, including motor-to-shaft and shaft-to-shaft connections.

1. Motor-to-Shaft Connections: In motor-to-shaft connections, a rigid coupling is used to connect the output shaft of an electric motor to the driven shaft of a machine or equipment. This ensures direct power transmission without any flexibility. Motor-to-shaft connections are common in applications where the motor’s rotational motion needs to be transferred to the driven equipment with high precision and efficiency.

2. Shaft-to-Shaft Connections: In shaft-to-shaft connections, a rigid coupling joins two shafts directly, providing a solid and immovable link between them. This is beneficial in applications where precise alignment and torque transmission are essential, such as in precision motion control systems or heavy-duty industrial machinery.

Rigid couplings are available in various designs, such as one-piece, two-piece, and split types, to accommodate different shaft arrangements. The type of rigid coupling used depends on the specific application and the shaft sizes to be connected.

Advantages of Using Rigid Couplings:

– Zero backlash ensures accurate motion transfer and positioning.

– Efficient power transmission without loss due to flexibility.

– Minimal maintenance requirements due to their simple design.

– High torque capacity suitable for heavy-duty applications.

– Tolerance to misalignment (within design limits) enhances versatility.

– Provides system stiffness, reducing the risk of resonance and vibration-related issues.

– Suitable for high-speed applications.

– Versatility for various industrial applications.

Whether it’s connecting a motor to a driven shaft or joining two shafts together, rigid couplings offer reliability, precision, and efficiency, making them a popular choice in numerous mechanical systems.

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 high quality ASTM A351 CF8m 350psi - 500psi 316 Rigid Coupling  China high quality ASTM A351 CF8m 350psi - 500psi 316 Rigid Coupling
editor by CX 2024-05-08


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