China Standard Ductile Cast Iron Grooved Flexible Coupling

Product Description

Product Description

 Ductile Iron Cast Iron Grooved Pipe Fittings Reducing Coupling
FM/UL Rigid or Flexible Couplings/Reducing Tee/Mechanical Tee/Elbow/Cross/Flange/Reducer/Cap/Grooved Pipe Fittings Grooved Couplings
FM/UL Rigid or Flexible Couplings/Reducing Tee/Mechanical Tee/Elbow/Cross/Flange/Reducer/Cap/Grooved Pipe Fittings Grooved Couplings

Ductile iron grooved pipe fittings and couplings (FM and UL approved) mainly including 2 kinds of grooved products:
(1) the pipe fittings function on connecting and sealing such as rigid coupling, flexible coupling, mechanical tee and grooved flange,
(2) the pipe fittings function on connecting and transition such as bend, tee, cross, reducer.

 

Specification

 

Name Rigid coupling, Flexible coupling, 90° Elbow, 45° Elbow, 22.5° Elbow, 11.25° Elbow, Split Flange, Adaptor Flange, Cap
Tee, Reducing Tee(Grooved/Threaded), Mechnical Tee(Grooved/Threaded), U-bolted Mechnical Tee
Cross, Reducing Cross(Grooved/Threaded), Mechnical Cross(Grooved/Threaded)
Reducer(Grooved/Threaded), Grooved Eccentric Reducer
H.S. CODE 735710000
Technology Casting
Connections Grooved-Thread End, Grooved End
Pressure Rate 300PSI / 2.07MPa
Size 1” – 12”
Pipe O.D. 33.7MM – 323.9MM
Surface Finish Epoxy Powder,Painting,Galvanization,Dacromet (in Red/Orange/Blue/White Color)
Design Standard American Standard ANSI/ASTM
European Standard EN
British Standard BS
Germany Standard DIN
Japanese Standard JIS
ISO Standard ISO
Thread Standard ASME B.1.20.1 / EN15716 / DIN2999 / ISO7-1 / ISO228 / IS554 / BS EN15716 / BS 21.173
Material Standard Ductile Iron confirms to ASTM A-536 Gr65-45-12,EN1563,JIS G5502,QT450-12
Gasket Material EPDM,NBR or Silicon Rubber
Bolts & Nuts ISO 898-1class 8.8
Flanges Standard PN series or Class series
Packages Plywood Cases or Plywood Pallets or Boxes
Application Fire Fighting System,Petrochemical & Gas Industry,Chemical,Machinery,Electric Power,Construction Water Works,Valve Industry,etc.
Advantages High Quality + Ready Stock + Faster Delivery + Customized
Brand LMP
Certificate ISO9001,API,CE,UL/FM

 

 

 

Company Profile

 

 

We are a leading manufacturer of pipe fittings and valves establised in 1996
1.  We have over 20 years experience in exporting pipeline products.
2.  5 factories,complete 100+ projects every year.
3.  Your 1 more good choice for better customer service.

Certifications

FAQ

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fluid coupling

Recent Advancements in Oil Coupling Technology

Advancements in oil coupling technology continue to enhance their efficiency, reliability, and applicability. Some recent innovations include:

  • Smart Couplings: Integration of sensors and IoT technology allows for real-time monitoring of coupling performance, enabling predictive maintenance and early issue detection.
  • Improved Sealing Mechanisms: Enhanced sealing materials and designs minimize oil leakage and extend the lifespan of couplings, reducing maintenance requirements.
  • Advanced Lubricants: Development of specialized lubricants with better thermal stability, reduced friction, and improved wear resistance contributes to higher coupling efficiency and durability.
  • Energy-Efficient Designs: Innovative designs optimize oil flow and minimize energy losses, resulting in improved overall system efficiency and reduced operating costs.
  • Material Innovations: The use of advanced materials, such as high-performance polymers and composite materials, increases the coupling’s durability, corrosion resistance, and overall performance.

These advancements aim to address challenges, improve reliability, and extend the service life of oil couplings, making them more adaptable to a wide range of applications across various industries.

fluid coupling

Handling High Torque and Variable Speeds with Oil Couplings

Oil couplings are well-suited for applications that involve high torque and variable speeds due to their unique design and operating principle. Here’s how they handle these challenges:

  • High Torque: Oil couplings can effectively handle high torque levels by using the fluid’s viscosity and shear properties to transmit torque. As torque increases, the viscosity of the oil also increases, enhancing its ability to transmit power. This characteristic allows oil couplings to withstand sudden spikes in torque without causing damage.
  • Variable Speeds: Oil couplings are inherently capable of accommodating variable speeds. The viscosity of the oil can adjust to changing speeds, ensuring smooth power transmission even when the rotational speed varies. This flexibility is particularly beneficial in applications where the load or operating conditions may change frequently.

By relying on the fluid properties of the oil, oil couplings can maintain stable and efficient power transmission across a range of torque levels and speeds. This makes them suitable for applications that require high torque, variable speeds, and adaptability to changing operating conditions.

fluid coupling

Types of Oil Couplings for Specific Uses

Oil couplings come in different variations, each designed to suit specific applications and operating conditions. Some common types include:

  • 1. Constant-Fill Fluid Couplings: These couplings maintain a constant level of fluid, providing consistent torque transmission and smooth operation. They are often used in applications requiring precise control and constant torque delivery.
  • 2. Variable-Fill Fluid Couplings: These couplings allow for variable fluid levels, enabling adjustable torque transmission and speed control. They find applications in situations where speed modulation is essential, such as conveyors and certain industrial processes.
  • 3. Start-Up Fluid Couplings: These specialized couplings provide high torque during startup, helping heavy machinery overcome initial inertia. Once the machinery is up to speed, the coupling allows for smooth and efficient power transmission.
  • 4. Slip Torque Limiters: These couplings are designed to protect equipment from sudden overloads. They slip when the torque exceeds a preset limit, preventing damage to the machinery.
  • 5. Centrifugal Couplings: These couplings use centrifugal force to engage and disengage the transmission of torque based on the rotational speed. They are commonly used in applications like lawn mowers and other small machinery.
  • 6. Fan Fluid Couplings: These couplings are often used in cooling systems for fans and blowers. They allow for variable speed operation and protect the equipment from sudden load changes.
  • 7. Torque Converters: While technically a type of fluid coupling, torque converters are commonly used in automotive applications. They provide variable torque multiplication and enable smooth shifting in automatic transmissions.

The choice of oil coupling type depends on factors such as the desired torque characteristics, speed control requirements, and the specific demands of the application.

China Standard Ductile Cast Iron Grooved Flexible Coupling  China Standard Ductile Cast Iron Grooved Flexible Coupling
editor by CX 2024-03-27


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