China supplier ISO2531/En545/En598 Epoxy Coated Ductile Iron Pipe Fitting Universal Coupling universal coupling

Product Description

LAMAT PIPING – Ductile Iron Valves & Fittings
Items Ductile Iron Valves Ductile Iron Fittings
Name Gate Valve,Check Valve,Globe Valve,Butterfly Valve Flange Adaptor,Dismantling Joint,Double Socket,Bend
Ball Valve,Foot Valve,Air Valve,Strainer,Fire Hydrant Tee,Cross,Repair Coupling,Reducer,Cap,Flanges
H.S. Code 8481804090 735710000
Pressure PN10,PN16,PN25 PN10,PN16,PN25,PN40
Technology Casting Casting
Surface Finish Paint Coating, FBE Coating (Blue,Red,Silver, …) FBE Coating, BiHangZhou Coating
Standard DIN 3352-F4 ,DIN 3352-F5, BS5163, AWWA C509 / C515 ISO2531,EN545,EN598,BS4772,EN12842,AWWA C110 / C153
End Connection Flanged,Socketed,Threaded Flanged,Socketed
Flanges Drilling DIN2501,BS4504,ANSI B16.5,SABS1123,BS10 DIN2501,BS4504,ANSI B16.5,SABS1123,BS10,Multi-Drilled
Body Material Ductile Iron – GGG40,GGG45,GGG50;Cast Iron – GG20,GG25,GG30 Ductile Iron – GGG40,GGG45,GGG50
Bonnet Material Ductile Iron – GGG40,GGG45,GGG50;Cast Iron – GG20,GG25,GG30  
Stem Material Stainless Steel – 2CR13,SS304,SS316,SS420  
Wedge Material Ductile Iron – GGG40,GGG45,GGG50;Cast Iron – GG20,GG25,GG30  
Sealing Material EPDM / NBR / Stainless / Brass / Bronze  
Bolts & Nuts Carbont Steel with Zinc, SS304, SS316 Carbont Steel with Zinc, SS304, SS316
Size DN40 – DN900(Resilient Seal) / DN40 – DN900(Metal Seal) DN40 – DN2600
Packages Plywood Cases + Plywood Pallets + Boxes
Application Petrochemical & Gas Industry,Chemical,Machinery,Electric Power,Ship Building,Construction Water Works,Valve Industry.
Advantages High Quality + Ready Stock + Faster Delivery + Customized
Brand LMP
Certificate ISO9001,API,CE,UL/FM,WRAS

 

Company Profile

Factory & Workshop Show

Production Process Show

Packaging & Shipping

Canton Fair & Exhibitions

FAQ

Q0: Are you a factory or trading company?
A: We are a factory mainly producing pipe fittings & flanges. We also have cooperated factories to supply other piping products.
 
Q1: How do your Control the Quality?
A: We have QA & QC department who will follow up all the producing process to make sure we’re supplying correctly.
 
Q2: What Machines are you using for Manufacturing and Machining?
A: We have Forging/Stamping Machine,CNC Machine,Hole-Drilling Machine,Sandblasting Machine. All producing is in our factory except Galvanization.
 
Q3: Can we get Samples for Testing?
A: Yes,sapmles are supplied free of charge.
 
Q4: Can you accept OEM & marking our LOGO?
A: Yes,no problem if you can provide Authorization.
 
Q5: Can you offer Drawings & Datasheets?
A: Yes,Drawings & Datasheets will be sent for your confirmation before Bulk Production.
 
Q6: Can you supply MTC with EN15714 3.1/3.2 Certificate?
A: Yes,MTC will be provided after production is finished.
 
Q7: Can we visit your factory to inspect the goods before delivery?
A: Yes sure. Welcome to our factory,and we also accept Third Party Inspection like SGS,TUV,BV,etc.
 
Q8: Can you combine goods from our other suppliers to ship together?
A: Yes,we’d like to assist you to ship together to save your time and money.
 
Q9: How long is your Delivery Time?
A: It depends on quantity and products. It can be delivered in 1 week if we have Ready-Stock; if not,the General Production Time is 25 – 50 Days.
 
Q10: What’s your Payment Terms?
A: Currently we’re working with our clients under T/T,L/C,O/A,Western Union,etc.

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universal coupling

Are there Maintenance Requirements for Universal Couplings to Ensure Longevity?

Yes, like any mechanical component, universal couplings require regular maintenance to ensure longevity and optimal performance. Proper maintenance practices can help prevent premature wear, reduce the risk of failure, and extend the service life of the coupling. Here are some essential maintenance requirements for universal couplings:

  • Lubrication: Universal couplings consist of moving parts, such as bearings and cross journals, which require proper lubrication. Regularly lubricating the coupling helps reduce friction, wear, and heat generation. The type and amount of lubrication needed depend on the coupling’s design and the manufacturer’s recommendations.
  • Inspection: Regular visual inspections should be performed to check for signs of wear, damage, or misalignment. Look for any abnormal vibrations, noise, or leakage. If any issues are detected, they should be addressed promptly to prevent further damage.
  • Torque Checks: It is essential to periodically check the torque of the coupling’s fasteners, such as bolts and nuts, to ensure they are properly tightened. Loose fasteners can lead to misalignment and coupling failure.
  • Alignment: If the coupling is used in an application where misalignment is common, such as automotive drivetrains, it is crucial to check and adjust the alignment regularly. Proper alignment helps prevent excessive stress on the coupling and other connected components.
  • Replacement of Worn Parts: Over time, certain parts of the universal coupling, such as bearings and seals, may wear out and need replacement. Following the manufacturer’s recommended service intervals and using genuine replacement parts is essential to maintain the coupling’s reliability.

It is essential to refer to the manufacturer’s maintenance guidelines and recommendations specific to the universal coupling model and application. Regular maintenance not only ensures the longevity of the coupling but also contributes to the overall efficiency and reliability of the machinery or system in which it is used.

universal coupling

How do you calculate the required size and specifications for a half coupling?

Calculating the required size and specifications for a half coupling involves considering several factors to ensure a proper fit and secure connection. Here are the steps to calculate the required size and specifications:

1. Pipe Size: Determine the size of the pipe that the half coupling will connect to. Pipe sizes are typically specified in inches, and the half coupling size should match the pipe size.

2. Pipe Material: Identify the material of the pipe, such as stainless steel, PVC, carbon steel, brass, copper, etc. The half coupling material should be compatible with the pipe material to prevent corrosion and ensure a reliable connection.

3. Pressure Rating: Determine the maximum operating pressure of the system. The half coupling should have a pressure rating that meets or exceeds the system’s operating pressure to ensure safety and performance.

4. Temperature Rating: Consider the maximum and minimum operating temperatures of the system. The half coupling material and design should be suitable for the temperature range to prevent deformation or failure.

5. Alignment and Misalignment: Evaluate the alignment and potential misalignment between the pipes. Some half couplings are designed to accommodate angular, parallel, or axial misalignment, providing flexibility in installation.

6. End Connection: Determine the type of end connection required for the half coupling, such as threaded, weld-on, or flanged. The end connection should match the corresponding connection on the pipe.

7. Corrosion Resistance: Consider the environment in which the half coupling will be installed. For corrosive environments, select a half coupling material with suitable corrosion resistance.

8. Industry Standards: Ensure that the selected half coupling complies with relevant industry standards and certifications for quality and safety.

9. Manufacturer Guidelines: Follow the manufacturer’s guidelines and recommendations for selecting the appropriate half coupling size and specifications based on the application requirements.

It is essential to consult with coupling manufacturers, suppliers, or industry experts if you are unsure about the correct size and specifications for the half coupling. Proper sizing and selection will ensure a reliable and efficient connection in the piping system.

universal coupling

How does a Universal Coupling Work to Transmit Torque and Rotation?

A universal coupling, also known as a universal joint or U-joint, is a mechanical device used to transmit torque and rotation between two shafts that are not in a straight line and have angular misalignment. It allows for flexible coupling between the shafts, enabling power transmission even when they are at different angles to each other.

The basic design of a single universal joint consists of two yokes, each attached to the end of the shafts to be connected. The yokes are connected by a cross-shaped intermediate component, often referred to as the spider or cross. The spider has four arms, each fitting into a yoke, creating a flexible joint.

When one shaft rotates, the spider transmits the motion to the other yoke and, consequently, to the second shaft. This mechanism allows the universal coupling to handle angular misalignment between the shafts. The universal joint can accommodate small angles of misalignment, making it ideal for applications where the shafts are not perfectly aligned.

The double universal joint, also known as the double Cardan joint, consists of two single universal joints connected end-to-end with an intermediate shaft in between. This design reduces the angular variation between the input and output shafts, providing a smoother rotation and reducing vibration in certain applications.

The constant velocity joint (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, especially in front-wheel-drive vehicles, where the drive shafts must adjust to changing angles as the wheels turn.

Overall, universal couplings are essential components in various mechanical systems, especially in vehicles, industrial machinery, and power transmission applications. They allow for flexible power transmission while compensating for misalignment, making them a versatile and widely used coupling solution.

China supplier ISO2531/En545/En598 Epoxy Coated Ductile Iron Pipe Fitting Universal Coupling  universal couplingChina supplier ISO2531/En545/En598 Epoxy Coated Ductile Iron Pipe Fitting Universal Coupling  universal coupling
editor by CX 2024-01-23

universal coupling

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