Tag Archives: flexible coupling

China Best Sales Ductile Iron Wide Range Universal Flexible Connection Dresser Pipe Coupling Joint

Product Description

Dedicated Couplings Adaptors for Ductile Iron Pipes ISO 2531/EN545 EN 14525, ANSI/AWWA C219

Description
SYI can supply the Dedicated Couplings dedicated Couplings, dedicated to connect the ductile iron pipe (upto DN2200)

SYI Dedicated Couplings DIMENSIONS

CHINAMFG S. N.

DN

pipe O.D.

O.D. Tolerance

D2

H

L

Min. pipe end prepared length

 

mm

DC40

40

56

+1.0

-3.0

120

102

166

100

DC50

50

66

+1.0

-3.0

126

102

166

100

DC60

60

77

+1.0

-3.0

135

102

166

100

DC65

65

82

+1.0

-3.0

156

102

166

100

DC80

80

98

+1.0

-3.0

184

102

166

100

DC100

100

118

+1.0

-3.0

205

102

166

100

DC125

125

144

+1.0

-3.0

232

102

166

100

DC150

150

170

+1.0

-3.0

264

102

173

100

DC200

200

222

+1.0

-3.5

315

102

173

100

DC250

250

274

+1.0

-3.5

374

102

173

100

DC300

300

326

+1.0

-3.5

426

102

173

100

DC350

350

378

+1.0

-3.5

494

152

254

150

DC400

400

429

+1.0

-4.0

544

152

254

150

DC450

450

480

+1.0

-4.0

595

152

254

150

DC500

500

532

+1.0

-4.0

650

152

254

150

DC600

600

635

+1.0

-4.5

753

152

254

150

DC700

700

738

+1.0

-4.5

858

152

254

150

DC800

800

842

+1.0

-4.5

962

152

254

150

DC900

900

945

+1.0

-5.0

1070

178

280

150

DC1000

1000

1048

+1.0

-5.0

1173

178

280

150

DC1100

1100

1152

+1.0

-6.0

1282

178

280

150

DC1200

1200

1255

+1.0

-6.0

1385

178

280

150

DC1400

1400

1462

+1.0

-6.0

1592

178

295

150

DC1500

1500

1565

+1.0

-6.0

1691

178

295

150

DC1600

1600

1668

+1.0

-6.0

1798

178

295

150

DC1800

1800

1875

+1.0

-6.0

2015

254

375

150/300

DC2000

2000

2082

+1.0

-6.0

2222

254

375

150/300

DC2200

2200

2288

+1.0

-6.0

2415

254

375

150/300

For other sizes not mentioned above, please contact us. We have right to change the data without further notice.


1. Material

BODY: Ductile Iron grade 500-7/450-10 in accordance with ISO 1083 or 70-50-05/65-45-12 with ASTM A536
GLAND: Ductile Iron grade 500-7/450-10 in accordance with ISO 1083 or 70-50-05/65-45-12 with ASTM A536
GASKET: Rubber E.P.D.M./SBR/NBR in accordance with EN 681.1
D-BOLTS AND NUTS: Carbon Steel Grade 8.8 with dacromet coating

2. Working Pressure: 16 Bar or 250 PSI
3. Fluid Temperature: 0°C – 50°C, excluding frost

4. Allowed Angular Deflection:
5. Joint Gap:19mm
6. Coating

External Coatings:
Liquid epoxy resin painting
Epoxy applied by FBE
According to customers’ requirements

Internal Coatings:
Liquid epoxy resin painting
Epoxy applied by FBE
According to customers’ requirements

7.Reference Rules
Designed and tested in accordance with EN14525, ANSI/AWWA C219 and EN545

Package
Packing: Different package CHINAMFG your request,like wood cases&pallets,ply-wood crates&pallets,steel crates&pallets and etc.

Quality Control
Company Profile

CHINAMFG has continually invested in better technology and production facilities. More than 4,000 patterns
are ready. We are capable to finish all the production processes from moulding, shot-blasting, machining, coating to packaging. We have over 100,000 m2 foundry land including:
-10,000 m2 of the pattern, sand mixing, polishing, machining, hydraulic pressure, coating, packaging workshops;
-4,000 m2 of 3 green sand moulding workshops and 1 resin sand moulding workshops;
-3,000 m2 of automatic moulding machine line and epoxy coating line
-professional laboratory
-machining shop
-and our own tooling shop

Strict process and operating regulations together with perfect quality assurance system making every production step under control. All the products are subject to tests and inspections including composition analysis, metallographic examination, dimension & surface finish inspection, ring test, tensile test, hardness test, hydrostatic test, CHINAMFG and coating test to be sure that the products meet the requirements of the standards.

Since 2009, CHINAMFG Pipeline has developed from a pipes & fittings seller to a professional project solution provider, including the 1 stop service and solution from pipes, fittings, couplings & flanged adaptors, valves, fire hydrants, to water CHINAMFG and accessories.

SYI products have served 111 countries CHINAMFG up to now!
Most of these customers cooperated with CHINAMFG for more than 20 years!
We value long term cooperation relationship mostly!

Welcome to send us an inquiry for more details and price!!!

P

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After-sales Service: Online Solution
Warranty: 1 Year
Connection: Press Connection
Structure: Universal
Flexible or Rigid: Flexible
Material: Iron
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

universal joint

How do you ensure proper alignment when connecting a universal joint?

Ensuring proper alignment when connecting a universal joint is essential for its optimal performance and longevity. Here’s a detailed explanation:

Proper alignment of a universal joint involves aligning the input and output shafts to minimize angular misalignment and maintain a smooth and efficient power transfer. Here are the steps to ensure proper alignment:

  1. Measure shaft angles: Begin by measuring the angles of the input and output shafts that the universal joint will connect. This can be done using a protractor or an angle measuring tool. The angles should be measured in relation to a common reference plane, such as the horizontal or vertical.
  2. Calculate the operating angle: The operating angle of the universal joint is the difference between the angles of the input and output shafts. This angle determines the amount of angular misalignment that the universal joint needs to accommodate. It is crucial to calculate the operating angle accurately to ensure the proper selection of a universal joint suitable for the application.
  3. Select the appropriate universal joint: Based on the calculated operating angle, choose a universal joint that is designed to handle the specific misalignment requirements. Universal joints come in various sizes and designs to accommodate different operating angles and torque loads. Refer to the manufacturer’s specifications and guidelines to select the appropriate universal joint for the application.
  4. Achieve parallel alignment: To ensure proper alignment, it is important to align the input and output shafts so that they are parallel to each other when viewed from the common reference plane. This can be achieved by adjusting the mounting positions of the shafts or using alignment tools such as straightedges or laser alignment systems. The goal is to minimize any offset or skew between the shafts.
  5. Check centerline alignment: Once the shafts are parallel, it is necessary to check the centerline alignment. This involves verifying that the centerline of the input shaft and the centerline of the output shaft are in line with each other. Misalignment in the centerline can result in additional stress on the universal joint and lead to premature wear or failure. Use measurement tools or visual inspection to ensure the centerline alignment is maintained.
  6. Securely fasten the universal joint: After achieving proper alignment, securely fasten the universal joint to the input and output shafts according to the manufacturer’s recommendations. Follow the specified torque values for the fasteners to ensure proper clamping force without over-tightening. This will help maintain the alignment during operation.
  7. Perform regular maintenance: To ensure continued proper alignment, it is important to perform regular maintenance, including periodic inspections and lubrication of the universal joint. Regular maintenance can help detect any misalignment or wear issues early on and prevent further damage or failure.

By following these steps and paying attention to proper alignment, the universal joint can operate smoothly and effectively, minimizing stress, wear, and the risk of premature failure.

In summary, ensuring proper alignment when connecting a universal joint involves measuring shaft angles, calculating the operating angle, selecting the appropriate universal joint, achieving parallel alignment, checking centerline alignment, securely fastening the joint, and performing regular maintenance.

universal joint

How do you calculate the operating angles of a universal joint?

Calculating the operating angles of a universal joint involves measuring the angular displacement between the input and output shafts. Here’s a detailed explanation:

To calculate the operating angles of a universal joint, you need to measure the angles at which the input and output shafts are misaligned. The operating angles are typically expressed as the angles between the axes of the two shafts.

Here’s a step-by-step process for calculating the operating angles:

  1. Identify the input shaft and the output shaft of the universal joint.
  2. Measure and record the angle of the input shaft relative to a reference plane or axis. This can be done using a protractor, angle finder, or other measuring tools. The reference plane is typically a fixed surface or a known axis.
  3. Measure and record the angle of the output shaft relative to the same reference plane or axis.
  4. Calculate the operating angles by finding the difference between the input and output shaft angles. Depending on the arrangement of the universal joint, there may be two operating angles: one for the joint at the input side and another for the joint at the output side.

It’s important to note that the specific method of measuring and calculating the operating angles may vary depending on the design and configuration of the universal joint. Some universal joints have built-in methods for measuring the operating angles, such as markings or indicators on the joint itself.

Additionally, it’s crucial to consider the range of acceptable operating angles specified by the manufacturer. Operating a universal joint beyond its recommended angles can lead to increased wear, reduced lifespan, and potential failure.

In summary, calculating the operating angles of a universal joint involves measuring the angular displacement between the input and output shafts. By measuring the angles and finding the difference between them, you can determine the operating angles of the universal joint.

universal joint

What is a universal joint and how does it work?

A universal joint, also known as a U-joint, is a mechanical coupling that allows for the transmission of rotary motion between two shafts that are not in line with each other. It is commonly used in applications where shafts need to transmit motion at angles or around obstacles. The universal joint consists of a cross-shaped or H-shaped yoke with bearings at the ends of each arm. Let’s explore how it works:

A universal joint typically comprises four main components:

  1. Input Shaft: The input shaft is the shaft that provides the initial rotary motion.
  2. Output Shaft: The output shaft is the shaft that receives the rotary motion from the input shaft.
  3. Yoke: The yoke is a cross-shaped or H-shaped component that connects the input and output shafts. It consists of two arms perpendicular to each other.
  4. Bearings: Bearings are located at the ends of each arm of the yoke. These bearings allow for smooth rotation and reduce friction between the yoke and the shafts.

When the input shaft rotates, it causes the yoke to rotate along with it. Due to the perpendicular arrangement of the arms, the output shaft connected to the other arm of the yoke experiences rotary motion at an angle to the input shaft.

The universal joint works by accommodating the misalignment between the input and output shafts. As the input shaft rotates, the yoke allows the output shaft to rotate freely and continuously despite any angular displacement or misalignment between the two shafts. This flexibility of the universal joint enables torque to be transmitted smoothly between the shafts while compensating for their misalignment.

During operation, the bearings at the ends of the yoke arms allow for the rotation of the yoke and the connected shafts. The bearings are often enclosed within a housing or cross-shaped cap to provide protection and retain lubrication. The design of the bearings allows for a range of motion and flexibility, allowing the yoke to move and adjust as the shafts rotate at different angles.

The universal joint is commonly used in various applications, including automotive drivelines, industrial machinery, and power transmission systems. It allows for the transmission of rotary motion at different angles and helps compensate for misalignment, eliminating the need for perfectly aligned shafts.

It is important to note that universal joints have certain limitations. They introduce a small amount of backlash or play, which can affect precision and accuracy in some applications. Furthermore, at extreme angles, the operating angles of the universal joint may become limited, potentially causing increased wear and reducing its lifespan.

Overall, the universal joint is a versatile mechanical coupling that enables the transmission of rotary motion between misaligned shafts. Its ability to accommodate angular displacement and misalignment makes it a valuable component in numerous mechanical systems.

China Best Sales Ductile Iron Wide Range Universal Flexible Connection Dresser Pipe Coupling Joint  China Best Sales Ductile Iron Wide Range Universal Flexible Connection Dresser Pipe Coupling Joint
editor by CX 2024-04-16