Item Description

Merchandise Title:  
Rigid coupling for connecting fire security pipe

Substance:
Ductile forged iron 

Normal: 
UL listed & FM accepted
also wen can manufacture different sizes according to client’s requirements.

Dimensions available: 

  Nominal dimensions    Pipe O.D. Working force                 Dimensions  Bolt dimension
    ∅        L      H
mm in mm in PSI Mpa mm in mm in mm in mm
twenty five 1 33.7 one.327 three hundred two.07 fifty five.six two.188 98 3.858 forty four 1.732 M10*45
32 1 1/4 42.4 1.699 three hundred 2.07 sixty six two.598 107 four.213 forty four one.732 M10*45
forty 1 1/two forty eight.three 1.9 300 2.07 seventy four 2.913 one hundred fifteen four.527 forty four 1.732 M10*forty five
fifty 2 sixty.3 two.372 300 two.07 84 3.307 124 four.882 44 one.732 M10*55
65 two 1/2 73 two.875 three hundred two.07 98 three.858 138 five.433 45 1.772 M10*fifty five
65 2 1/two 76.one three three hundred two.07 100 three.937 143 five.63 forty five 1.772 M10*55
80 3    88.9 3.5 300 2.07 114 four.488 157 6.181 forty five 1.772 M10*fifty five
100 4    114.3 four.5 300 2.07 a hundred and forty 5.512 187 seven.362 fifty 1.899 M10*sixty five
a hundred twenty five 5    139.7 5.five 300 two.07 172 six.771 220 8.661 50 one.899 M12*70
a hundred twenty five 5    141.three 5.563 300 2.07 172 six.771 220 8.661 50 one.899 M12*seventy five
a hundred and fifty 6    a hundred sixty five.one six.5 300 2.07 197 7.756 252 nine.921 fifty one two.008 M12*75
a hundred and fifty 6    168.three six.625 300 two.07 197 seven.756 255 10.039 51 2.008 M12*75
two hundred 8    219.one 8.625 300 two.07 254 ten 330 12.992 sixty one two.405 M16*100
250 ten 273 10.75 300 two.07 317 12.48 397.eight 15.661 62 two.441 M20*one hundred ten
three hundred 12 323.nine twelve.751 three hundred two.07 370 14.566 457 seventeen.992 sixty 2.362 M20*120

We can also manufacture different measurements in accordance to your necessity.

About US:

US $0.8-15
/ Piece
|
100 Pieces

(Min. Order)

###

Connection: Groove
Structure: Universal
Flexible or Rigid: Rigid
Material: Ductile Iron
Standard: Standard
Certificate: UL Listed, FM Approved

###

Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

  Nominal size    Pipe O.D. Working pressure                 Dimensions  Bolt size
    ∅        L      H
mm in mm in PSI Mpa mm in mm in mm in mm
25 1 33.7 1.327 300 2.07 55.6 2.188 98 3.858 44 1.732 M10*45
32 1 1/4 42.4 1.699 300 2.07 66 2.598 107 4.213 44 1.732 M10*45
40 1 1/2 48.3 1.9 300 2.07 74 2.913 115 4.527 44 1.732 M10*45
50 2 60.3 2.372 300 2.07 84 3.307 124 4.882 44 1.732 M10*55
65 2 1/2 73 2.875 300 2.07 98 3.858 138 5.433 45 1.772 M10*55
65 2 1/2 76.1 3 300 2.07 100 3.937 143 5.63 45 1.772 M10*55
80 3    88.9 3.5 300 2.07 114 4.488 157 6.181 45 1.772 M10*55
100 4    114.3 4.5 300 2.07 140 5.512 187 7.362 50 1.899 M10*65
125 5    139.7 5.5 300 2.07 172 6.771 220 8.661 50 1.899 M12*70
125 5    141.3 5.563 300 2.07 172 6.771 220 8.661 50 1.899 M12*75
150 6    165.1 6.5 300 2.07 197 7.756 252 9.921 51 2.008 M12*75
150 6    168.3 6.625 300 2.07 197 7.756 255 10.039 51 2.008 M12*75
200 8    219.1 8.625 300 2.07 254 10 330 12.992 61 2.405 M16*100
250 10 273 10.75 300 2.07 317 12.48 397.8 15.661 62 2.441 M20*110
300 12 323.9 12.751 300 2.07 370 14.566 457 17.992 60 2.362 M20*120
US $0.8-15
/ Piece
|
100 Pieces

(Min. Order)

###

Connection: Groove
Structure: Universal
Flexible or Rigid: Rigid
Material: Ductile Iron
Standard: Standard
Certificate: UL Listed, FM Approved

###

Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

  Nominal size    Pipe O.D. Working pressure                 Dimensions  Bolt size
    ∅        L      H
mm in mm in PSI Mpa mm in mm in mm in mm
25 1 33.7 1.327 300 2.07 55.6 2.188 98 3.858 44 1.732 M10*45
32 1 1/4 42.4 1.699 300 2.07 66 2.598 107 4.213 44 1.732 M10*45
40 1 1/2 48.3 1.9 300 2.07 74 2.913 115 4.527 44 1.732 M10*45
50 2 60.3 2.372 300 2.07 84 3.307 124 4.882 44 1.732 M10*55
65 2 1/2 73 2.875 300 2.07 98 3.858 138 5.433 45 1.772 M10*55
65 2 1/2 76.1 3 300 2.07 100 3.937 143 5.63 45 1.772 M10*55
80 3    88.9 3.5 300 2.07 114 4.488 157 6.181 45 1.772 M10*55
100 4    114.3 4.5 300 2.07 140 5.512 187 7.362 50 1.899 M10*65
125 5    139.7 5.5 300 2.07 172 6.771 220 8.661 50 1.899 M12*70
125 5    141.3 5.563 300 2.07 172 6.771 220 8.661 50 1.899 M12*75
150 6    165.1 6.5 300 2.07 197 7.756 252 9.921 51 2.008 M12*75
150 6    168.3 6.625 300 2.07 197 7.756 255 10.039 51 2.008 M12*75
200 8    219.1 8.625 300 2.07 254 10 330 12.992 61 2.405 M16*100
250 10 273 10.75 300 2.07 317 12.48 397.8 15.661 62 2.441 M20*110
300 12 323.9 12.751 300 2.07 370 14.566 457 17.992 60 2.362 M20*120

What Is a Coupling?

A coupling is a mechanical device that links two shafts together and transmits power. Its purpose is to join rotating equipment while permitting a small amount of misalignment or end movement. Couplings come in a variety of different types and are used in a variety of applications. They can be used in hydraulics, pneumatics, and many other industries.
gearbox

Types

Coupling is a term used to describe a relationship between different modules. When a module depends on another, it can have different types of coupling. Common coupling occurs when modules share certain overall constraints. When this type of coupling occurs, any changes to the common constraint will also affect the other modules. Common coupling has its advantages and disadvantages. It is difficult to maintain and provides less control over the modules than other types of coupling.
There are many types of coupling, including meshing tooth couplings, pin and bush couplings, and spline couplings. It is important to choose the right coupling type for your specific application to get maximum uptime and long-term reliability. Listed below are the differences between these coupling types.
Rigid couplings have no flexibility, and require good alignment of the shafts and support bearings. They are often used in applications where high torque is required, such as in push-pull machines. These couplings are also useful in applications where the shafts are firmly attached to one another.
Another type of coupling is the split muff coupling. This type is made of cast iron and has two threaded holes. The coupling halves are attached with bolts or studs.
gearbox

Applications

The coupling function is an incredibly versatile mathematical tool that can be used in many different scientific domains. These applications range from physics and mathematics to biology, chemistry, cardio-respiratory physiology, climate science, and electrical engineering. The coupling function can also help to predict the transition from one state to another, as well as describing the functional contributions of subsystems in the system. In some cases, it can even be used to reveal the mechanisms that underlie the functionality of interactions.
The coupling selection process begins with considering the intended use of the coupling. The application parameters must be determined, as well as the operating conditions. For example, if the coupling is required to be used for power transmission, the design engineer should consider how easily the coupling can be installed and serviced. This step is vital because improper installation can result in a more severe misalignment than is specified. Additionally, the coupling must be inspected regularly to ensure that the design parameters remain consistent and that no detrimental factors develop.
Choosing the right coupling for your application is an important process, but it need not be difficult. To find the right coupling, you must consider the type of machine and environment, as well as the torque, rpm, and inertia of the system. By answering these questions, you will be able to select the best coupling for your specific application.
gearbox

Problems

A coupling is a device that connects two rotating shafts to transfer torque and rotary motion. To achieve optimal performance, a coupling must be designed for the application requirements it serves. These requirements include service, environmental, and use parameters. Otherwise, it can prematurely fail, causing inconvenience and financial loss.
In order to prevent premature failure, couplings should be properly installed and maintained. A good practice is to refer to the specifications provided by the manufacturer. Moreover, it is important to perform periodic tests to evaluate the effectiveness of the coupling. The testing of couplings should be performed by qualified personnel.
China Rigid Coupling     coupling alignmentChina Rigid Coupling     coupling alignment
editor by czh 2022-11-26