Item Description
Item Description
CNBM manufactures Ductile Iron Push-on Joint & Mechanical Joint Fittings which conform to Merchandise specifications: EN 545:2002, ISO-2531:1998, ANSI/AWWA C153/C110 & GB13295. The fittings are created with the most contemporary casting approach acknowledged as Vacuum Dropped Foam Method.
Specification | DN50-DN2000(2″-80″), available with PN10, PN16, PN25 and PN40 flanges. |
Regular | ISO2531, ISO4179, ISO8179, BS EN 545, BS EN598, BS4772, ISO7005-2, EN1092-2:1997, DIN2501, GBT13295 |
Stress | 300PSI, 500PSI, 750PSI, 1000PSI |
Pipe ends | Spigot, socket or flanges. |
Interior coating | Cement mortar CZPT comply with ISO4179 or biHangZhou portray (Ave. min.70 micron) or Fusion Bonded Epoxy Coating |
Exterior coating | Sprayed metallic zinc coating (min.150g/m²) according to ISO8179 + biHangZhou portray (min.70 micron) or epoxy powder coating or epoxy portray or in accordance to customer’s needs. |
Take a look at | In accordance with ISO 2531 / EN 545 / EN598 and one hundred% water force examination. |
Components | NBR, SBR, EPDM rubber ring according to ISO4633 / EN681.1 are available. |
Software | Municipal Use,Waterworks Pipelines,Piping Fittings,Water Engineering,Potable Drinking water Use,Irrigation Use,Water Offer Project Use,H2o Treatment Vegetation Use,Pumping Stations,H2o Utility Sectors,Drinking water-Offer Stress Pipeline,Potable H2o Pumping Station,Stormwater Traces,Fireplace Water Pumping Station,Refreshing H2o Pumping Station, ect. |
Kinds | Dismantling Joint,Universal Flange Adaptor,Universal Coupling,Ductile Iron Unfastened Flange Joint,DI Pipe Fitting,Saddle for PVC Pipe,Fix Clamp,Qucick Flange Adaptor,Gibault Joint,Restrained Flange Adaptor,Restrained Coupling,Valve,and so on. |
Packaging & Shipping
Packaging: Wooden Circumstances/Pallet with wrap movie or in accordance to customer’s requirements.
Certificates
SGS
TUV Certificates
Business Profile
CNBM International Corporation
Construct your world with our resources.
We are a major subsidiary of China Nationwide Creating Substance Group Co., Ltd.
CNBM Group is a central government-owned business and a Fortune Global 500 company (Ranking 259th in 2017). It is the premier creating substance company and service company in the entire world, with 15 publicly-outlined businesses and more than a hundred and eighty,000 personnel (2017).
CNBM Drinking water Segment is 1 of the groundbreaking suppliers of pipes, fittings and programs in China.
We are major the marketplace by providing:
Ductile iron h2o and sewer pipes, fittings, valves and couplings and adaptors,
Ductile iron accessibility covers and gratings,Other kinds of pipes and fittings.
FAQ
Q:Are you a trading firm or producer?
A:CNBM is a large-scale central governmental industrial team with its own producing sector, study and
growth sector, buying and selling sector and logistics sector.
Q:I have some special need about specs.
A:We have a nicely-rounded product assortment, which endows us with the capacity of making use of several particular
specifications. Remember to come to feel free of charge to get in touch with us with yours.
Q:Do you accept OEM services?
A:Sure, we do.
Q:What is your shipping and delivery time?
A:It relies upon on the measurement/complexity of your buy and our possess generation plan. Typically we give a more quickly
supply than the industry’s average.
Q:What is the payment expression?
A:Our payment phrases are negotiable.
Q:Can I have my very own brand on the product?
A:Positive, we can apply your very own symbol on the products in accordance to your drawings.
US $6 / Piece | |
1 Piece (Min. Order) |
###
Standard: | DIN, ANSI, GB, JIS, BSW |
---|---|
Material: | Iron |
Connection: | Flange |
Surface Treatment: | Epoxy Coated |
Head Type: | Allotype |
Transport Package: | Pallet |
###
Customization: |
Available
|
---|
###
Specification | DN50-DN2000(2"-80"), available with PN10, PN16, PN25 and PN40 flanges. |
Standard | ISO2531, ISO4179, ISO8179, BS EN 545, BS EN598, BS4772, ISO7005-2, EN1092-2:1997, DIN2501, GBT13295 |
Pressure | 300PSI, 500PSI, 750PSI, 1000PSI |
Pipe ends | Spigot, socket or flanges. |
Internal coating | Cement mortar lining comply with ISO4179 or bitumen painting (Ave. min.70 micron) or Fusion Bonded Epoxy Coating |
External coating | Sprayed metallic zinc coating (min.150g/m²) according to ISO8179 + bitumen painting (min.70 micron) or epoxy powder coating or epoxy painting or according to customer’s requirements. |
Test | In accordance with ISO 2531 / EN 545 / EN598 and 100% water pressure test. |
Accessories | NBR, SBR, EPDM rubber ring according to ISO4633 / EN681.1 are available. |
Application | Municipal Use,Waterworks Pipelines,Piping Fittings,Water Engineering,Potable Water Use,Irrigation Use,Water Supply Project Use,Water Treatment Plants Use,Pumping Stations,Water Utility Sectors,Water-Supply Pressure Pipeline,Potable Water Pumping Station,Stormwater Lines,Fire Water Pumping Station,Fresh Water Pumping Station, ect. |
Types | Dismantling Joint,Universal Flange Adaptor,Universal Coupling,Ductile Iron Loose Flange Joint,DI Pipe Fitting,Saddle for PVC Pipe,Repair Clamp,Qucick Flange Adaptor,Gibault Joint,Restrained Flange Adaptor,Restrained Coupling,Valve,etc. |
US $6 / Piece | |
1 Piece (Min. Order) |
###
Standard: | DIN, ANSI, GB, JIS, BSW |
---|---|
Material: | Iron |
Connection: | Flange |
Surface Treatment: | Epoxy Coated |
Head Type: | Allotype |
Transport Package: | Pallet |
###
Customization: |
Available
|
---|
###
Specification | DN50-DN2000(2"-80"), available with PN10, PN16, PN25 and PN40 flanges. |
Standard | ISO2531, ISO4179, ISO8179, BS EN 545, BS EN598, BS4772, ISO7005-2, EN1092-2:1997, DIN2501, GBT13295 |
Pressure | 300PSI, 500PSI, 750PSI, 1000PSI |
Pipe ends | Spigot, socket or flanges. |
Internal coating | Cement mortar lining comply with ISO4179 or bitumen painting (Ave. min.70 micron) or Fusion Bonded Epoxy Coating |
External coating | Sprayed metallic zinc coating (min.150g/m²) according to ISO8179 + bitumen painting (min.70 micron) or epoxy powder coating or epoxy painting or according to customer’s requirements. |
Test | In accordance with ISO 2531 / EN 545 / EN598 and 100% water pressure test. |
Accessories | NBR, SBR, EPDM rubber ring according to ISO4633 / EN681.1 are available. |
Application | Municipal Use,Waterworks Pipelines,Piping Fittings,Water Engineering,Potable Water Use,Irrigation Use,Water Supply Project Use,Water Treatment Plants Use,Pumping Stations,Water Utility Sectors,Water-Supply Pressure Pipeline,Potable Water Pumping Station,Stormwater Lines,Fire Water Pumping Station,Fresh Water Pumping Station, ect. |
Types | Dismantling Joint,Universal Flange Adaptor,Universal Coupling,Ductile Iron Loose Flange Joint,DI Pipe Fitting,Saddle for PVC Pipe,Repair Clamp,Qucick Flange Adaptor,Gibault Joint,Restrained Flange Adaptor,Restrained Coupling,Valve,etc. |
What Is a Coupling?
A coupling is a device used to connect two shafts. It transmits power between them and allows for some misalignment or end movement. There are several types of couplings. The most common ones are gear couplings and planetary couplings. However, there are many others as well.
Transfer of energy
Energy coupling is a process by which two biological reactions are linked by sharing energy. The energy released during one reaction can be used to drive the second. It is a very useful mechanism that synchronizes two biological systems. All cells have two types of reactions, exergonic and endergonic, and they are connected through energy coupling.
This process is important for a number of reasons. The first is that it allows the exchange of electrons and their energy. In a single molecule, this energy transfer involves the exchange of two electrons of different energy and spin. This exchange occurs because of the overlap interaction of two MOs.
Secondly, it is possible to achieve quadratic coupling. This is a phenomenon that occurs in circular membrane resonators when the system is statically deflected. This phenomenon has been gaining a great deal of interest as a mechanism for stronger coupling. If this mechanism is employed in a physical system, energy can be transferred on a nanometer scale.
The magnetic field is another important factor that affects the exchange of energy between semiconductor QWs. A strong magnetic field controls the strength of the coupling and the energy order of the exciton. The magnetic field can also influence the direction of polariton-mediated energy transfer. This mechanism is very promising for controlling the routing of excitation in a semiconductor.
Functions
Couplings play a variety of functions, including transferring power, compensating for misalignment, and absorbing shock. These functions depend on the type of shaft being coupled. There are four basic types: angular, parallel, and symmetrical. In many cases, coupling is necessary to accommodate misalignment.
Couplings are mechanical devices that join two rotating pieces of equipment. They are used to transfer power and allow for a small degree of end-to-end misalignment. This allows them to be used in many different applications, such as the transmission from the gearbox to the differential in an automobile. In addition, couplings can be used to transfer power to spindles.
Types
There are two main types of couplings: rigid and flexible. Rigid couplings are designed to prevent relative motion between the two shafts and are suitable for applications where precise alignment is required. However, high stresses in the case of significant misalignment can cause early failure of the coupling. Flexible couplings, on the other hand, allow for misalignment and allow for torque transmission.
A software application may exhibit different types of coupling. The first type involves the use of data. This means that one module may use data from another module for its operation. A good example of data coupling is the inheritance of an object. In a software application, one module can use another module’s data and parameters.
Another type of coupling is a rigid sleeve coupling. This type of coupling has a pipe with a bore that is finished to a specified tolerance. The pipe contains two threaded holes for transmitting torque. The sleeve is secured by a gib head key. This type of coupling may be used in applications where a couple of shafts are close together.
Other types of coupling include common and external. Common coupling occurs when two modules share global data and communication protocols. This type of coupling can lead to uncontrollable error propagation and unforeseen side effects when changes are made to the system. External coupling, on the other hand, involves two modules sharing an external device interface or communication protocol. Both types of coupling involve a shared code structure and depend on the external modules or hardware.
Mechanical couplings are essential in power transmission. They connect rotating shafts and can either be rigid or flexible, depending on the accuracy required. These couplings are used in pumps, compressors, motors, and generators to transmit power and torque. In addition to transferring power, couplings can also prevent torque overload.
Applications
Different coupling styles are ideal for different applications, and they have different characteristics that influence the coupling’s reliability during operation. These characteristics include stiffness, misalignment capability, ease of installation and maintenance, inherent balance, and speed capability. Selecting the right coupling style for a particular application is essential to minimize performance problems and maximize utility.
It is important to know the requirements for the coupling you choose before you start shopping. A proper selection process takes into account several design criteria, including torque and rpm, acoustic signals, and environmental factors. Once you’ve identified these parameters, you can select the best coupling for the job.
A gear coupling provides a mechanical connection between two rotating shafts. These couplings use gear mesh to transmit torque and power between two shafts. They’re typically used on large industrial machines, but they can also be used in smaller motion control systems. In smaller systems, a zero-backlash coupling design is ideal.
Another type of coupling is the flange coupling. These are easy to manufacture. Their design is similar to a sleeve coupling. But unlike a sleeve coupling, a flange coupling features a keyway on one side and two threaded holes on the other. These couplings are used in medium-duty industrial applications.
Besides being useful for power transmission, couplings can also prevent machine vibration. If vibration occurs in a machine, it can cause it to deviate from its predetermined position, or damage the motor. Couplings, however, help prevent this by absorbing the vibration and shock and preventing damage to expensive parts.
Couplings are heavily used in the industrial machinery and electrical industries. They provide the necessary rotation mechanism required by machinery and other equipment. Coupling suppliers can help customers find the right coupling for a specific application.
Criteria for selecting a coupling
When selecting a coupling for a specific application, there are a number of different factors to consider. These factors vary greatly, as do operating conditions, so selecting the best coupling for your system can be challenging. Some of these factors include horsepower, torque, and speed. You also need to consider the size of the shafts and the geometry of the equipment. Space restrictions and maintenance and installation requirements should also be taken into account. Other considerations can be specific to your system, such as the need for reversing.
First, determine what size coupling you need. The coupling’s size should be able to handle the torque required by the application. In addition, determine the interface connection, such as straight or tapered keyed shafts. Some couplings also feature integral flange connections.
During the specification process, be sure to specify which materials the coupling will be made of. This is important because the material will dictate most of its performance characteristics. Most couplings are made of stainless steel or aluminum, but you can also find ones made of Delrin, titanium, or other engineering-grade materials.
One of the most important factors to consider when selecting a coupling is its torque capability. If the torque rating is not adequate, the coupling can be damaged or break easily. Torque is a major factor in coupling selection, but it is often underestimated. In order to ensure maximum coupling performance, you should also take into consideration the size of the shafts and hubs.
In some cases, a coupling will need lubrication throughout its lifecycle. It may need to be lubricated every six months or even once a year. But there are couplings available that require no lubrication at all. An RBI flexible coupling by CZPT is one such example. Using a coupling of this kind can immediately cut down your total cost of ownership.
editor by czh 2022-12-28