China Special Clearance Tubing Couplings/API / Nue Coupling energy coupling

Item Description

Specific Clearance Coupling

1. Framework of Casing and Tubing Coupling Description

Casing and tubing coupling can be commonly utilized in chilly and very hot drinking water source, heating provide, fireplace defense, medicinal gas, industrial petroleum pipeline system and many others. 

It has already replaced welding fittings in most Europe nations around the world, Asia nations around the world, The united states, Australia and some other international locations.

2. Primary Functions of Casing and Tubing Coupling

The high quality of our products are quite very good, clients are all really satisfied. We have skilled support team and export knowledge for a great deal of many years, our goods have exported to much more than 200 nations around the world in the world. Below you can get straightforward choosing your needed merchandise.

Diameters: 2 3/8″, 2 7/8″, 3 1/2″, 4 1/2″
Grades: J55, K55, N80-1, N80Q, L80, P110
Connections: EUE, NUE
Other possibilities: Special Beveled
Special Clearance
Directive 10 ( D-ten ) Couplings
Others upon ask for

Shares availability: 2 3/8″, 2 7/8″, 3 1/2″, 4 1/2″

 

 

API Tubing Coupling
Descriptions and measurement Kind of Thread O.D*L
(mm)
Bodyweight
(kg)
Tubing Coupling one.050 NUE 33.35*eighty.ninety six .23
one.050 EUE forty two.sixteen*eighty two.fifty five .38
one.315 NUE forty two.16*82.55 .38
one.315 EUE forty eight.26*88.90 .57
one.660 NUE 52.17*88.ninety .59
one.660 EUE fifty eight.88*ninety five.25 .68
1.900 NUE fifty five.88*ninety five.25 .56
1.900 EUE sixty three.fifty*98.42 .eighty four
2-3/8″ NUE seventy three.02*107.95 1.28
2-3/8″ EUE seventy seven.80*132.82 one.fifty five
two-7/8″ NUE 88.ninety*one hundred thirty.eighteen two.34
two-7/8″ EUE ninety three.seventeen*133.35 two.40
3-1/2″ NUE 107.ninety five*142.88 3.71
three-1/2″ EUE 114.30*146.05 4.ten
4″ NUE a hundred and twenty.65*146.05 four.35
four” EUE 127.00*152.forty four.82
four-1/2″ NUE 132.08*155.fifty eight 4.89
4-1/2″ EUE 141.thirty*158.seventy five 6.05

API Casing Coupling
Descriptions and measurement Sort of Thread O.D*L
(mm)
Bodyweight
(kg)
Casing Coupling 4-1/2″ STC 127.00*158.seventy five 5.23
four-1/2″ LTC 127.00*177.eighty 4.fifteen
four-1/2″ BTC 127.00*225.42 four.55
five” STC 141.thirty*one hundred sixty five.10 four.sixty six
five” LTC 141.thirty*196.85 5.seventy five
five” BTC 141.thirty*231.78 5.85
5-1/2″ STC 153.67*171.forty five five.23
5-1/2″ LTC 153.67*203.twenty six.42
five-1/2″ BTC 153.sixty seven*234.ninety five six.36
6-5/8″ STC 187.71*184.fifteen 9.12
6-5/8″ LTC 187.71*222.twenty five eleven.34
6-5/8″ BTC 187.71*244.forty eight 11.01
seven” STC 194.forty six*184.fifteen eight.39
7″ LTC 194.46*228.sixty 10.eighty three
7″ BTC 194.forty six*254.00 ten.fifty four
7-5/8″ STC 215.90*a hundred ninety.50 twelve.thirty
7-5/8″ LTC 215.ninety*234.95 fifteen.sixty three
7-5/8″ BTC 215.90*263.52 15.82
8-5/8″ STC 244.48*196.85 sixteen.23
8-5/8″ LTC 244.48*254.00 21.sixty seven
8-5/8″ BTC 244.forty eight*269.88 twenty.86
nine-5/8″ STC 269.88*196.eighty five eighteen.03
9-5/8″ LTC 269.88*266.70 twenty five.forty five
nine-5/8″ BTC 269.88*269.88 23.16
ten-3/4″ STC 298.forty five*203.twenty 20.seventy eight
ten-3/4″ BTC 298.forty five*269.88 25.seventy four
eleven-3/4′ STC 323.85*203.twenty 22.sixty four
11-3/4′ BTC 323.85*269.88 28.03
13-3/8″ STC 365.12*203.20 twenty five.sixty six
thirteen-3/8″ BTC 365.12*269.88 31.seventy seven
16″ STC 431.eighty*228.six 34.ninety one
sixteen” BTC 431.80*269.88 40.28
eighteen-5/8″ STC 508.00*228.sixty 51.01
eighteen-5/8″ BTC 508.00*269.88 sixty two.sixty eight
20″ STC 533.40*228.six 43.42
twenty” LTC 533.4*292.ten fifty seven.04
twenty” BTC 533.forty*269.88 fifty.ten

 

 

US $100-200
/ Piece
|
1 Piece

(Min. Order)

###

After-sales Service: 1 Year
Warranty: 1 Year
Certification: ISO 9001:2000
Power Source: Hydraulic
Operation Pressure: Atmospheric Pressure
Applicable Medium: Crude Oil

###

Customization:

###

API Tubing Coupling
Descriptions and size Type of Thread O.D*L
(mm)
Weight
(kg)
Tubing Coupling 1.050 NUE 33.35*80.96 0.23
1.050 EUE 42.16*82.55 0.38
1.315 NUE 42.16*82.55 0.38
1.315 EUE 48.26*88.90 0.57
1.660 NUE 52.17*88.90 0.59
1.660 EUE 58.88*95.25 0.68
1.900 NUE 55.88*95.25 0.56
1.900 EUE 63.50*98.42 0.84
2-3/8" NUE 73.02*107.95 1.28
2-3/8" EUE 77.80*132.82 1.55
2-7/8" NUE 88.90*130.18 2.34
2-7/8" EUE 93.17*133.35 2.40
3-1/2" NUE 107.95*142.88 3.71
3-1/2" EUE 114.30*146.05 4.10
4" NUE 120.65*146.05 4.35
4" EUE 127.00*152.40 4.82
4-1/2" NUE 132.08*155.58 4.89
4-1/2" EUE 141.30*158.75 6.05

###

API Casing Coupling
Descriptions and size Type of Thread O.D*L
(mm)
Weight
(kg)
Casing Coupling 4-1/2" STC 127.00*158.75 5.23
4-1/2" LTC 127.00*177.80 4.15
4-1/2" BTC 127.00*225.42 4.55
5" STC 141.30*165.10 4.66
5" LTC 141.30*196.85 5.75
5" BTC 141.30*231.78 5.85
5-1/2" STC 153.67*171.45 5.23
5-1/2" LTC 153.67*203.20 6.42
5-1/2" BTC 153.67*234.95 6.36
6-5/8" STC 187.71*184.15 9.12
6-5/8" LTC 187.71*222.25 11.34
6-5/8" BTC 187.71*244.48 11.01
7" STC 194.46*184.15 8.39
7" LTC 194.46*228.60 10.83
7" BTC 194.46*254.00 10.54
7-5/8" STC 215.90*190.50 12.30
7-5/8" LTC 215.90*234.95 15.63
7-5/8" BTC 215.90*263.52 15.82
8-5/8" STC 244.48*196.85 16.23
8-5/8" LTC 244.48*254.00 21.67
8-5/8" BTC 244.48*269.88 20.86
9-5/8" STC 269.88*196.85 18.03
9-5/8" LTC 269.88*266.70 25.45
9-5/8" BTC 269.88*269.88 23.16
10-3/4" STC 298.45*203.20 20.78
10-3/4" BTC 298.45*269.88 25.74
11-3/4′ STC 323.85*203.20 22.64
11-3/4′ BTC 323.85*269.88 28.03
13-3/8" STC 365.12*203.20 25.66
13-3/8" BTC 365.12*269.88 31.77
16" STC 431.80*228.6 34.91
16" BTC 431.80*269.88 40.28
18-5/8" STC 508.00*228.60 51.01
18-5/8" BTC 508.00*269.88 62.68
20" STC 533.40*228.6 43.42
20" LTC 533.4*292.10 57.04
20" BTC 533.40*269.88 50.10
US $100-200
/ Piece
|
1 Piece

(Min. Order)

###

After-sales Service: 1 Year
Warranty: 1 Year
Certification: ISO 9001:2000
Power Source: Hydraulic
Operation Pressure: Atmospheric Pressure
Applicable Medium: Crude Oil

###

Customization:

###

API Tubing Coupling
Descriptions and size Type of Thread O.D*L
(mm)
Weight
(kg)
Tubing Coupling 1.050 NUE 33.35*80.96 0.23
1.050 EUE 42.16*82.55 0.38
1.315 NUE 42.16*82.55 0.38
1.315 EUE 48.26*88.90 0.57
1.660 NUE 52.17*88.90 0.59
1.660 EUE 58.88*95.25 0.68
1.900 NUE 55.88*95.25 0.56
1.900 EUE 63.50*98.42 0.84
2-3/8" NUE 73.02*107.95 1.28
2-3/8" EUE 77.80*132.82 1.55
2-7/8" NUE 88.90*130.18 2.34
2-7/8" EUE 93.17*133.35 2.40
3-1/2" NUE 107.95*142.88 3.71
3-1/2" EUE 114.30*146.05 4.10
4" NUE 120.65*146.05 4.35
4" EUE 127.00*152.40 4.82
4-1/2" NUE 132.08*155.58 4.89
4-1/2" EUE 141.30*158.75 6.05

###

API Casing Coupling
Descriptions and size Type of Thread O.D*L
(mm)
Weight
(kg)
Casing Coupling 4-1/2" STC 127.00*158.75 5.23
4-1/2" LTC 127.00*177.80 4.15
4-1/2" BTC 127.00*225.42 4.55
5" STC 141.30*165.10 4.66
5" LTC 141.30*196.85 5.75
5" BTC 141.30*231.78 5.85
5-1/2" STC 153.67*171.45 5.23
5-1/2" LTC 153.67*203.20 6.42
5-1/2" BTC 153.67*234.95 6.36
6-5/8" STC 187.71*184.15 9.12
6-5/8" LTC 187.71*222.25 11.34
6-5/8" BTC 187.71*244.48 11.01
7" STC 194.46*184.15 8.39
7" LTC 194.46*228.60 10.83
7" BTC 194.46*254.00 10.54
7-5/8" STC 215.90*190.50 12.30
7-5/8" LTC 215.90*234.95 15.63
7-5/8" BTC 215.90*263.52 15.82
8-5/8" STC 244.48*196.85 16.23
8-5/8" LTC 244.48*254.00 21.67
8-5/8" BTC 244.48*269.88 20.86
9-5/8" STC 269.88*196.85 18.03
9-5/8" LTC 269.88*266.70 25.45
9-5/8" BTC 269.88*269.88 23.16
10-3/4" STC 298.45*203.20 20.78
10-3/4" BTC 298.45*269.88 25.74
11-3/4′ STC 323.85*203.20 22.64
11-3/4′ BTC 323.85*269.88 28.03
13-3/8" STC 365.12*203.20 25.66
13-3/8" BTC 365.12*269.88 31.77
16" STC 431.80*228.6 34.91
16" BTC 431.80*269.88 40.28
18-5/8" STC 508.00*228.60 51.01
18-5/8" BTC 508.00*269.88 62.68
20" STC 533.40*228.6 43.42
20" LTC 533.4*292.10 57.04
20" BTC 533.40*269.88 50.10

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.
gearbox

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.
gearbox

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.
gearbox

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.
China Special Clearance Tubing Couplings/API / Nue Coupling     energy couplingChina Special Clearance Tubing Couplings/API / Nue Coupling     energy coupling
editor by czh 2023-01-24