China API Coupling Connector Non- Upset Tubing Coupling Thread Casing Coupling coupling define

Product Description

Suck Rod Coupling

                            

OD nominal diameter (d) Coupling OD (inch- mm )  Length (inch- mm) Wrench length mm Wrench width mm
mm in
sixteen 5/8 38.1 ( 1.500 ) a hundred and one.6 (4.000) 31.eight 34.nine
19 4/three forty one.3 ( 1.625) 101.6 (4.000) 31.eight 38.1
22 7/8 46. ( 1.812) 101.6 ( 4.000 ) 31.8 forty one.3
25 1 fifty five.6 (2.187) 101.6 ( 4.000) 31.eight forty seven.6
29 1 1/8 60.3 ( 2.375 ) 114.3 ( 4.500 ) forty one.3 fifty three.9

Non-upset tubing coupling

 

Tubing OD (in)  Coupling OD ( in- mm )  Length ( in- mm )  Single Weight (Kg ) Package Quantity ( Piece )  Package Weight (Kg)  Teeth quantity for every twenty five.4mm of thread ( Piece )
one.9 2.188-55.575 3.750-ninety five.250 .fifty six 2900 1624 ten
two 3/eight two.875-73.571 four.five hundred-114.300 one.28 1512 1936 10
2 7/eight three.500-88.900 five.five hundred-139.seven-hundred two.34 800 1872 ten
3 1/two four.250-107.950 five.625-142.875 3.71 502 1863 ten
four four.726-120.040 5.750-146.050 4.35 382 1662 10
four 1/two 5.two hundred-132.080 6.500-a hundred sixty five.100 4.89 252 1233 10

External Upset tubing coupling

Tubing OD (inch)  Coupling OD ( in-mm )  Length ( in- mm ) Solitary Weight (Kg) Package deal Quantity ( Piece ) Package Weight (Kg) Tooth amount for every twenty five.4mm of thread ( Piece )
1.nine 2.188 3.750 .eighty four 2800 2352 eight
2 3/8 3.036 four.875 one.fifty five 1444 2239 eight
2 7/8 3.668 five.five hundred two.forty 792 1901 eight
3 1/2 4.500 five.750 4.10 448 1837 eight
four 4.750 5.750 4.82 320 1543 eight
four 1/2 five.563 six.five hundred six.05 252 1525 8

Brief spherical thread casing couplings

 Casing Size OD (in) Coupling Measurement OD (in- mm )  Length in- mm)  Weight For each Coupling (Kg )  Palletized Carton Quantity ( Piece ) Palletized Carton Weight (Kg )
four 1/2 five.000 six.250 3.62 343 1242
five 5.563 six.500 four.sixty six 210 979
five 1/2 6.050 6750 five.23 216 1130
six 5/8 7.390 seven.250 9.12 115 1049
7 seven.656 7.250 eight.39 one hundred twenty 1007
seven 5/8 eight.five hundred seven.five hundred twelve.thirty 80 984
eight 5/8 nine.625 7.750 sixteen.23 60 974
9 5/eight ten.625 7.750 eighteen.03 50 902
ten 3/4 eleven.750 eight.000 20.78 forty five 935
11 3/four twelve.750 8.000 22.64 35 793
13 3/eight fourteen.375 eight.000 26.sixty six 25 642
16 seventeen.000 nine.000 34.ninety one twenty 698
18 5/eight twenty.000 nine.000 54.01 12 648
twenty 21.000 nine.000 43.32 twelve 520

Prolonged round thread casing couplings

Casing SizeOD (in) Coupling Dimension OD ( in- mm )  Length ( in- mm )  Weight For every Coupling (Kg )  Palletized Carton Quantity ( Piece) Palletized Cartoh Weight (Kg)
4 1/2 five.000 7.000 four.fifteen 294 1220
five five.563 7.750 5.75 210 1208
five 1/2 six.050 eight.000 6.forty two a hundred and eighty 1156
6 5/eight 7.390 8.750 ten.83 100 1083
seven seven.656 9.000 11.34 a hundred 1134
seven 5/eight eight.five hundred 9.250 15.sixty three fifty 1250
8 5/8 9.625 10.000 21.67 forty eight 1040
nine 5/eight 10.625 ten.500 twenty five.forty five forty 1018

Buttress thread casing couplings

Tubing OD (in ) Coupling OD ( in- mm J  Length ( in- mm ) Solitary Weight (Kg ) Package deal Quantity ( Piece )  Package Weight (Kg)
four 1/two 5.000 eight.875 four.fifty five 196 892
five 5.563 9.one hundred twenty five 5.eighty five a hundred and forty four 843
5 1/two 6.050 nine.250 six.36 144 916
six 5/8 7.390 9.625 10.fifty four ninety two 970
7 seven.656 ten.000 11.01 80 881
7 5/8 8.five hundred ten.375 15.82 64 1013
8 5/eight nine.625 10.625 20.86 forty eight 1002
nine 5/eight 10.625 ten.625 23.sixteen forty 927
ten 3/4 eleven.750 10.625 twenty five.74 forty 1030
eleven 3/four 12.750 ten.625 28.03 36 1571
13 3/8 fourteen.375 10.625 31.seventy seven twenty 636
16 seventeen.000 ten.625 forty.28 twenty 805
eighteen 5/8 20.000 ten.625 62.sixty eight 12 752
20 21.000 ten.625 fifty.10 twelve 601

 

 

US $6
/ Piece
|
100 Pieces

(Min. Order)

###

Material: Stainless Steel
Connection: Female
Surface Treatment: Galvanized Sheet
Head Type: Round
Transport Package: Box

###

Customization:

###

OD nominal diameter (d) Coupling OD (inch– mm )  Length (inch– mm) Wrench length mm Wrench width mm
mm in
16 5/8 38.1 ( 1.500 ) 101.6 (4.000) 31.8 34.9
19 4/3 41.3 ( 1.625) 101.6 (4.000) 31.8 38.1
22 7/8 46.0 ( 1.812) 101.6 ( 4.000 ) 31.8 41.3
25 1 55.6 (2.187) 101.6 ( 4.000) 31.8 47.6
29 1 1/8 60.3 ( 2.375 ) 114.3 ( 4.500 ) 41.3 53.9

###

Tubing OD (in)  Coupling OD ( in- mm )  Length ( in- mm )  Single Weight (Kg ) Package Quantity ( Piece )  Package Weight (Kg)  Teeth number per 25.4mm of thread ( Piece )
1.9 2.188-55.575 3.750-95.250 0.56 2900 1624 10
2 3/8 2.875-73.025 4.500-114.300 1.28 1512 1936 10
2 7/8 3.500-88.900 5.500-139.700 2.34 800 1872 10
3 1/2 4.250-107.950 5.625-142.875 3.71 502 1863 10
4 4.726-120.040 5.750-146.050 4.35 382 1662 10
4 1/2 5.200-132.080 6.500-165.100 4.89 252 1233 10

###

Tubing OD (inch)  Coupling OD ( in-mm )  Length ( in- mm ) Single Weight (Kg) Package Quantity ( Piece ) Package Weight (Kg) Teeth number per 25.4mm of thread ( Piece )
1.9 2.188 3.750 0.84 2800 2352 8
2 3/8 3.036 4.875 1.55 1444 2239 8
2 7/8 3.668 5.500 2.40 792 1901 8
3 1/2 4.500 5.750 4.10 448 1837 8
4 4.750 5.750 4.82 320 1543 8
4 1/2 5.563 6.500 6.05 252 1525 8

###

 Casing Size OD (in) Coupling Size OD (in- mm )  Length in- mm)  Weight Per Coupling (Kg )  Palletized Carton Quantity ( Piece ) Palletized Carton Weight (Kg )
4 1/2 5.000 6.250 3.62 343 1242
5 5.563 6.500 4.66 210 979
5 1/2 6.050 6750 5.23 216 1130
6 5/8 7.390 7.250 9.12 115 1049
7 7.656 7.250 8.39 120 1007
7 5/8 8.500 7.500 12.30 80 984
8 5/8 9.625 7.750 16.23 60 974
9 5/8 10.625 7.750 18.03 50 902
10 3/4 11.750 8.000 20.78 45 935
11 3/4 12.750 8.000 22.64 35 793
13 3/8 14.375 8.000 26.66 25 642
16 17.000 9.000 34.91 20 698
18 5/8 20.000 9.000 54.01 12 648
20 21.000 9.000 43.32 12 520

###

Casing SizeOD (in) Coupling Size OD ( in- mm )  Length ( in- mm )  Weight Per Coupling (Kg )  Palletized Carton Quantity ( Piece) Palletized Cartoh Weight (Kg)
4 1/2 5.000 7.000 4.15 294 1220
5 5.563 7.750 5.75 210 1208
5 1/2 6.050 8.000 6.42 180 1156
6 5/8 7.390 8.750 10.83 100 1083
7 7.656 9.000 11.34 100 1134
7 5/8 8.500 9.250 15.63 50 1250
8 5/8 9.625 10.000 21.67 48 1040
9 5/8 10.625 10.500 25.45 40 1018

###

Tubing OD (in ) Coupling OD ( in- mm J  Length ( in- mm ) Single Weight (Kg ) Package Quantity ( Piece )  Package Weight (Kg)
4 1/2 5.000 8.875 4.55 196 892
5 5.563 9.125 5.85 144 843
5 1/2 6.050 9.250 6.36 144 916
6 5/8 7.390 9.625 10.54 92 970
7 7.656 10.000 11.01 80 881
7 5/8 8.500 10.375 15.82 64 1013
8 5/8 9.625 10.625 20.86 48 1002
9 5/8 10.625 10.625 23.16 40 927
10 3/4 11.750 10.625 25.74 40 1030
11 3/4 12.750 10.625 28.03 36 1010
13 3/8 14.375 10.625 31.77 20 636
16 17.000 10.625 40.28 20 805
18 5/8 20.000 10.625 62.68 12 752
20 21.000 10.625 50.10 12 601
US $6
/ Piece
|
100 Pieces

(Min. Order)

###

Material: Stainless Steel
Connection: Female
Surface Treatment: Galvanized Sheet
Head Type: Round
Transport Package: Box

###

Customization:

###

OD nominal diameter (d) Coupling OD (inch– mm )  Length (inch– mm) Wrench length mm Wrench width mm
mm in
16 5/8 38.1 ( 1.500 ) 101.6 (4.000) 31.8 34.9
19 4/3 41.3 ( 1.625) 101.6 (4.000) 31.8 38.1
22 7/8 46.0 ( 1.812) 101.6 ( 4.000 ) 31.8 41.3
25 1 55.6 (2.187) 101.6 ( 4.000) 31.8 47.6
29 1 1/8 60.3 ( 2.375 ) 114.3 ( 4.500 ) 41.3 53.9

###

Tubing OD (in)  Coupling OD ( in- mm )  Length ( in- mm )  Single Weight (Kg ) Package Quantity ( Piece )  Package Weight (Kg)  Teeth number per 25.4mm of thread ( Piece )
1.9 2.188-55.575 3.750-95.250 0.56 2900 1624 10
2 3/8 2.875-73.025 4.500-114.300 1.28 1512 1936 10
2 7/8 3.500-88.900 5.500-139.700 2.34 800 1872 10
3 1/2 4.250-107.950 5.625-142.875 3.71 502 1863 10
4 4.726-120.040 5.750-146.050 4.35 382 1662 10
4 1/2 5.200-132.080 6.500-165.100 4.89 252 1233 10

###

Tubing OD (inch)  Coupling OD ( in-mm )  Length ( in- mm ) Single Weight (Kg) Package Quantity ( Piece ) Package Weight (Kg) Teeth number per 25.4mm of thread ( Piece )
1.9 2.188 3.750 0.84 2800 2352 8
2 3/8 3.036 4.875 1.55 1444 2239 8
2 7/8 3.668 5.500 2.40 792 1901 8
3 1/2 4.500 5.750 4.10 448 1837 8
4 4.750 5.750 4.82 320 1543 8
4 1/2 5.563 6.500 6.05 252 1525 8

###

 Casing Size OD (in) Coupling Size OD (in- mm )  Length in- mm)  Weight Per Coupling (Kg )  Palletized Carton Quantity ( Piece ) Palletized Carton Weight (Kg )
4 1/2 5.000 6.250 3.62 343 1242
5 5.563 6.500 4.66 210 979
5 1/2 6.050 6750 5.23 216 1130
6 5/8 7.390 7.250 9.12 115 1049
7 7.656 7.250 8.39 120 1007
7 5/8 8.500 7.500 12.30 80 984
8 5/8 9.625 7.750 16.23 60 974
9 5/8 10.625 7.750 18.03 50 902
10 3/4 11.750 8.000 20.78 45 935
11 3/4 12.750 8.000 22.64 35 793
13 3/8 14.375 8.000 26.66 25 642
16 17.000 9.000 34.91 20 698
18 5/8 20.000 9.000 54.01 12 648
20 21.000 9.000 43.32 12 520

###

Casing SizeOD (in) Coupling Size OD ( in- mm )  Length ( in- mm )  Weight Per Coupling (Kg )  Palletized Carton Quantity ( Piece) Palletized Cartoh Weight (Kg)
4 1/2 5.000 7.000 4.15 294 1220
5 5.563 7.750 5.75 210 1208
5 1/2 6.050 8.000 6.42 180 1156
6 5/8 7.390 8.750 10.83 100 1083
7 7.656 9.000 11.34 100 1134
7 5/8 8.500 9.250 15.63 50 1250
8 5/8 9.625 10.000 21.67 48 1040
9 5/8 10.625 10.500 25.45 40 1018

###

Tubing OD (in ) Coupling OD ( in- mm J  Length ( in- mm ) Single Weight (Kg ) Package Quantity ( Piece )  Package Weight (Kg)
4 1/2 5.000 8.875 4.55 196 892
5 5.563 9.125 5.85 144 843
5 1/2 6.050 9.250 6.36 144 916
6 5/8 7.390 9.625 10.54 92 970
7 7.656 10.000 11.01 80 881
7 5/8 8.500 10.375 15.82 64 1013
8 5/8 9.625 10.625 20.86 48 1002
9 5/8 10.625 10.625 23.16 40 927
10 3/4 11.750 10.625 25.74 40 1030
11 3/4 12.750 10.625 28.03 36 1010
13 3/8 14.375 10.625 31.77 20 636
16 17.000 10.625 40.28 20 805
18 5/8 20.000 10.625 62.68 12 752
20 21.000 10.625 50.10 12 601

Functions and Modifications of Couplings

A coupling is a mechanical device that connects two shafts and transmits power. Its main purpose is to join two rotating pieces of equipment together, and it can also be used to allow some end movement or misalignment. There are many different types of couplings, each serving a specific purpose.

Functions

Functions of coupling are useful tools to study the dynamical interaction of systems. These functions have a wide range of applications, ranging from electrochemical processes to climate processes. The research being conducted on these functions is highly interdisciplinary, and experts from different fields are contributing to this issue. As such, this issue will be of interest to scientists and engineers in many fields, including electrical engineering, physics, and mathematics.
To ensure the proper coupling of data, coupling software must perform many essential functions. These include time interpolation and timing, and data exchange between the appropriate nodes. It should also guarantee that the time step of each model is divisible by the data exchange interval. This will ensure that the data exchange occurs at the proper times.
In addition to transferring power, couplings are also used in machinery. In general, couplings are used to join two rotating pieces. However, they can also have other functions, including compensating for misalignment, dampening axial motion, and absorbing shock. These functions determine the coupling type required.
The coupling strength can also be varied. For example, the strength of the coupling can change from negative to positive. This can affect the mode splitting width. Additionally, coupling strength is affected by fabrication imperfections. The strength of coupling can be controlled with laser non-thermal oxidation and water micro-infiltration, but these methods have limitations and are not reversible. Thus, the precise control of coupling strength remains a major challenge.
gearbox

Applications

Couplings transmit power from a driver to the driven piece of equipment. The driver can be an electric motor, steam turbine, gearbox, fan, or pump. A coupling is often the weak link in a pump assembly, but replacing it is less expensive than replacing a sheared shaft.
Coupling functions have wide applications, including biomedical and electrical engineering. In this book, we review some of the most important developments and applications of coupling functions in these fields. We also discuss the future of the field and the implications of these discoveries. This is a comprehensive review of recent advances in coupling functions, and will help guide future research.
Adaptable couplings are another type of coupling. They are made up of a male and female spline in a polymeric material. They can be mounted using traditional keys, keyways, or taper bushings. For applications that require reversal, however, keyless couplings are preferable. Consider your process speed, maximum load capacity, and torque when choosing an adaptable coupling.
Coupling reactions are also used to make pharmaceutical products. These chemical reactions usually involve the joining of two chemical species. In most cases, a metal catalyst is used. The Ullmann reaction, for instance, is an important example of a hetero-coupling reaction. This reaction involves an organic halide with an organometallic compound. The result is a compound with the general formula R-M-R. Another important coupling reaction involves the Suzuki coupling, which unites two chemical species.
In engineering, couplings are mechanical devices that connect two shafts. Couplings are important because they enable the power to be transmitted from one end to the other without allowing a shaft to separate during operation. They also reduce maintenance time. Proper selection, installation, and maintenance, will reduce the amount of time needed to repair a coupling.
gearbox

Maintenance

Maintenance of couplings is an important part of the lifecycle of your equipment. It’s important to ensure proper alignment and lubrication to keep them running smoothly. Inspecting your equipment for signs of wear can help you identify problems before they cause downtime. For instance, improper alignment can lead to uneven wear of the coupling’s hubs and grids. It can also cause the coupling to bind when you rotate the shaft manually. Proper maintenance will extend the life of your coupling.
Couplings should be inspected frequently and thoroughly. Inspections should go beyond alignment checks to identify problems and recommend appropriate repairs or replacements. Proper lubrication is important to protect the coupling from damage and can be easily identified using thermography or vibration analysis. In addition to lubrication, a coupling that lacks lubrication may require gaskets or sealing rings.
Proper maintenance of couplings will extend the life of the coupling by minimizing the likelihood of breakdowns. Proper maintenance will help you save money and time on repairs. A well-maintained coupling can be a valuable asset for your equipment and can increase productivity. By following the recommendations provided by your manufacturer, you can make sure your equipment is operating at peak performance.
Proper alignment and maintenance are critical for flexible couplings. Proper coupling alignment will maximize the life of your equipment. If you have a poorly aligned coupling, it may cause other components to fail. In some cases, this could result in costly downtime and increased costs for the company.
Proper maintenance of couplings should be done regularly to minimize costs and prevent downtime. Performing periodic inspections and lubrication will help you keep your equipment in top working order. In addition to the alignment and lubrication, you should also inspect the inside components for wear and alignment issues. If your coupling’s lubrication is not sufficient, it may lead to hardening and cracking. In addition, it’s possible to develop leaks that could cause damage.
gearbox

Modifications

The aim of this paper is to investigate the effects of coupling modifications. It shows that such modifications can adversely affect the performance of the coupling mechanism. Moreover, the modifications can be predicted using chemical physics methods. The results presented here are not exhaustive and further research is needed to understand the effects of such coupling modifications.
The modifications to coupling involve nonlinear structural modifications. Four examples of such modifications are presented. Each is illustrated with example applications. Then, the results are verified through experimental and simulated case studies. The proposed methods are applicable to large and complex structures. They are applicable to a variety of engineering systems, including nonlinear systems.
China API Coupling Connector Non- Upset Tubing Coupling Thread Casing Coupling     coupling defineChina API Coupling Connector Non- Upset Tubing Coupling Thread Casing Coupling     coupling define
editor by czh 2022-11-25