Tag Archives: mechanical coupling

China Rebar Connecting Building Materials Mechanical Rebar Splicing Coupling bibliographic coupling

Merchandise Description

Xihu (West Lake) Dis. Dingli Steel Sleeve Co., Ltd

Incorporate: Xihu (West Lake) Dis., HangZhou Town, ZheJiang Province, HangZhou, ZheJiang , China

Solution Parameters

Normal rebar couplers produced by raw substance 45# carbon steel with competitive cost and divided into regular couplers, positional rebar couplers, and changeover rebar couplers.
 

Title:

Thread Rebar Couplers Normal Type 

Used for Rebar:

HRB400/Grade 65/ and so on with rebar yield strength very same as 500Mpa   or decrease than that.

Uncooked Material:

S45C -produce toughness 420Mpa, Tensile toughness: 600-650MPa

Dimension:

16mm/18mm/20mm/25mm/28mm/32mm/36mm/40mm

Packing:

By bags and pallets packing, or picket circumstance packing as needed (25KG   scaled-down packing, 1700KG for each pallet)

Sample:

Free existing samples for checking dimension and good quality

Production time:

15-40 times based on diverse amount after acquire the prepayment

Shipping Port:

Xihu (West Lake) Dis.g,ZheJiang Port,  ZheJiang   Port, China.

Payment Terms:

TT / LC

Certification:

ISO/ CE

 

Dimensions (mm)

Out Diameter (mm)

Size (mm)

Pitch (mm)

N.W    (KG)

PACKING IN One particular BAG  (NOS)

one BAG Excess weight (KG)

Approvals/ Certificate

16

24

42

two.five

.092

250

23.00

CE / ISO

eighteen

27

45

2.5

.136

200

27.20

CE / ISO

twenty

30

50

two.five

.159

132

twenty.98

CE / ISO

22

33

54

2.five

.21

121

twenty five.forty one

CE / ISO

25

38

sixty two

3.

.34

80

27.20

CE / ISO

28

forty two

68

three.

.forty six

56

twenty five.seventy six

CE / ISO

32

48

76

3.

.633

42

26.58

CE / ISO

36

fifty three

eighty four

three.

.905

27

24.43

CE / ISO

forty

fifty nine

ninety five

three.

1.16

twenty five

29.00

CE / ISO

one. Normal rebar couplers Introduction

Common rebar coupler belongs to Rolling technology, it is a parallel-thread mechanical splicing method utilised for the 16mm to 40mm reinforcing bars mechanical connections. This technique is initial peeling the rebar rib and then undertaking thread by cold rolling, this technologies can meet with China normal of JGJ107-2571, United states standard of ACI318, Uk regular of BS8110, VN standard of TCVN8163, and other international requirements. The couplers can be divided into standard couplers with all right-hand thread, and also positional rebar coupler with 1 side remaining-hand thread yet another dimensions right-hand thread, also it has changeover couplers which 2 sides have various diameters. Also, this coupler has a aggressive value more than tremendous couplers and is suitable for tiny decrease rebar grades these kinds of as HRB400 or HRB500 rebar, it has full sizes from 16mm to 40mm.

two.45# steel carbon metal rebar couplers Attributes and rewards

a.Preserving cost and easy operation than the lapping of rebar

b.A single time loading can complete the rib peeling and thread rolling collectively.

c.Solitary step method, only 1 device, 1 operator.

d.Assemble by visual inspection

e.Standard ISO parallel Metric Thread patterns.

f.Employed for a lot of kinds of connections for a position or changeover couplers

CPDL Rebar Coupler China Metal Rebar Coupler Producers OEM/ODM On-need Customized Rebar Splicing Coupler Wholesale Thread Rebar Couplers Normal Kind

Item Description

 

FAQ

one. Q: Are you a trading company or producer?

    A: We are an original tools company.

2. Q: How extended is your supply time?

    A: It is according to the design and quantity.

        Generally, it is 3-5 times if the products are in stock.

        It will be fifteen-thirty days if you want to personalize the goods

three. Q: What are your terms of payment?

    A: We settle for T/T, Western Union, Money Gram, PayPal, Alibaba Escrow, and many others.

        Payment<=USD 5000, 100% in advance.

        Payment>=USD 5000, thirty% T/T in progress, harmony before cargo.

 4. Q: Do you supply samples? Is it free of charge or additional?

A: Sure, we could supply the sample for free cost, but customers do not want to spend the value of freight.

 

After-sales Service: 1 Year
Connection: Female
Head Code: Round
Thread Distribution: Internal Thread
Surface: Sand Blast
Material: Carbon Steel

###

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

|
Request Sample

###

Customization:
Available

|


###

Name:

Thread Rebar Couplers Standard Type 

Used for Rebar:

HRB400/Grade 65/ and so on with rebar yield strength same as 500Mpa   or lower than that.

Raw Material:

S45C -yield strength 420Mpa, Tensile strength: 600-650MPa

Size:

16mm/18mm/20mm/25mm/28mm/32mm/36mm/40mm

Packing:

By bags and pallets packing, or wooden case packing as required (25KG   smaller packing, 1700KG per pallet)

Sample:

Free existing samples for checking dimension and quality

Production time:

15-40 days based on different quantity after receive the prepayment

Shipping Port:

Xingang,Tianjin Port,  Shanghai   Port, China.

Payment Terms:

TT / LC

Certificate:

ISO/ CE

###

SIZE (mm)

Out Diameter (mm)

Length (mm)

Pitch (mm)

N.W    (KG)

PACKING IN ONE BAG  (NOS)

1 BAG WEIGHT (KG)

Approvals/ Certificate

16

24

42

2.5

0.092

250

23.00

CE / ISO

18

27

45

2.5

0.136

200

27.20

CE / ISO

20

30

50

2.5

0.159

132

20.98

CE / ISO

22

33

54

2.5

0.21

121

25.41

CE / ISO

25

38

62

3.0

0.34

80

27.20

CE / ISO

28

42

68

3.0

0.46

56

25.76

CE / ISO

32

48

76

3.0

0.633

42

26.58

CE / ISO

36

53

84

3.0

0.905

27

24.43

CE / ISO

40

59

95

3.0

1.16

25

29.00

CE / ISO

After-sales Service: 1 Year
Connection: Female
Head Code: Round
Thread Distribution: Internal Thread
Surface: Sand Blast
Material: Carbon Steel

###

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

|
Request Sample

###

Customization:
Available

|


###

Name:

Thread Rebar Couplers Standard Type 

Used for Rebar:

HRB400/Grade 65/ and so on with rebar yield strength same as 500Mpa   or lower than that.

Raw Material:

S45C -yield strength 420Mpa, Tensile strength: 600-650MPa

Size:

16mm/18mm/20mm/25mm/28mm/32mm/36mm/40mm

Packing:

By bags and pallets packing, or wooden case packing as required (25KG   smaller packing, 1700KG per pallet)

Sample:

Free existing samples for checking dimension and quality

Production time:

15-40 days based on different quantity after receive the prepayment

Shipping Port:

Xingang,Tianjin Port,  Shanghai   Port, China.

Payment Terms:

TT / LC

Certificate:

ISO/ CE

###

SIZE (mm)

Out Diameter (mm)

Length (mm)

Pitch (mm)

N.W    (KG)

PACKING IN ONE BAG  (NOS)

1 BAG WEIGHT (KG)

Approvals/ Certificate

16

24

42

2.5

0.092

250

23.00

CE / ISO

18

27

45

2.5

0.136

200

27.20

CE / ISO

20

30

50

2.5

0.159

132

20.98

CE / ISO

22

33

54

2.5

0.21

121

25.41

CE / ISO

25

38

62

3.0

0.34

80

27.20

CE / ISO

28

42

68

3.0

0.46

56

25.76

CE / ISO

32

48

76

3.0

0.633

42

26.58

CE / ISO

36

53

84

3.0

0.905

27

24.43

CE / ISO

40

59

95

3.0

1.16

25

29.00

CE / ISO

Types of Couplings

A coupling is a device used to join two shafts together and transmit power. Its purpose is to join rotating equipment while permitting a degree of end movement and misalignment. There are many types of couplings, and it is important to choose the right one for your application. Here are a few examples of couplings.

Mechanical

The mechanical coupling is an important component in power transmission systems. These couplings come in various forms and can be used in different types of applications. They can be flexible or rigid and operate in compression or shear. In some cases, they are permanently attached to the shaft, while in other cases, they are removable for service.
The simplest type of mechanical coupling is the sleeve coupling. It consists of a cylindrical sleeve with an internal diameter equal to the diameter of the shafts. The sleeve is connected to the shafts by a key that restricts their relative motion and prevents slippage. A few sleeve couplings also have threaded holes to prevent axial movement. This type of coupling is typically used for medium to light-duty torque.
Another type of mechanical coupling is a jaw coupling. It is used in motion control and general low-power transmission applications. This type of coupling does not require lubrication and is capable of accommodating angular misalignment. Unlike other types of couplings, the jaw coupling uses two hubs with intermeshing jaws. The jaw coupling’s spider is typically made of copper alloys. In addition, it is suitable for shock and vibration loads.
Mechanical couplings can be made from a variety of materials. One popular choice is rubber. The material can be natural or chloroprene. These materials are flexible and can tolerate slight misalignment.
gearbox

Electrical

Electrical coupling is the process in which a single electrical signal is transferred from a nerve cell to another. It occurs when electrical signals from two nerve cells interact with each other in a way similar to haptic transmission. This type of coupling can occur on its own or in combination with electrotonic coupling in gap junctions.
Electrical coupling is often associated with oscillatory behavior of neurons. The mechanism of electrical coupling is complex and is studied mathematically to understand its effect on oscillatory neuron networks. For example, electrical coupling can increase or decrease the frequency of an oscillator, depending on the state of the neuron coupled to it.
The site of coupling is usually the junction of opposing cell membranes. The cellular resistance and the coupling resistance are measured in voltage-clamp experiments. This type of coupling has a specific resistance of 100 O-cm. As a result, the coupling resistance varies with the frequency.
The authors of this study noted that electrotonic coupling depends on the ratio between the resistance of the nonjunctional membranes and the junctional membranes. The voltage attenuation technique helps reveal the differences in resistance and shunting through the intercellular medium. However, it is unclear whether electrotonic coupling is electrostatically mediated.
Electrical coupling has also been suggested to play a role in the intercellular transfer of information. There are many examples that support this theory. A message can be a distinct qualitative or quantitative signal, which results in a gradient in the cells. Although gap junctions are absent at many embryonic interaction sites, increasing evidence suggests a role in information transfer.

Flexible

When it comes to choosing the right Flexible Coupling, there are several factors that you should take into account. Among these factors is the backlash that can be caused by the movement of the coupling. The reason for this problem is the fact that couplings that do not have anti-fungal properties can be easily infected by mold. The best way to avoid this is to pay attention to the moisture content of the area where you are installing the coupling. By following these guidelines, you can ensure the best possible installation.
To ensure that you are getting the most out of your flexible couplings, you must consider their characteristics and how easy they are to install, assemble, and maintain. You should also look for elements that are field-replaceable. Another important factor is the coupling’s torsional rigidity. It should also be able to handle reactionary loads caused by misalignment.
Flexible couplings come in many different types. There are diaphragm and spiral couplings. These couplings allow for axial motion, angular misalignment, and parallel offset. They have one-piece construction and are made from stainless steel or aluminum. These couplings also offer high torsional stiffness, which is beneficial for applications requiring high torques.
Flexible couplings have several advantages over their rigid counterparts. They are designed to handle misalignments of up to seven degrees and 0.025 inches. These characteristics are important in motion control applications. Flexible couplings are also inexpensive, and they do not require maintenance.
gearbox

Beam

A beam coupling is a type of mechanical coupling, usually one solid piece, that connects two mechanical parts. Its performance is largely determined by the material used. Typical materials include stainless steel, aluminum, Delrin, and titanium. The beam coupling is rated for different speeds and torques. The coupling should be selected according to the application. In addition to the material, the application should also consider the speed and torque of the system.
There are two main types of beam couplings. The first is the helical beam coupling, which has a continuous multi spiral cut. This type of coupling offers a high degree of flexibility and compensates for a high degree of misalignment. The second type of beam coupling is the helical shaft coupling, which has a low torsional stiffness, which makes it ideal for small torque applications.
Another type of beam coupling is the multiple beam design, which combines two beams. It allows for more tolerance in manufacturing and installation and protects expensive components from excessive bearing loads. It also helps keep beams shorter than a single beam coupling. This type of coupling also enables a higher torque capacity and torsional stiffness.
Beam couplings can be manufactured with different materials, including stainless steel and aluminum. The “A” series is available in aluminum and stainless steel and is ideal for general-purpose and light-duty applications. It is also economical and durable. This type of coupling can also be used with low torque pumps or encoder/resolver systems.

Pin & bush

The Pin & bush coupling is a versatile, general-purpose coupling with high tensile bolts and rubber bushes. It can tolerate a wide range of operating temperatures and is suitable for use in oil and water-resistance applications. Its unique design enables it to be used in either direction. In addition, it requires no lubrication.
The pin bush coupling is a fail-safe coupling with a long service life and is used for high-torque applications. It provides torsional flexibility and dampens shocks, making it a flexible coupling that protects equipment and reduces maintenance costs. Its hubs are forged from graded cast iron for strength and durability. Besides, the coupling’s elastomer elements reduce vibration and impact loads. It also accommodates a misalignment of up to 0.5 degrees.
Pin & bush couplings are a popular choice for a variety of different applications. This coupling features a protective flange design that protects the coupling flange from wear and tear. The coupling nut is secured to one flange, while a rubber or leather bush sits between the other flange. Its unique design makes it ideal for use in applications where misalignment is a small factor. The rubber bushing also helps absorb vibration and shock.
gearbox

Mesh tooth

Mesh tooth couplings are used to transfer torque between two shafts and reduce backlash. However, mesh tooth couplings have some limitations. One disadvantage is the break-away friction factor in the axial direction. This problem is caused by the high contact force between the tooth and gear mesh. This can cause unpredictable forces on the shafts.
In this paper, we present a FEM model for mesh tooth coupling. We first validate the mesh density. To do so, we compute the bolt stress as a uniaxial tensile during the tightening process. We used different mesh sizes and mesh density to validate our results.
The mesh stiffness of gear pairs is influenced by lead crown relief and misalignment. For example, if one tooth is positioned too far in the axis, the mesh stiffness will be decreased. A misaligned gear pair will lose torque capacity. A mesh tooth coupling can be lubricated with oil.
An ideal mesh tooth coupling has no gaps between the teeth, which reduces the risk of uneven wear. The coupling’s quality exposed fasteners include SAE Grade 5 bolts. It also offers corrosion resistance. The couplings are compatible with industrial environments. They also eliminate the need for selective assembly in sleeve couplings.
China Rebar Connecting Building Materials Mechanical Rebar Splicing Coupling     bibliographic couplingChina Rebar Connecting Building Materials Mechanical Rebar Splicing Coupling     bibliographic coupling
editor by CX 2023-03-27

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universal coupling

Universal coupling also called as CZPT joint shaft or U-joint is a joint that is used to join two rods which are inclined to each other at their axes. This coupling is mostly used in shafts that used to transmit rotary motion or CZPT .

A CZPT joint is a mechanical device that allows one or more rotating shafts to be linked together, allowing the transmission of torque and/or rotary motion. It also allows for transmission of CZPT between two points that are not in line with each other. … MSI has 60+ years of experience in CZPT joints.