Product Description

Product Description

Standard rebar couplers made by raw material 45# carbon steel with competitive price and divided into standard couplers, positional rebar couplers, and transition rebar couplers.

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

1. Standard rebar couplers Introduction

Standard rebar coupler belongs to Rolling technology, it is a parallel-thread mechanical splicing system used for the 16mm to 40mm reinforcing bars mechanical connections. This system is first peeling the rebar rib and then doing thread by cold rolling, this technology can meet with China standard of JGJ107-2571, USA standard of ACI318, UK standard of BS8110, VN standard of TCVN8163, and other international standards. The couplers can be divided into standard couplers with all right-hand thread, and also positional rebar coupler with 1 side left-hand thread another size right-hand thread, also it has transition couplers which 2 sides have different diameters. Also, this coupler has a competitive price over super couplers and is suitable for little lower rebar grades such as HRB400 or HRB500 rebar, it has full sizes from 16mm to 40mm.

2.45# steel carbon steel rebar couplers Features and advantages

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

b.One time loading can finish the rib peeling and thread rolling together.

c.Single step process, only 1 machine, 1 operator.

d.Assemble by visual inspection

e.Standard ISO parallel Metric Thread designs.

f.Used for many kinds of connections for a position or transition couplers

CPDL Rebar Coupler China Steel Rebar Coupler Manufacturers OEM/ODM On-demand Customized Rebar Splicing Coupler Wholesale Thread Rebar Couplers Standard Type

Company Profile

Packaging & Shipping

 

FAQ

1. Q: Are you a trading company or manufacturer?

    A: We are an original equipment manufacturer.

2. Q: How long is your delivery time?

    A: It is according to the model and quantity.

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

        It will be 15-30 days if you want to customize the products

3. Q: What are your terms of payment?

    A: We accept T/T, Western Union, Money Gram, PayPal, Alibaba Escrow, etc.

        Payment<=USD 5000, 100% in advance.

        Payment>=USD 5000, 30% T/T in advance, balance before shipment.

 4. Q: Do you provide samples? Is it free or extra?

A: Yes, we could offer the sample for free charge, but clients do not need to pay the cost of freight.

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What are the Maintenance Requirements for Sleeve Couplings to Ensure Optimal Performance?

Proper maintenance is essential to ensure the optimal performance and longevity of sleeve couplings. Regular inspections and maintenance practices help identify early signs of wear, misalignment, or other issues that may affect the coupling’s performance. Here are some maintenance requirements for sleeve couplings:

1. Regular Visual Inspections:

Perform visual inspections of the sleeve coupling regularly. Look for signs of wear, corrosion, or damage on the coupling surface. Check for any visible misalignment between the shafts connected by the coupling.

2. Lubrication:

Some sleeve couplings may require lubrication to reduce friction and wear. Check the manufacturer’s recommendations for the appropriate lubricant and lubrication interval.

3. Check for Misalignment:

Monitor the shaft alignment periodically to ensure that the coupling is not subjected to excessive misalignment. Misalignment can lead to premature wear and failure of the coupling and connected equipment.

4. Inspect Fasteners:

Check any fasteners, such as set screws or clamps, that secure the sleeve coupling to the shafts. Ensure they are tight and secure to prevent any slipping or movement.

5. Evaluate Operating Conditions:

Assess the operating conditions of the motion control system regularly. Consider factors such as temperature, humidity, vibration, and exposure to corrosive substances. Make necessary adjustments or upgrades to protect the sleeve coupling from adverse conditions.

6. Balance the Coupling:

If the coupling operates at high speeds, balancing may be necessary to prevent excessive vibration and ensure smooth performance. Consider dynamic balancing for high-speed applications.

7. Replace Worn or Damaged Couplings:

If visual inspections reveal signs of significant wear, damage, or deformation, it is essential to replace the sleeve coupling promptly. Continuing to use a damaged coupling can lead to further issues and compromise system performance.

8. Follow Manufacturer’s Guidelines:

Always follow the manufacturer’s maintenance guidelines and recommendations specific to the sleeve coupling model. Adhering to these guidelines will ensure that the coupling performs as intended and maintains its service life.

9. Record Keeping:

Keep records of maintenance activities and inspections for each sleeve coupling in the system. This recordkeeping will help track the coupling’s performance over time and identify any recurring issues.

By following these maintenance requirements, motion control systems can maintain the optimal performance of sleeve couplings, minimize downtime, and extend the life of both the coupling and connected equipment.

Can Sleeve Couplings be Customized or Adapted to Specific Industrial Needs?

Yes, sleeve couplings can be customized or adapted to meet specific industrial needs. Manufacturers often offer a range of customization options to tailor sleeve couplings to the unique requirements of different applications. The ability to customize sleeve couplings makes them versatile and widely used in various industries. Here are some common ways in which sleeve couplings can be customized:

• Shaft Size: Sleeve couplings can be manufactured to fit specific shaft diameters. This customization ensures a precise fit, minimizing the need for additional modifications during installation.
• Material Selection: Depending on the application’s environmental conditions and torque requirements, sleeve couplings can be made from different materials, such as steel, stainless steel, aluminum, or even non-metallic materials like composites or plastics.
• Keyway Options: Some applications may require keyways to provide additional torque transmission and anti-rotation capabilities. Customized sleeve couplings can be manufactured with keyways that match the shaft’s keyway dimensions.
• Length and Diameter: The coupling length and overall diameter can be adjusted to suit the available space and installation requirements of the specific application.
• Electrically Insulated: As mentioned earlier, for applications requiring electrical insulation between shafts, manufacturers can produce electrically insulated sleeve couplings using non-conductive materials like ceramic or composite.
• Special Environmental Coatings: In harsh environments or corrosive conditions, sleeve couplings can be coated with specialized materials to enhance corrosion resistance and extend the coupling’s service life.
• Anti-Backlash Features: For precision applications, custom sleeve couplings can be designed with anti-backlash features to reduce play and enhance accuracy.
• High-Temperature Performance: Some applications involve high temperatures. In such cases, manufacturers can use materials that can withstand elevated temperatures without compromising the coupling’s performance.

When considering customization, it’s essential to collaborate closely with coupling manufacturers or engineering experts who have experience in designing and fabricating custom sleeve couplings. They can offer valuable insights and guidance to ensure the coupling meets the specific industrial needs and performs optimally in the intended application.

By offering a wide range of customization options, sleeve couplings can be adapted to various industries, including robotics, automation, machinery, pumps, conveyors, and more.

How do Sleeve Couplings Handle Misalignment and Shaft Movement during Operation?

Sleeve couplings are designed to accommodate minor misalignments and shaft movement, making them flexible and versatile in various applications. Here’s how sleeve couplings handle misalignment and shaft movement during operation:

Misalignment Compensation:

When two shafts are connected by a sleeve coupling, perfect alignment is challenging to achieve, especially in dynamic systems subject to vibrations or thermal expansion. Sleeve couplings are forgiving in this aspect and can tolerate slight angular and axial misalignments between the shafts.

The sleeve coupling’s cylindrical shape allows it to bend slightly when subjected to misaligned forces. As a result, the coupling can flex and adjust to accommodate the angular and axial misalignments without causing excessive stress on the connected machinery.

Shaft Movement:

During operation, shafts in a motion control system may experience movement due to factors such as thermal expansion, vibrations, or changing loads. Sleeve couplings are inherently flexible, which enables them to cope with the movement of the connected shafts.

If one or both shafts move laterally or axially, the sleeve coupling can flex and elongate slightly to follow the movement without causing damage or disconnection. This flexibility ensures that the torque transmission remains smooth and uninterrupted, even when the shafts undergo changes in position or length.

It is essential to note that sleeve couplings have limitations in their misalignment compensation capabilities. They are best suited for applications with relatively small misalignments and moderate torque requirements. If the misalignment is excessive or the system demands precise shaft alignment, alternative coupling types with specific misalignment compensation features may be more appropriate.

Advantages of Misalignment Compensation:

The ability of sleeve couplings to handle misalignment and shaft movement offers several advantages:

• Reduced Stress on Equipment: By accommodating misalignment, sleeve couplings reduce the stress transferred to connected machinery and prevent premature wear or damage to the components.
• Vibration Damping: The flexible nature of sleeve couplings helps dampen vibrations caused by misalignment or external factors, leading to smoother operation and increased equipment lifespan.
• Less Maintenance: Properly installed sleeve couplings with misalignment compensation can result in reduced maintenance requirements, as they can tolerate minor shifts in the shafts without compromising performance.
• Cost-Effectiveness: Sleeve couplings offer a cost-effective solution for motion control systems that have acceptable levels of misalignment. Their simple design and materials make them economical for a wide range of applications.

In summary, sleeve couplings provide a reliable and economical solution for power transmission in motion control systems. Their ability to handle misalignment and shaft movement makes them suitable for various industrial applications where precise shaft alignment is not critical. However, it is essential to consider the specific requirements of the application and evaluate the level of misalignment before selecting sleeve couplings for optimal performance and longevity.

editor by CX 2024-04-17