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 Materials are Commonly Used in Manufacturing Sleeve Couplings?

Sleeve couplings are manufactured using a variety of materials to suit different application requirements. The choice of material depends on factors such as the specific application, operating conditions, torque requirements, and environmental considerations. Here are some common materials used in manufacturing sleeve couplings:

1. Steel:

Steel is one of the most common materials used in manufacturing sleeve couplings. It offers excellent strength, durability, and resistance to wear and corrosion. Steel sleeve couplings are suitable for a wide range of applications, including industrial machinery, power transmission systems, and automotive applications.

2. Stainless Steel:

Stainless steel sleeve couplings provide enhanced corrosion resistance compared to standard steel couplings. They are ideal for applications where exposure to moisture, chemicals, or corrosive environments is a concern. Stainless steel couplings are commonly used in food processing, pharmaceutical, and marine applications.

3. Aluminum:

Aluminum sleeve couplings are lightweight and offer good corrosion resistance. They are commonly used in applications where reduced inertia is desirable, such as robotics, aerospace, and automation. However, aluminum couplings have lower torque capacities compared to steel or stainless steel couplings.

4. Brass or Bronze:

Brass or bronze sleeve couplings are known for their excellent corrosion resistance, making them suitable for marine and saltwater applications. They are also used in certain industries where electrical conductivity is required, such as electrical equipment and machinery.

5. Thermoplastics:

Thermoplastic materials, such as nylon or polyurethane, are used in some sleeve couplings. These materials offer good chemical resistance and are often used in light-duty or precision applications, such as medical devices and laboratory equipment.

6. Composite Materials:

Composite materials, which combine different materials for specific performance characteristics, are also used in some sleeve couplings. These materials can provide a balance of properties, such as lightweight, strength, and corrosion resistance, making them suitable for various applications.

The choice of material for a sleeve coupling depends on the specific requirements of the application. Factors such as torque capacity, environmental conditions, temperature range, and the need for corrosion resistance play a vital role in selecting the appropriate material. Manufacturers often provide detailed specifications and material options for their sleeve coupling products, allowing engineers and designers to make informed decisions based on the application’s demands.

What are some Real-world Examples of Successful Sleeve Coupling Installations and their Benefits?

There are numerous real-world examples of successful sleeve coupling installations in various industries, each demonstrating the benefits of using these couplings in different applications. Here are some examples:

• Pump Systems: Sleeve couplings are commonly used in pump systems to connect the motor shaft to the pump impeller. The simplicity and ease of installation of sleeve couplings make them a popular choice in this application. Benefits include reliable power transmission, easy maintenance, and cost-effectiveness.
• Conveyor Systems: In conveyor systems, sleeve couplings are used to connect the conveyor motor to the driving pulley shaft. The ability to accommodate misalignment and the low maintenance requirements of sleeve couplings contribute to the smooth operation and long service life of these systems.
• Automation Machinery: Sleeve couplings play a crucial role in various automation machinery, such as robotics and CNC machines. Their compact design and torsional flexibility ensure precise motion control and efficient power transmission.
• Industrial Mixers and Agitators: Sleeve couplings are used in mixers and agitators to connect the motor shaft to the mixing impeller or agitator. The ability to handle misalignment and dampen vibrations helps improve the equipment’s performance and reliability.
• Machine Tools: In machine tools, such as lathes and milling machines, sleeve couplings are utilized for connecting the motor to the tool’s spindle. The backlash-free characteristics of some sleeve couplings contribute to the precision and accuracy of machining operations.
• Automotive Industry: In the automotive industry, sleeve couplings are used in various components, such as windshield wipers, power windows, and power seats. Their compact size and ease of installation make them suitable for these automotive applications.
• Printing Equipment: Sleeve couplings are commonly used in printing presses to connect the motor to various rollers and cylinders. The simple design and reliable performance of sleeve couplings contribute to the efficiency of printing processes.

The benefits of sleeve couplings in these real-world examples include:

• Easy Installation: Sleeve couplings are easy to install, reducing downtime during equipment assembly or maintenance.
• Misalignment Compensation: Sleeve couplings can accommodate minor misalignments, reducing the risk of shaft damage and increasing the equipment’s lifespan.
• Vibration Damping: Sleeve couplings dampen vibrations and shocks, minimizing stress on connected components and extending their service life.
• Cost-effectiveness: Sleeve couplings offer a cost-effective solution for many power transmission applications, making them a popular choice in various industries.
• Low Maintenance: Sleeve couplings require minimal maintenance, leading to reduced operating costs and increased productivity.
• Torsional Flexibility: The torsional flexibility of sleeve couplings allows for smooth power transmission, reducing the risk of equipment damage due to sudden torque spikes.

These real-world examples demonstrate how sleeve couplings contribute to the efficiency, reliability, and performance of diverse mechanical systems in numerous industrial settings.

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 2024-04-03