China manufacturer Power Transmission Line Construction Cable Hanging Stringing Block Single Sheave pulley band

Product Description

Power Transmission Line Construction Cable Hanging Stringing Block Single Sheave Large Diameter Rope Pulley Block
 

Universal Crossarm Mounted Hook Style Pulley Block, Pulley Block with Hook and Snatch Pulley Block, its sheave can ve made of nylon and aluminum, which outside dimeter size Max is 120x58mm, rated load is 20kN.
 

 

Product specification

Item 
Number
Scope of 
Application
Rated 
Load ( kN )
Weight
(kg)
Remark Outside diameter 
of sheave (mm)
10261 SHC-80×50 Φ80×50 5 1.9 Aluminum sheave
10262 SHC-120×30 Φ120×30 5 2.1
10263 SHC-160×40 Φ160×40 10 2.5
10264 SHC-120×58 Φ120×58 20 3.5
15711 SHCN-80×50 Φ80×50 5 1.4 Nylon sheave
15712 SHCN-120×30 Φ120×30 5 1.6
15713 SHCN-160×40 Φ160×40 10 2
15714 SHCN-120×58 Φ120×58 20 2.5

To support the Transmission work, CHINAMFG Power has Tubular Gin Pole, Hydraulic cable puller, wire rope pulley block,  hoisting tackle, Wire rope gripper, Cable reel spool and stand- all are OEM and professionally produced per ISO 9001:2008, which are being sold to over more than 50 countries in the world. Some items like emergency restoration tower and crossing structure, we can customized, and the safety tools and accessories, are not demanded the MOQ. You can freely help you out either Tech issue or Products requirements. Pls contact us. Thanks.

1. Training and services.
CHINAMFG is a company specializing in the development, design and manufacture of electrical construction equipment and tools. We not only manufacture and sell international standard products, OEM and custom products, but also provide quality tracking and service monitoring.

2. How about the quality of your products?
Our products are manufactured in strict accordance with national and international standards, and each product is tested before delivery. If you would like to view our quality certification and various test reports, please consult us.

3. Why do you choose us?
Because we can provide you with excellent service, quality and reasonable price. In addition, we can also provide smooth delivery of goods, excellent customer solutions.

4. Customer inquiry.
If there is an emergency, customers can also use online contact methods (online Chat, Skype, WhatsApp, ) for faster and better communication. Any enquiry will be answered within 12 working hours.

5. How to obtain samples?
We can provide free samples to the buyer for testing, but the buyer needs to pay the freight. Existing samples take 2-3 days. If there is no stock, we will advise the delivery date.

6. How about packing and shipping?
All goods will be packed in plywood boxes for safe, long haul transport. Support EXW, FOB, CIF, CFR terms.
Required documents such as packing list, commercial invoice, bill of lading, air waybill, CO, Form E, Form F etc will be provided.

Note: If you do not find the product you need, please feel free to contact us. We will provide the best quotation as soon as we verify your requirements.

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After-sales Service: 1 Year
Warranty: 1 Year
Type: Pulley Block

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

pulley

How are sheaves used in maritime and lifting applications?

In maritime and lifting applications, sheaves play crucial roles in facilitating various operations. Here’s a detailed explanation of how sheaves are used in these contexts:

  • Maritime Applications: Sheaves are widely utilized in maritime settings for tasks involving lifting, rigging, and maneuvering. Some specific applications include:
    • Crane Systems: Sheaves are integral components of crane systems used on ships, docks, and offshore platforms. They are used to redirect cables or ropes, enabling the lifting and lowering of heavy loads. Sheaves in crane systems are often designed to withstand harsh marine environments, including exposure to saltwater and extreme weather conditions.
    • Winches and Hoists: Sheaves are used in winches and hoists found on boats and ships. They guide and redirect cables or ropes, allowing for controlled lifting, lowering, or pulling operations. Sheaves in winches and hoists need to be properly sized and designed to handle the loads and operating conditions specific to maritime applications.
    • Sailing Systems: Sheaves are employed in various sailing systems, such as those used for sailboat rigging. They help redirect cables or ropes, facilitating the adjustment of sails and controlling the movement of the vessel. Sheaves used in sailing systems often have swivel features to accommodate changing angles and directions.
  • Lifting Applications: Sheaves are extensively used in lifting applications across different industries, including construction, manufacturing, and transportation. Here are some examples:
    • Crane and Hoist Systems: Sheaves are critical components of crane and hoist systems employed in construction sites, warehouses, and factories. They guide the cables or ropes, enabling the lifting and movement of heavy loads. The design and selection of sheaves for lifting applications depend on factors such as load capacity, operating environment, and safety requirements.
    • Elevator Systems: Sheaves are integral to the operation of elevator systems. They help guide and redirect the cables that lift and lower the elevator car. Sheaves used in elevator systems are designed to ensure smooth and reliable movement, with a focus on factors such as load capacity, durability, and safety.
    • Pulley Systems: Sheaves are commonly used in pulley systems for lifting and pulling operations. They provide mechanical advantage and facilitate the redirection of force, enabling the lifting of heavy objects. Pulley systems utilizing sheaves can be found in applications like construction cranes, block and tackle setups, and manual lifting devices.

Sheaves are integral components in maritime and lifting applications, enabling the safe and efficient movement of heavy loads. Whether in maritime settings or various lifting operations, sheaves play a crucial role in redirecting cables or ropes and ensuring the smooth functioning of the systems they are incorporated into.

pulley

Can sheaves be customized for specific industrial needs?

Yes, sheaves can be customized to meet specific industrial needs. Sheaves, also known as pulleys, are versatile mechanical components used in a wide range of industries and applications. They are designed to transmit power, change the direction of force, and facilitate the movement of loads.

Customization of sheaves allows for tailoring their design, materials, dimensions, and features to suit specific industrial requirements. Here are some ways in which sheaves can be customized:

  • Material selection: Sheaves can be made from various materials, including metals such as steel or aluminum, as well as plastics or composites. The choice of material depends on factors such as load capacity, environmental conditions, and compatibility with other system components.
  • Dimensions and geometry: Sheaves can be customized in terms of their diameter, width, groove profile, and overall geometry. These dimensions are selected based on factors such as the size and type of the belt or rope being used, the desired speed ratio, and the space constraints of the system.
  • Bearing type and arrangement: Sheaves require bearings to enable smooth rotation. The type and arrangement of bearings can be customized based on factors such as load capacity, rotational speed, and environmental conditions. Different bearing configurations, such as deep groove ball bearings or tapered roller bearings, can be chosen to optimize performance.
  • Surface treatments and coatings: Depending on the application requirements, sheaves can undergo surface treatments or coatings to enhance their durability, reduce friction, or improve corrosion resistance. Examples include heat treatment, plating, or the application of specialized coatings.
  • Addition of features: Sheaves can be customized by incorporating additional features to meet specific needs. This may include the addition of flanges, hubs, keyways, or other components that facilitate mounting, alignment, or belt retention.

By offering customization options, manufacturers can provide sheaves that are optimized for specific industrial needs. Customized sheaves help to improve efficiency, reliability, and overall performance in various applications, such as manufacturing, material handling, agriculture, and more.

pulley

Are there variations in sheave sizes and configurations?

Yes, there are variations in sheave sizes and configurations to accommodate different applications and requirements. Sheaves can vary in size, design, and arrangement based on factors such as the load capacity, the diameter and type of cable or rope being used, the desired speed and efficiency, and space limitations. Here are some common variations in sheave sizes and configurations:

  • Single Sheave: A single sheave consists of a single grooved wheel or pulley. It is the simplest form of a sheave and is used when a basic change in direction or redirection of a cable or rope is required.
  • Multiple Sheaves: Multiple sheaves, also known as compound sheaves or block and tackle systems, involve the use of multiple grooved wheels or pulleys arranged in tandem. This configuration provides mechanical advantage by distributing the load across multiple sheaves. It allows for a greater reduction in the force required to lift or move heavy loads and is commonly used in lifting and hoisting applications.
  • Fixed and Adjustable Sheaves: Sheaves can be either fixed or adjustable. Fixed sheaves have a stationary position and are used in applications where the cable or rope only needs to change direction. Adjustable sheaves, on the other hand, can be moved or repositioned to adjust the tension or alignment of the cable or rope.
  • V-Belt Sheaves: V-belt sheaves are specially designed for use with V-belts, which are commonly used in power transmission applications. These sheaves have a V-shaped groove that matches the profile of the V-belt, providing a secure grip and efficient power transmission.
  • Timing Belt Sheaves: Timing belt sheaves are used with timing belts, which have teeth on the inner surface. These sheaves have corresponding teeth or grooves that engage with the timing belt, ensuring precise and synchronous power transmission.
  • Variable Speed Sheaves: Variable speed sheaves, also known as variable pitch sheaves, allow for adjustable speed control by changing the effective diameter of the sheave. This is achieved by adjusting the position of the movable halves of the sheave to alter the groove diameter.

These are just a few examples of the variations in sheave sizes and configurations. The specific choice depends on the application requirements and the desired functionality of the system.

China manufacturer Power Transmission Line Construction Cable Hanging Stringing Block Single Sheave   pulley band	China manufacturer Power Transmission Line Construction Cable Hanging Stringing Block Single Sheave   pulley band
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