China Standard Customized in Drawing or Samples Lifting Equipment Aswe Steel Rope Sheave for Fishing Boat Operation crankshaft pulley

Product Description

 

Customized in Drawing or Samples Lifting Equipment Aswe Steel Rope Sheave for Fishing boat operation

Product Description

Sheave features

1) Material: Q235B, Q345B, 35#, 45#, 60#, SSW-QR1, S45C

2) Groove surface quench: HRC45-55

3) Groove surface quench depth: 2mm-2.5mm

4) groove MT after heat treatment and welding line UT and MT

4) Max processing diameter: 2, 000mm

5) Short production cycle

It is used for crane equipment, port equipment, oil drilling rig and so on.

Note: For special order, please provide drawing sample and technical details.

Code Wire rope diameter(mm) Main dimension(mm) D
Groove diameter Outside diameter R Groove Width Shaft diameter Bearing hole width
BX1321 10-14 450 495 7 37 55 70
BX2321 >14-19 560 620 10 50 80 86
BX3321 >19-23.5 710 781 12 60 95 106
BX4321 >23.5-30 900 990 15 73 130 122
BX5321 >23.5-30 1120 1232 19 92 160 142
BX6321 >30-37 1250 1376 22 104 160 142
BX7321 >43-50 1600 1752 26 123 190 182
BX8321 >50-58 1800 1972 29 135 190 182

Detailed Photos

 

 

Our Advantages

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Company Profile

Factory introduction

HangZhou CHINAMFG Metallurgy Equipment Manufacturing Co., Ltd. is a high-tech enterprise registered in HangZhou City of ZheJiang Province, which is mainly engaged in the design and manufacture of spare parts for metallurgy equipment, hoisting machinery, oil drilling rigs, and heavy decelerator boxes.

Our company boasts a professional team who is full of vitality, with high efficiency, and industry minded. Our R&D technicians are highly skilled with rich experience, and possess strong design and development capabilities. There are 2 experts in our company who enjoy the state special allowance. We have carried out broad cooperation with renowned factories and design institutes both at home and abroad.

With advanced design, outstanding manufacturing crafts and vigorous management, the whole manufacturing process of our company is conducted by strictly implementing strict quality management system. Our products are widely used by a great number of steel plants in China and exported overseas, where they have received high praise from our customers.

By following the enterprise philosophy of innovation, quality and creating value for the clients, our company is constantly bringing in advanced technologies from home and abroad. We are committed to taking the enhancement of product quality, safety and reliability as our responsibility and striving for providing high quality products and perfect services to the clients.

HangZhou CHINAMFG Metallurgy Equipment Manufacturing Co., Ltd. Warmly welcomes you to be our distinguished clients and friends.

Customer Visiting

Certifications

Packaging & Shipping

Sever&FAQ

Our Service:

If you are interested in any of our products, please contact me freely! Warmly Welcomed your visit to our factory in China, OEM service will be ok.

 

FAQ:
Q: What information should I provide if I want to order the products?
1) Product information: Quantity, specification
2) Delivery time required.
3) Shipping information: Company name, address, phone number, destination seaport/air port.
4) Forwarder’s contact details if there is any in China.
 
Q: How about your payment terms?
A: 30% -50%deposit, with the balance before delivery, we accept T/T and L/C at sight.
 
Q: Can I use our own logo?
A: Yes, we can produce by using your own logo if you need.
 
Q: How about sample & MOQ policy?
A: Welcome sample order. MOQ can be 1 set.
 
Q: What is your lead time for your goods?
A: Normally 30 days after confirmed order,  

 

Sheave: Goods Crane
Pulley: Lifting Equipment
Usage: Lifting Equipment Parts
Process: Forged
Others: Customized in Drawing or Samples
Transport Package: Plywood Case
Customization:
Available

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Customized Request

rope pulley

How are rope pulleys used in recreational activities such as rock climbing and zip-lining?

Rope pulleys play a crucial role in recreational activities like rock climbing and zip-lining. Here’s a detailed explanation of their usage in each activity:

Rock Climbing:

In rock climbing, rope pulleys are utilized in various ways:

1. Belays and Anchors: Rope pulleys are commonly used in belay systems, which involve securing the climbing rope to an anchor point. Pulleys help redirect the rope, reducing friction and allowing the belayer to control the rope more smoothly as the climber ascends or descends. They enable the belayer to manage the rope’s length and tension effectively.

2. Hauling Systems: Rope pulleys are utilized in hauling systems during rock climbing. These systems assist climbers in raising or lowering equipment, supplies, or injured climbers. Pulleys allow for mechanical advantage, reducing the effort required by the climbers during hauling operations.

3. Ascending Techniques: Rope pulleys are employed in ascending techniques such as the “jumar” or “ascender” systems. These systems enable climbers to ascend the rope efficiently. Pulleys facilitate smooth movement and eliminate the need to manually adjust the rope, making the ascent easier and less physically demanding.

4. Rescue Operations: In rescue scenarios, rope pulleys serve a critical role. They are employed in systems such as “z-pulleys” or “piggyback hauling” to create mechanical advantage, allowing rescuers to lift or lower victims safely and efficiently.

Zip-lining:

In zip-lining, rope pulleys are essential components of the system that enables participants to glide along a suspended cable or rope:

1. Trolley Systems: Rope pulleys, often referred to as trolleys, are attached to the participants’ harnesses or seats. These pulleys feature wheels or sheaves that roll along the zip-line cable, allowing smooth and controlled movement. The trolleys may incorporate additional features such as brakes or speed control mechanisms for a safe and enjoyable zip-lining experience.

2. Redirection and Turning: Rope pulleys are strategically placed at corners or turning points in the zip-line course. They redirect the cable, ensuring participants smoothly navigate curves or changes in direction without excessive friction or jolts. These pulleys contribute to the overall safety and stability of the zip-line ride.

3. Braking Systems: Certain zip-line systems utilize rope pulleys as part of the braking mechanism. The pulleys may be integrated with friction devices or braking systems to control the speed and bring participants to a safe stop at the end of the ride.

It’s important to note that in both rock climbing and zip-lining, the selection of appropriate rope pulleys is crucial for ensuring safety, reliability, and optimal performance. Industry standards and guidelines provide specifications for pulley materials, load capacities, and strength ratings to ensure their suitability for these recreational activities.

By incorporating rope pulleys into rock climbing and zip-lining systems, participants can experience smoother rope management, efficient ascending or descending techniques, controlled movement, enhanced safety, and an overall enjoyable experience.

rope pulley

Are there safety considerations when working with rope pulley systems?

Yes, there are several safety considerations that should be taken into account when working with rope pulley systems. Here’s a detailed explanation:

1. Proper Training: Individuals involved in working with rope pulley systems should receive proper training on their operation, maintenance, and safety procedures. This includes understanding the correct use of equipment, knowledge of potential hazards, and the ability to identify and respond to emergency situations.

2. Load Capacity: It is crucial to ensure that the rope pulley system is not overloaded beyond its specified load capacity. Overloading can cause excessive stress on the pulleys, ropes, and other components, leading to potential failures and accidents. Always adhere to the manufacturer’s recommendations and guidelines regarding load limits.

3. Inspection and Maintenance: Regular inspections and maintenance of rope pulley systems are necessary to identify any signs of wear, damage, or malfunction. Inspecting sheaves, ropes, attachment points, and other components can help detect issues before they escalate into safety hazards. Promptly address any identified problems through proper maintenance and repair procedures.

4. Proper Rope Selection: Selecting the appropriate rope type and size for the specific application is crucial for safety. The rope should have sufficient strength and durability to handle the anticipated load and environmental conditions. Consider factors such as abrasion resistance, breaking strength, and compatibility with the pulley system when choosing the rope.

5. Protective Equipment: Personal protective equipment (PPE) should be used when working with rope pulley systems, especially in high-risk environments. This may include items such as safety helmets, gloves, eye protection, and fall protection equipment, depending on the nature of the task and associated hazards.

6. Secure Anchoring: Ensure that the anchor points used for supporting the rope pulley system are secure and able to withstand the anticipated loads. Unstable or insufficiently anchored pulley systems can lead to accidents and injuries. Consider factors such as the strength of the structure or anchoring point, and use appropriate hardware and rigging techniques.

7. Clear Communication: Clear communication among workers involved in rope pulley operations is essential for safety. Establishing effective communication protocols, including signals and commands, helps prevent misunderstandings and ensures coordinated actions during tasks.

8. Fall Prevention: When working at heights or in elevated positions using rope pulley systems, fall prevention measures must be employed. This may include the use of proper harnesses, lanyards, and fall arrest systems to protect workers from potential falls.

9. Emergency Preparedness: Have appropriate emergency response plans in place in case of accidents or equipment failures. This includes procedures for rescue, first aid, and evacuation. Regularly practice emergency drills to ensure that all personnel are familiar with the protocols.

10. Compliance with Regulations: Follow relevant safety regulations, codes, and standards specific to your industry and jurisdiction. These regulations may include requirements related to equipment inspection, maintenance, training, and safe work practices.

It is crucial to prioritize safety when working with rope pulley systems. By implementing proper training, conducting regular inspections, adhering to load capacity limits, using appropriate PPE, securing anchor points, promoting clear communication, and following safety regulations, the risk of accidents and injuries can be significantly reduced.

rope pulley

What materials are typically used in the construction of rope pulleys?

Rope pulleys are constructed using a variety of materials, each chosen for its specific properties and suitability for the intended application. Here are some materials commonly used in the construction of rope pulleys:

  • Metal: Metal pulleys, such as those made of steel or aluminum, are widely used due to their strength, durability, and resistance to wear. Steel pulleys are particularly favored for heavy-duty applications where high load capacities and robust construction are required. Aluminum pulleys offer a lighter alternative while still maintaining good strength.
  • Plastic: Plastic pulleys, often made from materials like nylon or high-density polyethylene (HDPE), are popular for their lightweight nature, corrosion resistance, and low friction properties. They are commonly used in applications where weight reduction and resistance to chemicals or harsh environmental conditions are essential.
  • Ceramic: Ceramic pulleys are known for their high hardness, excellent wear resistance, and low friction characteristics. They are suitable for applications where extreme operating conditions, such as high temperatures or corrosive environments, are present.
  • Composite Materials: Pulleys made from composite materials, such as carbon fiber reinforced polymers (CFRP), offer a combination of strength, low weight, and corrosion resistance. These materials are often used in high-performance applications where both strength and weight reduction are critical factors.
  • Brass or Bronze: Brass or bronze pulleys are sometimes used in specific applications that require good corrosion resistance, such as marine or outdoor environments. These materials also offer favorable self-lubricating properties, reducing friction and wear.
  • Wood: In certain traditional or specialized applications, wooden pulleys may still be used. Wood can provide sufficient strength and low friction properties for lighter load requirements. However, wood pulleys are less common in modern industrial settings.

The choice of material depends on factors such as load capacity, environmental conditions, desired weight, friction requirements, and cost considerations. Manufacturers select the most appropriate material to ensure optimal performance, longevity, and safety in the specific application of the rope pulley.

China Standard Customized in Drawing or Samples Lifting Equipment Aswe Steel Rope Sheave for Fishing Boat Operation   crankshaft pulley	China Standard Customized in Drawing or Samples Lifting Equipment Aswe Steel Rope Sheave for Fishing Boat Operation   crankshaft pulley
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