China factory New High Precision Timing Industrial Lifting Equipment Hooks Sheave with Great quality

Product Description

 

Product Description

Product Description

Item Sheaves/Pulleys
Design Can be at the customer’ request, tailor-made, at customer’s design
Application Cranes, lifting hooks, lifting grabs, lifting beams
Material SAE4140, SAE4150, SAE4160, 42CrMo, 42CrMo4,SAE1045,45#, stainless steel 410,stainless steel 304
Standard UIC 811-1, EN13261, GOST 31334, IRIS 16/95, KSR 9220, BS 5892, JIS E4502, TB/T 2945
Size From diameter 250mm to 1250mm.
Minimum order 1 pc

Manufacturing Process

1.Free forged or module forged
2.Rough machining process, to remove the surface forged oxidized black leather.
3.100% Ultrasonic Test ASTMA388
4.Heat Treatment according to request, Normalized, Quenched, Tempered….
5.Hardness test
6.Finishing Process to the dimensional state required by the drawing.
7.100% Magnetic Test ASTM E709 and 100% dimensional test
8.Painting or oil protecting TECTYL 506 or similar
9.Packing with boxes

Data Needed for Quotation

– Your own drawing
– Your requirement on material and necessary dimensional data
– Ask for recommend
 

Company Profile

  ZheJiang CHINAMFG Machinery Co., Ltd., established in the year of 2012, is a professional supplier of material handling equipment, OEM machinery parts, various forging parts and casting parts.

  Ebon’s products scope: cranes, hoists, magnets, grabs, hooks, wheels, drums, axles, lifting beams,bearing box, bearings, couplings,flanges etc. They are applied in wide range of field: Machinery, Mining, Hydro power Transportation, Construction…..

  CHINAMFG has 5 reliable manufacturing factories to make sure stable supply and fast delivery for your business.  

  Our products are also exported to USA, Britain, Japan, South Korea, Russia, Indonesia, Thailand, India, Vietnam, Canada, Argentina, Paraguay etc more than 50 countries.

  CHINAMFG team is loyal and committed to your success, and firmly believes that our products and services will increase the value and effectiveness of your business with following characters:
  -Professional sales team, market promotion team and logistics team with more then 10 years experience .
  -Loyal and Responsible Characters
  -Efficient Work, Fast Response
  -Responsible Quality Control Team
  -Video the manufacturing process, the testing, and packing before delivery  
1.Q: How about your delivery time?
   A: Generally, it will take 7-30 days after receiving your advance payment. The specific delivery time depends on the items, transportation ways and the quantity of your order.

2.Q: Can you produce according to the samples?
   A: Yes, we can produce by your samples or technical drawings.

3.Q: Do you test all your goods before delivery?
   A: Yes, we have 100% Ultrasonic test, Magnetic test or Liquid Penetration test before delivery

4.Q: How do you make our business long-term and good relationship?
   A: (1) We keep good quality and competitive price to ensure our customers benefit ;
        (2) We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

5.Q: I can’t see the goods or touch the goods, how can I deal with the risk involved? 
   A: Our quality management system conforms to the requirement of ISO 9001:2015 verified by DNV. We are absolutely worth your trust. We can accept trial order to enhance mutual trust.

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Processing Object: Metal
Molding Style: Forging
Molding Technics: Pressure Casting
Application: Machinery Parts
Material: Steel
Heat Treatment: Quenching
Customization:
Available

|

Customized Request

pulley

What impact does sheave design have on cable and rope performance?

The design of sheaves has a significant impact on the performance of cables and ropes. Here’s a detailed explanation of how sheave design influences cable and rope performance:

  • Reduced Wear: A well-designed sheave minimizes wear on cables and ropes. The groove depth and shape should be compatible with the cable or rope diameter, preventing excessive friction and abrasion. Smooth and rounded groove profiles are often preferred to reduce stress concentrations and extend the lifespan of the cable or rope.
  • Proper Alignment: Sheave design ensures proper alignment of cables and ropes. The groove width and shape should match the cable or rope diameter to maintain consistent contact and prevent slippage. Correct alignment minimizes stress concentrations, reduces wear, and optimizes power transmission efficiency.
  • Reduced Bending Stress: Sheave diameter influences the bending radius of the cable or rope as it wraps around the sheave. A larger sheave diameter results in a larger bending radius, reducing the bending stress on the cable or rope. By selecting an appropriate sheave diameter, the risk of premature fatigue or failure due to excessive bending can be minimized.
  • Optimized Load Distribution: The groove depth and profile affect how the load is distributed across the cable or rope. A well-designed sheave ensures even load distribution, reducing the risk of localized stress concentrations that can lead to premature failure. Proper load distribution helps maximize the strength and durability of the cable or rope.
  • Enhanced Grip and Traction: The groove depth and shape of the sheave play a role in providing grip and traction for the cable or rope. A deeper groove with an appropriate profile enhances the engagement between the sheave and the cable or rope, reducing the likelihood of slippage, especially under heavy loads or during sudden movements.
  • Efficient Power Transmission: Sheave design impacts the efficiency of power transmission through the cable or rope. By selecting the appropriate sheave diameter and groove characteristics, the frictional losses can be minimized, resulting in more efficient transfer of force or motion.

Overall, sheave design has a direct influence on cable and rope performance. A well-designed sheave reduces wear, ensures proper alignment, minimizes bending stress, optimizes load distribution, enhances grip and traction, and promotes efficient power transmission. It is crucial to consider these factors when selecting or designing sheaves to maximize the performance and lifespan of cables and ropes in various applications.

pulley

What maintenance practices should be followed to ensure the reliability of sheaves?

To ensure the reliability of sheaves, proper maintenance practices should be followed. Regular maintenance helps to identify and address potential issues before they escalate, extends the service life of sheaves, and ensures optimal performance. Here are some maintenance practices that should be followed:

  • Inspection: Regularly inspect sheaves for signs of wear, damage, or misalignment. Look for cracks, chips, or deformations in the sheave body, as well as wear patterns on the groove surfaces. Inspect the bearings for any signs of wear or excessive play.
  • Cleaning: Keep the sheaves clean by removing dirt, dust, and debris. Accumulated debris can interfere with proper belt or rope alignment, increase friction, and cause premature wear. Use appropriate cleaning methods and avoid using harsh chemicals that could damage the sheave or its components.
  • Lubrication: Follow the manufacturer’s recommendations for lubrication. Proper lubrication reduces friction, minimizes wear, and helps maintain the smooth operation of the sheave. Apply lubricant to the bearings, ensuring they are adequately greased for optimal performance.
  • Alignment: Check the alignment of the sheaves regularly. Misaligned sheaves can cause belt or rope slippage, uneven wear, and increased stress on the system. Adjust the alignment as necessary to ensure proper belt tracking and minimize unnecessary strain on the sheave and associated components.
  • Tension: Maintain proper tension in the belts or ropes. Improper tension can lead to slippage, reduced power transmission, and accelerated wear. Follow the manufacturer’s recommendations for the appropriate tension level and adjust as needed.
  • Replacement: Replace sheaves or components that show significant wear, damage, or signs of fatigue. Continuing to use worn or damaged sheaves can compromise performance, increase the risk of system failure, and potentially cause damage to other components.

By following these maintenance practices, the reliability and longevity of sheaves can be ensured. Regular inspections, cleaning, lubrication, alignment checks, tension maintenance, and timely replacement of worn components contribute to the optimal performance and smooth operation of sheave systems.

pulley

What materials are typically used in the construction of sheaves?

Sheaves are constructed using a variety of materials, depending on the specific application and environmental factors. Here are some of the materials commonly used in the construction of sheaves:

  • Steel: Steel is a popular material for sheaves due to its strength, durability, and resistance to wear. It can handle heavy loads and high-speed applications, making it suitable for demanding industrial settings.
  • Cast Iron: Cast iron is another commonly used material for sheaves. It offers good strength and wear resistance and is particularly suitable for applications where shock absorption and vibration dampening are required.
  • Aluminum: Aluminum sheaves are lightweight, corrosion-resistant, and have good thermal conductivity. They are often used in applications where weight reduction is important, such as in aerospace and automotive industries.
  • Plastic: Certain types of plastics, such as nylon or high-density polyethylene (HDPE), are utilized in sheave construction. Plastic sheaves are lightweight, resistant to corrosion, and have low friction properties. They are commonly used in applications where noise reduction and non-magnetic properties are desired.
  • Bronze: Bronze sheaves are known for their excellent wear resistance and self-lubricating properties. They are commonly used in marine and offshore applications due to their corrosion resistance in saltwater environments.
  • Composite Materials: Composite materials, such as carbon fiber reinforced polymers (CFRP), are becoming increasingly popular for sheave construction. These materials offer high strength-to-weight ratios, excellent corrosion resistance, and reduced noise and vibration levels.

The choice of material depends on factors such as load capacity, operating conditions, environmental considerations, and cost. It is important to select the appropriate material to ensure the sheave can withstand the specific demands of the application.

China factory New High Precision Timing Industrial Lifting Equipment Hooks Sheave   with Great quality China factory New High Precision Timing Industrial Lifting Equipment Hooks Sheave   with Great quality
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