Crane Slew Ring

Crane Slew Ring

1. Product Introduction: The crane's slewing ring is the core "rotating joint" of all types of lifting equipment. It bears the entire load of the crane's upper structure, including the boom, and enables smooth 360-degree rotation of the equipment.
2. Product Structure: We offer a full range of crane-specific structures: single-row four-point contact ball type, double-row different-diameter ball type, and triple-row roller type.
3. Size Range: Inner Diameter: 500mm-8000mm, Outer Diameter: 700mm-10000mm, Height: 100mm-500mm. Customization is available for oversized sizes.

4. Materials: Base material: 42CrMo, 50Mn special alloy steel
Rolling elements: GCr15SiMn high-purity bearing steel
Cage: Brass, steel, or engineering plastic
Seal material: Imported nitrile rubber or fluororubber
5. Applications:
Mobile cranes, tower cranes, port cranes, gantry cranes, special cranes, and construction cranes
Product Description

High-Performance Crane Slew Ring Solutions for Heavy-Duty Applications

Are you looking for reliable rotation solutions for your crane equipment? Our Crane Slew Ring systems deliver exceptional performance for all types of lifting machinery. As the critical "rotating joint" in your crane, this component bears the entire load of your upper structure while enabling smooth 360-degree rotation. At Luoyang Heng Guan Bearing Technology Co.,Ltd, we understand that your product must perform flawlessly under demanding conditions, which is why we've developed advanced bearing solutions trusted by customers across 50+ countries worldwide.

Why Choose Our Turntable Bearing Solutions?

Your crane's performance depends on quality components. Our slewing bearings combine over 30 years of engineering expertise with modern manufacturing techniques. We use premium 42CrMo and 50Mn special alloy steel for superior strength. The rolling elements feature GCr15SiMn high-purity bearing steel for maximum durability.

Every bearing undergoes rigorous testing using coordinate measuring machines and vibration testers. This ensures you receive products that meet international DIN, ISO, and GB standards. Our ISO9001 certification and RoHS compliance guarantee consistent quality you can trust.

production equipment

Comprehensive Product Range

We offer three specialized structures to match your specific requirements:

Single-Row Four-Point Contact Ball Type: Perfect for moderate load applications requiring precise rotation control.

Double-Row Different-Diameter Ball Type: Ideal for heavy-duty operations with combined axial and radial forces.

Triple-Row Roller Type: Designed for maximum load capacity in extreme working conditions.

Our size range covers inner diameters from 500mm to 8000mm, with outer diameters reaching 10000mm. Heights range from 100mm to 500mm. Need something larger? We provide custom solutions for oversized applications.

Advanced Engineering Features

Your Crane Slew Ring includes premium components designed for longevity. We use brass, steel, or engineering plastic cages depending on your application needs. Imported nitrile rubber or fluororubber seals protect against contamination in harsh environments.

Our precision manufacturing achieves bearing accuracy levels of P0, P6, P5, and P4. This translates to smoother operation, reduced noise, and extended service life for your equipment.

ISO9001 quality system certification

Versatile Applications

Our turntable bearings excel in diverse crane applications:

  • Mobile cranes for construction sites
  • Tower cranes for high-rise projects
  • Port cranes for cargo handling
  • Gantry cranes for industrial operations
  • Special purpose lifting equipment

Whether you operate in construction, shipping, or manufacturing, our bearing solutions adapt to your specific working conditions.

Professional Support Services

You receive comprehensive support throughout your project. Our engineering team provides technical consultation, product design assistance, and installation guidance. We also offer old product mapping services and personalized non-standard customization when you need unique solutions.

Fast delivery keeps your projects on schedule. We maintain substantial inventory of standard products and support bulk shipments worldwide. Our flexible OEM/ODM partnerships accommodate diverse industry requirements.

Your investment is protected by our comprehensive after-sales service. We stand behind every product with technical support and worry-free warranty coverage.

Packaging and delivery Packaging and delivery

FAQ

Q: What load capacity can your products handle?

A: Our bearings support heavy loads with combined axial, radial, and moment forces. Specific capacity depends on size and structure type. Contact us for detailed load calculations for your application.

Q: How long do these turntable bearings typically last?

A: Service life varies based on operating conditions, maintenance, and load factors. Our high-quality materials and precision manufacturing typically provide extended service life compared to standard bearings.

Q: Do you provide installation support?

A: Yes, we offer installation guidance and technical support. Our engineering team can provide detailed instructions and troubleshooting assistance for proper bearing installation.

Q: Can you manufacture custom sizes for special applications?

A: Absolutely. We specialize in custom solutions for unique requirements, including oversized bearings beyond our standard range. Our team can work from your specifications or existing product samples.

Q: What maintenance is required for optimal performance?

A: Regular lubrication, seal inspection, and load monitoring help maximize bearing life. We provide detailed maintenance guidelines with each bearing delivery to ensure optimal performance.

Customer Visit Exhibition Photos​​​​​​​

Contact Us

Ready to upgrade your Crane Slew Ring's performance? Contact our bearing specialists for personalized recommendations. We'll help you select the optimal slewing bearing configuration for your specific application requirements.

Reach out to us at mia@hgb-bearing.com for technical consultation and custom quotes. Our team is ready to provide the high-quality bearing solutions your equipment deserves.

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