Custom 8620H Steel Inner Ring | Precision Forged | ISO 683-17

Precision Inner Ring Forgings for Heavy-Duty Industrial Applications

High-Strength Inner Ring Components Engineered for Performance & Reliability

Our Inner Ring Forgings are manufactured to the highest quality standards, delivering exceptional durability and precision for demanding mechanical systems. These critical components are forged from premium alloy steels and undergo rigorous heat treatment to ensure superior strength, wear resistance, and dimensional accuracy in the most challenging operating environments.

Product Features & Benefits

✔ Premium Material Construction

• Forged from high-grade alloy steel (AISI 4140, 4340, 52100) or stainless steel
• Precision heat treatment (quenching & tempering) for optimal hardness (HRC 32-58)
• Ultrasonic tested for internal defects

✔ Precision Manufacturing

• CNC machined to tight tolerances (ISO 2768-mK)
• Ground or turned finishes available (Ra 0.8-3.2μm)
• 100% dimensional inspection

✔ Superior Performance

• High load-bearing capacity
• Excellent fatigue resistance
• Corrosion-resistant options available

✔ Customization Options

• Diameters from 50mm to 2000mm
• Custom wall thicknesses and profiles
• Special surface treatments (black oxide, zinc plating)

 

Industrial Applications

✓ Bearing assemblies
✓ Gearbox components
✓ Heavy machinery rotating elements
✓ Wind turbine hubs
✓ Mining equipment

Why Choose Our Inner Ring Forgings?

• Certified Quality: ISO 9001:2015 compliant with full traceability
• Performance Validation: Material test reports (MTRs) available
• Global Standards: Meets ASTM, DIN, and JIS specifications
• Fast Turnaround: Standard and custom sizes available