GCr15 Carbon Steel Bearing Rings 20-50mm Thickness Precision Batch Cutting

High Volume Carbon Steel Bearing Rings GCr15 Bearing Steel 20-50mm Thickness Precision Batch Cutting

1, Features & Specifications

1. Premium Material Properties

Material: GCr15 (1.3505/52100) Bearing Steel

Chemical Composition: C 0.95-1.05%, Cr 1.30-1.60%, Mn 0.25-0.45%

Hardness: HRC 60-64

Mechanical Performance:

Tensile Strength: ≥2,200 MPa | Fatigue Limit: ≥1,000 MPa (ISO 281 Standard)

Impact Toughness: 15-25 J/cm²

2. Precision Batch Manufacturing

Bulk Cutting Technology: Multi-head abrasive waterjet

Dimensional Accuracy:

Inner/Outer Diameter Tolerance: ±0.05mm

Thickness Tolerance: ±0.1mm (20-50mm range)

Surface Integrity:

Post-cut grinding/polishing to Ra ≤0.4μm

3. Technical Specifications

Size Range:

Inner Diameter: 30mm to 300mm

Thickness: 20mm, 25mm, 30mm, 40mm, 50mm (Customizable)

Batch Capacity: 10,000+ units/month with 15-day lead time.

Standards Compliance: ISO 683-17, ASTM A295, DIN 17230.

2, Advantages

✅ High-Volume Cost Efficiency

Nesting Optimization: AI-driven nesting software reduces material waste by 25% in bulk cutting.

✅ Wear Resistance & Longevity

GCr15’s chromium-carbide network ensures superior anti-pitting and rolling contact fatigue resistance.

✅ Thermal Stability

Through-hardening (Quenched in oil at 830-850°C) guarantees uniform hardness (HRC 60-64) across 20-50mm thickness.

3, Manufacturing Process

4, Applications

Automotive: Transmission bearings, wheel hub units.

Wind Energy: Main shaft bearings, pitch/yaw systems.

Heavy Machinery: Mining conveyor rollers, crane slewing rings.

Railway: Axlebox bearings, traction motor assemblies.

5, Certifications & Compliance

IATF 16949 (Automotive), ISO 14001 (Environmental), EN 10204-3.1 Material Certificates.

RoHS/REACH compliant (Hexavalent chromium-free passivation).

JimaFor provides professional R & D services and customized production of high - end components
Our main business specializes in the R & D and custom production of high - end metal components, catering to the needs of various industries and focusing on complex and challenging products.

Our Advantages
Our strength lies not only in the ability to manufacture and supply forgings, castings, and machined parts but also in our strong optimization and integration capabilities. We are able to integrate advanced manufacturing technologies from across China, providing customized solutions tailored to meet the unique needs of our customers.

Our Mission
By integrating advanced technologies and manufacturing resources, we are dedicated to addressing the following challenges for our customers: technical issues, sourcing, quality, lead time, and cost concerns.