GCr15 Bearing Steel Round Bar with Polished Surface High Hardenability and Good Wear Resistance for Bearing Applications
Price:
US $730-1,350 / Ton
MOQ:
1 Ton
Delivery Time:
Negotiable
Product Description
GCr15 Bearing Steel Round Bar
High-quality SAE52100/100Cr6/GCr15 alloy steel round bars, flat bars, and engineering steels for demanding industrial applications.
Product Overview
GCr15 is a high carbon chromium bearing steel with excellent performance characteristics. After quenching and low temperature tempering, it delivers high hardness, uniform structure, superior wear resistance, and outstanding contact fatigue performance.
Key Features
- Widely used high carbon chromium bearing steel with excellent performance and minimal alloy content
- High hardenability and comprehensive performance characteristics
- Excellent machinability after spheroidizing annealing
- High hardness, uniform microstructure, superior wear resistance, and high contact fatigue performance after heat treatment
- Superior hot working performance
International Standards Equivalents
| Chinese (GB) | American (AISI) | German (DIN) | Japanese (JIS) |
|---|---|---|---|
| GCr15 | SAE52100 | 100Cr6/EN31 | SUJ2 |
Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | Mo | Cu | Ni |
|---|---|---|---|---|---|---|---|---|---|
| GCr15/52100 | 0.95-1.05 | 0.15-0.35 | 0.2-0.4 | ≤0.027 | ≤0.02 | 1.3-1.65 | ≤0.1 | ≤0.25 | ≤0.3 |
| 100Cr6 | 0.95-1.05 | 0.15-0.35 | 0.25-0.45 | ≤0.025 | ≤0.025 | 1.4-1.65 | ≤0.08 | ≤0.25 | ≤0.3 |
Heat Treatment Specifications
| Quenching | Tempering | ||||
|---|---|---|---|---|---|
| Heating Temperature (°C) | Cooling | Hardness (HRC) | Heating Temperature (°C) | Cooling | Hardness (HRC) |
| 830-850 | Oil | 62-65 | 150-190 | Air | 58-62 |
Typical Applications
- Manufacturing bearing rings and rolling elements for internal combustion engines, electric motors, automotive applications, tractors, machine tools, rolling mills, boring machines, mining machinery, and general machinery
- High-load and high-speed rotating mechanical transmission bearings
- Tool manufacturing including punching dies and measuring instruments
Available Stock Sizes
| Product Type | Dimension | Size Range | Length |
|---|---|---|---|
| Round Bar | Diameter | 16-280mm | 4000-10000mm |
| Flat Steel | Thickness | 8-200mm | 3000-4000mm |
Why Choose Our Bearing Steel?
Quality Assurance
We source materials exclusively from government-owned steel mills to ensure consistent quality and reliability in every steel product we supply.
Competitive Pricing
We understand the importance of providing both superior quality and affordable pricing, backed by two decades of customer satisfaction.
Timely Delivery
We prioritize every order to ensure speedy delivery, whether for raw materials or finished products with machining or heat treatment services.
Quality Commitment
Our ISO 9001 certified quality management system ensures continuous improvement and consistent product quality through regular audits and recertification.
Our Services
We provide quality specialty steel for all industries with comprehensive value-added services:
- Orders of any size or length with fast shipping
- Unique inventory of specialty steel products
- Value-added services: metal cutting, sizing, machining (blanking, milling, grinding), and heat treatment
- Sawing services for small or large quantities, including sawing-to-size
- Excellent customer service and technical support
Contact Us for Latest Pricing and Technical Details
Get competitive quotes and comprehensive product information for your specific application requirements.
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Get in Touch
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Company
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED
Location
No.283-1, Youyi Middle Road, Xishan District, Wuxi City, Jiangsu Province
Contact Person
Gao Ben