GCr15 bearing steel balls are commonly used in ball bearings and mechanical components, delivering stable load capacity, wear resistance, and long fatigue life in continuous rolling applications.
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Also known as bearing steel balls, GCr15 is widely used in precision bearings and general rolling element applications.
GCr15 bearing steel balls are manufactured from high-carbon chromium steel and are commonly used in ball bearings and mechanical transmission systems.With a through-hardened microstructure, they maintain stable performance and dimensional consistency under continuous rolling and load conditions.
Item | Specification |
Material | GCr15 / AISI 52100 / 100Cr6 |
Size Range | 0.5 mm – 200 mm |
Hardness | 60 – 66 HRC |
Precision Grades | G10 – G1000 |
Density | 7.81 g/cm³ |
Standard | ISO 3290 / GB standard equivalent |
Heat Treatment | Through-hardened |
Packing | 10 kg or 20 kg per carton, approx. 1 ton per pallet, or as required |
Condition | Dry or oiled (anti-rust protection) |
Delivery Time | Stock available or 35 days |
Element | C | Si | Mn | P | S | Cr |
Typical Value (%) | 0.93–1.05 | 0.15–0.35 | 0.25–0.45 | ≤0.025 | ≤0.015 | 1.35–1.65 |
Typical chemical composition shown for reference only. Actual values may vary slightly depending on the specific standard or material designation ordered.
Ball Bearings
Linear Motion Systems
Automotive Components
Industrial Machinery
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