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Manufacture Bearing Components
Raw Materials

Steel Grades
Material CHINA ISO USA GERMANY JAPAN SWEDEN FRANGE ENGLAND RUSSIA
Chrome steel GCr-15 1 (683/XVII) 52100 (ASTM) 100Cr6 (DIN) SUJ12 (JIS) SKF3 100C6 533A99 (BS) щX15
Chemical Composition of Bearing Steel
Material C Cr Si Mn P S Mo Ni Cu Ni Cu HRC
GCr-15 0.95-1.05 1.40-1.65 0.15-0.35 0.25-0.45 ≤0.025 ≤0.025 ≤0.01 ≤0.30 ≤0.25 ≤0.50 60-67
Bearing Ring Cutting and Grinding Bearing Ring Forging Forged Bearing Ring Annealing
Turning

Magnetic Particle Inspection
Heat Treatment of Bearing Ring
Testing

Metallographic Testing

Main Products

Hardness Testing

Flaw Detector

Roundness Tester


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