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Manufacture Bearing Components
Raw Materials
![](https://www.etwinternational.com/public/propic/3921/b_5-raw-materials-1.jpg)
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 |
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
![](https://www.etwinternational.com/public/propic/3921/b_5-steel-pipe-cutting-1.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_5-grinding-workshop-for-cutting-steel-tube-01.jpg)
Bearing Ring Forging
![](https://www.etwinternational.com/public/propic/3921/b_5-raw-materials-02s.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_5-raw-materials-03s.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_5-raw-materials-04s.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_5-raw-materials-05s.jpg)
Turning
![](https://www.etwinternational.com/public/propic/3921/b_7-turning-03s.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_7-turning-04s.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_7-turning-05s.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_7-turning-01sa.jpg)
![](https://www.etwinternational.com/public/propic/3921/b_7-turning-02s.jpg)
Testing
![](https://www.etwinternational.com/public/propic/3921/b_9-metallographic-testing-01s.jpg)
Metallographic Testing
Hardness Testing
Flaw Detector
Roundness Tester
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