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We hereby certify that we XLB bearing products are equal with standards as below in bearing production

1. ISO 683-17:1999... which refers to the material of bearings

2. Hardness of the rings 58-62 HRc

3. Hardness of rolling elements 60-64 HRc

4. ISO 15:2011... size of bearings

5. ISO 582:1995... dimensions curvature on bearings

6. ISO 492:2002 i ISO 199:2005.... tolerance of bearings

7. ISO 5753-1:2009... internal clearance

8. DIN EN 10111:1998, EN 10025:1990+A:1993, EN 1652:1997.... material of cages

9.ISO 76:2006, ISO 281:2007.... payload of bearings

10. ISO 2982-1:1995 ... dimensions of Hilzna



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