Date: 2013-08-22

KOYO bearings check and acceptance method

　　(1) KOYO bearings which of the commodity inspection in accordance with the standards;
　　(2) KOYO bearings product test which item, why test the project;
　　(3) KOYO bearings in the quality of goods prior to inspection, what kind of preparation work needs to be done, why do these preparations;
　　(4) KOYO bearings products in all test items is under what conditions, what method is used, using instruments for inspection, inspection results must be within the tolerance range to pass;
　　(5) KOYO bearing product sometimes bulk is large, impossible absolutely for test, so should used what of sampling programme, extraction how many number for test, to more full to, and has enough reliable degree to representative all product bearing of quality, and test of results and according to what standard be measure, to found this batch product is should to accept of qualified batch, or should to rejected of not qualified batch.
　　Acceptance inspection of the KOYO bearings can generally be classified into three categories, namely:
　　Routinely checking the-KOYO bearing the arrival routine general inspections.
　　Conventional checking-KOYO bearings and Assembly-related dimensional precision, running accuracy, bearing clearance as well as the residual magnetism of the bearing strength check.
　　Special inspection-the vibration quality, noise quality KOYO bearings and the bearing of the other special requirements are checked.  

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