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International Standard Category: Rolling bearings

GB/T 271-1997    Rolling bearings―Classification
滚动轴承 分类 ;
Category No.:21.100.20 Valid Status:superseded
Issued Organization:STSB Issued Date:1997-07-25
Implemented Date:1998-2-1 Abolished Date:2008-08-01
Superseded Standard.:GB/T 271-2008 Rolling bearings - Classification
Superseded Date:2008-8-1
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