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International Standard Category: Washers, locking elements |
Category No.: | 21.060.30 | Valid Status: | superseded |
Issued Organization: | Issued Date: | 1985-08-01 | |
Implemented Date: | 1986-6-1 | Abolished Date: | 2003-06-01 |
Superseded Standard.: | GB/T 5287-2002 Plain washers-Extra large series-Product grade C |
Superseded Date: | 2003-6-1 |
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