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| International Standard Category: Mechanical testing of metals |
GB/T 12444.2-1990 Metallic materials-Wear tests Block-on-ring wear test
金属磨损试验方法 环块型磨损试验 ;
| Category No.: | 77.040.10 | Valid Status: | superseded |
| Issued Organization: | China Steel Industry Association | Issued Date: | 1990-07-21 |
| Implemented Date: | 1991-7-1 | Abolished Date: | 2007-02-01 |
| Superseded Standard.: | GB/T 12444-2006 Metallic materials - Wear test method - Block-on-ring sliding wear test |
Superseded Date: | 2007-2-1 |
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