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| International Standard Category: Pressure charging and air/exhaust gas ducting systems |
QC/T 748-2006 The bench test methods of valve-valve holder intensify abrasion for automotive engines
汽车发动机气门-气门座强化磨损台架试验方法 ;
| Category No.: | 43.060.20 | Valid Status: | valid |
| Issued Organization: | NDRC | Issued Date: | 2006-3-7 |
| Implemented Date: | 2006-8-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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