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| Chinese National Standard Category: Process and tooling |
| English Title: | Metallographic standard of piston with wear ring for automobile engine |
| Chinese Title: | 汽车发动机镶耐磨圈活塞金相标准 |
| Standard No.: | QC/T 275-1999 |
| Category No.: | T06 |
| Issued by: | |
| Issued on: | |
| Implemented on: | 1999-3-15 |
| Status: | superseded |
| Superseded by: | QC/T 275-2008 Metallographic inspection of wear-resisstant ringed piston for automotive engines |
| Superseded on: | 2008-12-1 |
| Abolished on: | 2008-12-01 |
| Superseding: | ZB T06002-1989 |
| Word Count: | 3500 words |
| Similar Standards: | QC/T 274-1999 QC/T 275-1999 |
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