| 摘要:针对激光硬化技术在船用二冲程发动机活塞头上的应用展开研究。介绍激光硬化活塞头实施前的准备及实施中的注意事项。经实船验证，采用激光硬化技术可大大提高活塞头的应用寿命。 |
| 关键词: 船用发动机 活塞头 激光硬化 |
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| Application of Laser Hardening Piston Head in Two-Stroke Marine Engine |
| YAO Jian |
| Winterthur Gas&Diesel （Shanghai）Co.，Ltd.，Shanghai 201208，China |
| Abstract:The application of laser hardening technology in the piston head of two-stroke marine engine was studied.The preparation before laser hardening of piston head and the notes in implementation are introduced.The service life of piston head can be greatly improved by using laser hardening technology. |
| Key words: marine engine piston head laser hardening |
