不锈钢的PVD表面强化及冲蚀磨损研究

目 录
1 绪 论
1.1不锈钢的表面强化......................................................................................................1
1.2.物理气相沉积..............................................................................................................1
1.3冲蚀磨损现象..............................................................................................................2
1.4.涂层在抗冲蚀磨损方面的应用..................................................................................3
1.5课题的研究意义、内容及技术路线..........................................................................4
2 TiN涂层的制备
2.1.镀膜实验设备..............................................................................................................5
2.1镀膜材料............................ *好棒文|www.hbsrm.com +Q: ^351916072* 
..........................................................................................5
2.3试样的前期处理..........................................................................................................5
2.4实验流程......................................................................................................................6
3 冲蚀磨损实验
3.1冲蚀磨损的实验设备..................................................................................................7
3.2沙子的准备..................................................................................................................7
3.3介质溶液的准备..........................................................................................................7
3.4冲蚀磨损实验方案......................................................................................................8
3.5冲蚀磨损实验参数......................................................................................................8
3.6冲蚀磨损的失重测量..................................................................................................8
3.7冲蚀磨损的表面形貌观察..........................................................................................9
4 实验结果与分析
4.1冲蚀磨损失重..............................................................................................................9
4.2 不同速度对冲蚀磨损失重的影响............................................... *好棒文|www.hbsrm.com +Q: ^351916072* 
............................10
4.2.1NaCl介质中不同速度对冲蚀磨损失重的影响.................................................10
4.2.2NaOH介质中不同速度对冲蚀磨损失重的影响...............................................10
4.2.3稀H2SO4介质中不同速度对冲蚀磨损失重的影响..........................................11
4.2.4纯水介质中不同速度对冲蚀磨损失重的影响.................................................12
4.3不同介质的对比........................................................................................................12
4.3.1不同介质对冲蚀磨损失重的影响.....................................................................12
4.3.2不同介质下的表面形貌.....................................................................................13
4.3.2介质对表面形貌的影响.....................................................................................17
结论..................................................................................................................................... 18

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好棒文