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通过火花等离子接的CP/Ti-6Al-4V接头:微观结构和机械性能

Saeed Zahabi¹, Ehsan Mohammad Sharifi¹, Mehdi Naderi¹

¹Department of Materials Engineering, Malek Ashtar University of Technology, Isfahan, Iran.

|March 21, 2024

概括

固相接 (SPW) 成功将纯与Ti-6Al-4V合金结合,而不会改变微观结构. 这种新的方法实现了具有出色机械性能的优质粘合,克服了传统接技术的局限性.

科学领域:

材料科学材料科学材料科学
金工程金工程金工程

背景情况:

由于其两相微观结构,Ti-6Al-4V合金接具有挑战性.
摩擦接方法通常会导致不良的微观结构变化.

研究的目的:

使用固相接 (SPW) 连接纯和Ti-6Al-4V合金.
研究SPW参数 (温度,压力,时间) 对关节特性的影响.
在不损害任何材料的微观结构和机械性能的情况下实现接.

主要方法:

固相接 (SPW) 技术的应用.
系统地调查过程参数:温度,压力和时间.
微结构分析和机械性能测试 (拉伸强度,维克斯微硬度).

主要成果:

通过SPW成功将纯与Ti-6Al-4V合金连接在一起,保持原始的微观结构.
发现温度和压力对SPW工艺的影响比时间更大.
在800°C,20MPa和10分钟时实现最佳粘合,产生7-9微米接口,534MPa的抗拉强度和190HV的硬度.
增加的压力导致关节温度降低,使接在800°C以下.

结论:

SPW是一种可行的方法,可以连接纯和Ti-6Al-4V合金,而不会造成有害的微观结构变化.
与传统方法相比,该工艺提供了优越的粘合和机械性能.
优化的SPW参数允许精确控制关节质量和材料完整性.

关键词:

C·P Ti Ti 的意思是扩散键是一种扩散键.不同的接不同.用火花等离子接进行接.Ti6Al4V 的时间

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