热等静压在钛合金近净成形领域的发展及应用

Development and Application of Hot Isostatic Pressing Technology in Titanium Alloy Near Net Shape Forming Field

分析了铸造和粉末冶金等近净成形制造难点,介绍了HIP技术在难加工材料近净成形制备等领域应用,重点阐述了HIP技术的特点、原理及其对钛合金零部件组织改善、缺陷消除和性能影响,总结了HIP技术和装备在钛合金近净成形领域中的最新研究进展和成果,剖析了HIP技术在钛合金近净成形领域中面临的挑战和未来发展趋势。

The paper analyzes the difficult points in producing near net shape partsusing casting and powder metallurgy methos, introduces of hot isostatic pressing(HIP) technologies applied to the field of near net forming of hard-to-machine materials, and expounds the characteristics and principles of HIP technology and its effects on the microstructure improvement, defect elimination and properties of titanium alloy castings and powder metallurgy components. The latest research progress and achievements of HIP technology and equipment for titanium alloy near net forming are summarized, and the development and future challenges of HIP technology in titanium alloy near net forming field are also analyzed.