Application of HIP technology in improving casting densification
ZHANG Dian-xi, ZHOU Shi-yun, ZHANG Zai-yu, YANG Xiu-Fan, CHEN Zhao-song
Aerospace Electrical and Electronic and Information Engineering Technology Research Center, School of Electronic and Information Engineering, Anshun University, Anshun 561000, China
Abstract:Hot isostatic pressing (HIP) can realize the casting internal loose creep diffusion by high temperature and high pressure, to achieve densification purposes, so that the mechanical properties of the casting are improved significantly, and the safety and reliability of casting are improved greatly. The development and principle of HIP technology were briefly introduced. The application of HIP in densification processing of titanium alloy, superalloy, aluminum alloy and magnesium alloy was summarized.
Atkinson H V,Davies S.Fundamental aspects of hot isostatic pressing (An overview) [J].Metall Mater Trans A,2000, 31(12):2981-2981
[13]
Bocanegra—Bernal M H.hot isostatic pressing technology and its applications to metals and ceramics[J]。Metall Mater Trans A,2004, 39(21):6399-6399
[14]
Garibov G S, Vostrikov A V.New Russian PM Nicke-Based Superalloys for Gas Turbine Engines[ A] MashiS J. Proceeding of the 2008 International Conference on Hot Isostatic Pressing( HIP 08) [ C] , 2008,1(1):197-199
[15]
Garibov G S, Vostrikov A V.New Russian PM Nicke-Based Superalloys for Gas Turbine Engines MashiS J. Proceeding of the 2008 International Conference on Hot Isostatic Pressing( HIP 08) [C] . 2008,1(1): 197- 199.
[16]
Wasielewski G E, Lindblad NR.Elimination of casting.defects using HIP[C].International Conference on superalloya(2nd)USA.19721(1):24-24.