摘要
718Plus合金凭借其优异的力学性能、较高的耐温能力、良好的加工性和适宜的制造成本,有效填补了IN718和Waspaloy合金之间长期以来存在的合金空白,逐渐应用于高性能航空发动机零部件制造。详细阐述了新型高温合金718Plus的性能特点,包括化学成分、析出相、热处理制度和力学性能等。此外,还总结了718Plus合金的制造成本和航空应用情况。
718Plus alloy, with its excellent mechanical properties, high temperature resistance, good processability and appropriate manufacturing cost, effectively fills the long-standing alloy blank between alloy IN718 and Waspaloy, and has been gradually applied to manufacturing high performance engine parts. In this paper, the performance characteristics of alloy 718Plus are described in detail, including its chemical composition, precipitation phase, heat treatment and mechanical properties. In addition, the manufacturing cost and its aerospace application are also summarized.
作者
王妙全
田成刚
南洋
徐瑶
杨国宝
童锦艳
WANG Miaoquan TIAN Chenggang NAN Yang XU Yao YANG Guobao TONG Jinyan(AECC Commereial Aireraft Engine Co. , Ltd, Shanghai 201108)
出处
《材料导报》
EI
CAS
CSCD
北大核心
2017年第19期72-79,共8页
Materials Reports
关键词
718Plus合金
γ′相
力学性能
制造成本
航空应用
718Plus alloy, γ′ phase, mechanical properties, manufacture cost, aerospace application
