磷对DA718合金力学性能的影响

钢铁研究学报, 2003, 15(z1): 58-61.

磷对DA718合金力学性能的影响

李娜 ^1, , 郭守仁 ^2, , 卢德忠 ^3, , 孙文儒 ^4, , 徐岩 ^5, , 孟晓娜 ^6, , 胡壮麒 ^7,

1.中国科学院金属研究所高温合金研究室,辽宁,沈阳,110016

2.中国科学院金属研究所高温合金研究室,辽宁,沈阳,110016

3.中国科学院金属研究所高温合金研究室,辽宁,沈阳,110016

4.中国科学院金属研究所高温合金研究室,辽宁,沈阳,110016

5.中国科学院金属研究所高温合金研究室,辽宁,沈阳,110016

6.中国科学院金属研究所高温合金研究室,辽宁,沈阳,110016

7.中国科学院金属研究所高温合金研究室,辽宁,沈阳,110016

关键词：磷 , DA718合金 , 力学性能

Effect of Phosphorus on Mechanical Properties of DA718 Alloy

研究了直接时效热处理条件下添加磷对IN718合金力学性能的影响.添加0.022%的磷可以使合金的持久寿命得到一定程度的提高,同时其塑性也有所改善.磷对合金拉伸强度的影响较小,但略微降低冲击韧性.对磷在合金中的分布及持久试验过程中磷的作用分别进行了讨论.

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磷对DA718合金力学性能的影响

Effect of Phosphorus on Mechanical Properties of DA718 Alloy

参考文献