| 热强钛合金BT25组织与性能 |
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| 摘 要： | 介绍了前苏联航空发动机用热强钛合金（或高温钛合金）BT25的发展概况，并对BT25合金的成分特点、热处理强化优点等做了进一步阐述，给出了退火状态下的物理性能，在说明热强钛合金微观组织与力学性能关系的基础上给出了BT25合金的各种力学性能。
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| 关 键 词： | BT25 热强钛合金 组织类型 性能 |
| 收稿时间： | 2005/8/2 0:00:00 |
| 修稿时间： | 2005/8/2 0:00:00 |
Microstructure and Property of Heat Strong Titanium Alloy BT25 |
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| Abstract: | The general development situations of aero-engine heat strong titanium alloy(or high temperature titanium alloy)BT25 in the former Soviet Union are introduced;The composition characteristics and advantage of the reinforcement in heat treatment of BT25 alloy,and etc.,are further elaborated;Physical properties under annealing state and various mechanical properties of BT25 alloy have been given,upon explaining the relationship between heat strong titanium alloy microstructure and its mechanical property. |
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| Keywords: | BT25 heat strong titanium alloy mierostructure type property |
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