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BT20钛合金高温应力松弛行为研究

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Indexed by:期刊论文

Date of Publication:2012-03-01

Journal:稀有金属材料与工程

Included Journals:SCIE、PKU、ISTIC、CSCD、EI、Scopus

Volume:41

Issue:3

Page Number:502-505

ISSN No.:1002-185X

Key Words:BT20钛合金;应力松弛;温度效应

Abstract:通过高温应力松弛实验对BT20钛合金在700~850℃,不同初应力条件下短时应力松弛行为进行研究.结果表明:随着温度升高,BT20钛合金应力松弛速率加快,但长时间应力松弛后剩余应力趋向于一极限值.相同温度下,不同初应力作用的应力松弛极限相同.

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