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<正> 脆性涂层法的“液冷”试验是在零件受力时,用低于试验温度的“冷液”喷射在零件涂层上,以降低涂层的初裂应变值。冷液的温度可以逐次降低,其相应的涂层初裂应变值逐次变小。即涂层的灵敏度逐次提高。根据我们的实验结果,对钡松脂酸盐这类脆性涂料,其初裂应变值ε_0可降低至100×10~(-6)厘米/厘米,这种试验方法对如下情况特别有用:

Keyword:

应变值 横向变形系数 涂层法 高应力区

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  • [ 1 ] 福州大学机械系力学教研组

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Source :

机械强度

ISSN: 1001-9669

CN: 41-1134/TH

Year: 1977

Issue: 03

Page: 46-48

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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