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超声横波声速法表征离心球铁管球化率的探讨

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Indexed by:期刊论文

Date of Publication:2008-04-10

Journal:无损检测

Included Journals:ISTIC

Volume:30

Issue:4

Page Number:220-222,225

ISSN No.:1000-6656

Key Words:超声检测;横波声速;离心球铁管;球化率

Abstract:在离心球铁管球化率的超声无损检测中,由于管形铸件的形状特殊,在声路设置和声确定方面存在很大困难.利用专门设计的探头架,采用横波声速测量方法,克服了管壁厚度对声检测的影响.测试得到的离心球铁管横波声速与球化率呈线性关系,满足理论分析结果.

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