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本文介绍盲孔法测定焊接接头残留应力的基本原理、试件准备及测试结果,并用截条分离法作了校核。盲孔法的测量误差小于5～10％。
This paper introduces the basic principle of blind hole method to determine the residual stress of welded joints, specimen preparation and test results, and the use of cut-off separation made a check. The measurement error of blind hole method is less than 5 ~ 10%.