用普通便携式X射线机，采用特殊的透照技术，对换热管与管板角焊缝进行射线检测。
Radiographic examination was performed with portable X-ray fault detector appling the special radiographic technique for fillet weld of heat exchange tube-tubeplate.
磁记忆法通过对部件表面漏磁场的检测，可以有效检测管座角焊缝中存在的缺陷，减少泄漏现象的发生。
The magnetic memory method, through examining the leakage magnetic field on the surface of the parts, can effectively find out the defects in fillet joints, which can diminish the leakage.
用磁记忆检测(M MT)法评价了含超标缺陷管座角焊缝长期服役后的应力集中状况。
The stress concentration state of weld joint on a tube socket containing defects exceeding grade after long term service has been evaluated by using the magnetic memory test (MMT).
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