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汽轮机粗晶螺栓的超声波诊断技术

张磊彭学文马芹征赵朋飞

华能伊敏煤电有限责任公司伊敏电厂苏州热工研究院有限公司

Abstract: 对20Cr1Mo1VTiB汽轮机螺栓采用金相检验法确定其粗晶度等级,然后通过超声波探伤法对反射波形进行分析,找出了其与超声反射波形的基本对应关系,得出了使用超声波快速诊断20Cr1Mo1VTiB粗晶螺栓的方法。该方法取得了预期效果,对粗晶螺栓的快速判别具有推广应用价值。 
  • DOI:

    10.13689/j.cnki.cn21-1230/th.2016.05.011

  • Series:

    (C) Architecture/ Energy/ Traffic/ Electromechanics, etc; (B) Chemistry/ Metallurgy/ Environment/ Mine Industry

  • Subject:

    Metal Science and Metal Technics

  • Classification Code:

    TG115.285

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