在役压力容器搭接角焊缝的相控阵超声检测

详细信息

Phased array ultrasonic testing for lap fillet welds of pressure vessels in service

1. Equipment Research Institute of Dushanzi Petrochemical Corporation, PetroChina, Kelamayi 833699, China;
2. Mobile Office of Dushanzi Petrochemical Corporation, PetroChina, Kelamayi 833699, China

摘要: 为了提高检测在役压力容器搭接角焊缝内部缺陷的效率和可靠性，设计了对比试块，进行了相控阵超声检测工艺验证试验，分析了验证试验获得的相控阵超声检测图谱。结果表明：该工艺可以对搭接角焊缝的典型内部缺陷进行识别和评定。
- 搭接角焊缝 /
- 相控阵超声检测 /
- 压力容器
Abstract: In order to improve the detection efficiency and reliability for internal defects in lap fillet welds of pressure vessels in service, a comparison block was designed and a phased array ultrasonic testing technology verification test was carried out. The data map of phased array ultrasonic testing obtained in verification test is analyzed, and the results show that the process can identify and evaluate typical internal defects of lap fillet welds.
- lap fillet weld /
- phased array ultrasonic testing /
- pressure vessel

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