Title:
METHOD FOR COMBINED INSPECTION OF WELDED JOINTS UNDER HIGH TEMPERATURES
Document Type and Number:
WIPO Patent Application WO/2022/217813
Kind Code:
A1
Abstract:
A method for the combined inspection of welded joints under high temperatures, which comprises the following steps: performing surface treatment on welded joints and base materials on two sides; performing surface wave ultrasonic detection on the welded joints; performing magnetic particle detection on the welded joints; performing phased array ultrasonic detection on the welded joints; performing A-mode ultrasonic detection on the welded joints; and comprehensively determining defects of the welded joints according to the results of surface wave ultrasonic detection, magnetic particle detection, phased array ultrasonic detection and A-mode ultrasonic detection. The described method can accurately detect defects at welded joints.
Inventors:
WANG ZHIQIANG (CN)
QIN CHENGPENG (CN)
WANG PENG (CN)
CHEN ZHENG (CN)
WANG QIANG (CN)
LI DONGJIANG (CN)
WANG FUGUI (CN)
LI LIANG (CN)
QIN CHENGPENG (CN)
WANG PENG (CN)
CHEN ZHENG (CN)
WANG QIANG (CN)
LI DONGJIANG (CN)
WANG FUGUI (CN)
LI LIANG (CN)
Application Number:
PCT/CN2021/115581
Publication Date:
October 20, 2022
Filing Date:
August 31, 2021
Export Citation:
Assignee:
XIAN THERMAL POWER RES INST CO (CN)
International Classes:
G01N27/84; G01N29/04
Foreign References:
| CN113138227A | 2021-07-20 | |||
| CN111656182A | 2020-09-11 | |||
| CN104090027A | 2014-10-08 | |||
| CN106645418A | 2017-05-10 | |||
| CN101762633A | 2010-06-30 | |||
| US20110296923A1 | 2011-12-08 |
Other References:
ANONYMOUS: "RAILROAD TEST AND EVALUATION TECHNOLOGY", 31 August 2012, CHINA RAILWAY PRESS, CN, ISBN: 978-7-113-15019-8, article KANG, XIONG: "Passage; RAILROAD TEST AND EVALUATION TECHNOLOGY", pages: 428 - 435, XP009540912
Attorney, Agent or Firm:
XI'AN TONG DA PATENT AGENCY CO., LTD. (CN)
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