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Calibration block for ultrasonic testing of butt-welded joints in polyethylene pipes

A calibration block with artificial defects for ultrasonic testing of butt-welded joints in polyethylene pipes.
General information
Contacts

General information

Developer: Saint Petersburg Mining University

Industry

Gas industry, Oil and gas industry, Transportation and storage of liquefied natural gas, Oil and gas transportation, Operation of technological facilities

Project Research Team

Head: Anna Aleksandrovna Vinogradova Research team: Aleksandr Igorevich Shikhov, Darya Vyacheslavovna Kopytina

Scientific novelty

Based on the analysis of the reflectivity of materials, artificial defects were created in the sample, filled with heat-resistant silicate sealant, which in its properties is similar to sand — a common defect in welded joints.

Advantages

The use of a sample with reflectors filled with heat-resistant silicate sealant and located in the weld zone allows for equipment calibration in conditions as close as possible to real ones, which significantly increases inspection reliability.

Commercial implementation

The calibration sample can be used in construction and maintenance organizations (gas and water supply), certification laboratories and non-destructive testing centers, at manufacturing plants for incoming pipe inspection, as well as for personnel training.

Development stage

Laboratory prototype

Required investment

0.00 RUB

Investor's share in the project

0

Security documents

Patent No. 237661

Attachments

Database of innovative projects of the Mining University

Contacts

Patent and Licensing Department:

tel.: +7 (812) 328-86-16

e-mail: patent@spmi.ru

website

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