NDT (Non-Destructive Testing) techniques are essential tools in the evaluation of equipment and pipes in Engineering, Procurement, and Construction (EPC) projects. There are several NDT techniques available, each with its own strengths and limitations. Some of the most commonly used NDT techniques include:
- Visual Inspection: A visual inspection is the simplest and most straightforward NDT technique. It involves examining the surface of the equipment or pipe for any visible signs of damage, corrosion, or other defects.
- Ultrasonic Testing: Ultrasonic testing involves the use of high-frequency sound waves to inspect the interior of equipment and pipes. This technique is particularly useful for detecting internal defects and determining the thickness of metal components.
- Radiography: Radiography involves the use of X-rays or gamma rays to inspect the interior of equipment and pipes. This technique is useful for detecting internal cracks and other defects that are not visible through visual inspection.
- Magnetic Particle Testing: Magnetic particle testing involves the application of magnetic fields to the surface of equipment and pipes, with iron oxide or iron oxide-coated magnetic particles used to detect surface and near-surface defects.
- Liquid Penetrant Testing: Liquid penetrant testing involves the application of a liquid penetrant to the surface of equipment and pipes, which then seeps into any cracks or defects present. The excess penetrant is then removed, and a developer is applied, which causes the penetrant to fluoresce, making the defects visible.
The appropriate NDT technique for a given piece of equipment or pipe will depend on several factors, including the size, shape, and material of the item being tested, as well as the type of defects being sought. In general, ultrasonic and radiographic techniques are best suited for detecting internal defects, while visual inspection and magnetic particle testing are best suited for surface defects. Liquid penetrant testing is best suited for detecting surface cracks and other defects.
In conclusion, NDT techniques play a crucial role in the evaluation of equipment and pipes in EPC projects. The appropriate technique will depend on the type of equipment or pipe being tested, as well as the type of defects being sought. By selecting the right NDT technique, it is possible to obtain accurate and reliable data on the condition of the equipment and pipes, allowing for prompt corrective action to be taken if necessary.
Below are some NDT service provider as reference:
Ausndt Indonesia, PT
Contact: Phone (+62 21) 45869955 Fax: (+62 21) 45869954
Website: www.ausndt.com
Global Solution Technology Aseana, PT
Global Solution Technology Aseana is a national company dealing with supplying products and services in NDT (Non-Destructive-Testing).
Contact: Phone: +(62 21) 7815008 – 7815046 WA : +6281281899833 Fax : +(62 21) 7817757 Email : gsolutiontechnology@gsolutiontechnology.com
Website: www.gsolutiontechnology.com
Incoray Nitrama, PT
Contact: Phone: +62 21 78831110 | Fax: +62 21 78834027
Website: www.incoray.com
Inti Mutu Sejahtera Nusantara, PT
Established in 1999, Inti Mutu Sejahtera Nusantara is specializing Non Destructive Testing and any other major inspection work.
Contact: Phone: (62 21) 8520 329 Fax: +(62 21) 8520 329 Email: info@ptimsn.com
Website: www.ptimsn.com
NDT Instruments Indonesia, PT
Established in 2008,
Contact: Phone: +62 21 2943 0001 (Hunting) Fax. +(62 21) 2943 0006 E-mail : marketing.jkt@ndt-instruments.com
Website: www.ndt-instruments.co.id
Prasada Samya Mukti, PT
NDT, PWHT & Chemical cleaning service provider.
Contact: Phone:+(62 21)7800777 Fax.: (62 21)7891485 Email:marketing@ptpsm.co.id
Website: www.ptpsm.co.id
Pratita Prama Nugraha (Pratita), PT
Established in 1983; started its business supplying NDT products to fulfill the needs of its NDT customers. Throughout the years, Pratita has developed its businesses. In 2006, Pratita was appointed as the Authorized Dealer of NDT equipment for GE Inspection Technologies (GEIT), later on changed into GE Sensing and Inspection Technologies in Indonesia.
Contact: Phone : +62-21 – 74861800 (hunting) Fax: +62-21 – 74870100, 74870101 Email : pramana@pratita.com
Website: www.pratita.com
SGS Indonesia, PT
SGS Indonesia is a subsidiary of SGS. SGS is the world’s leading inspection, verification, testing and certification company.
Contact: Phone: +(62 21) 7818111 fax: +62 21 7818222
Website: www.sgs.co.id