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Keywords: defect
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Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 22–25, 2022
Paper Number: OTC-31679-MS
... hanger crt inspection clamp defect dac curve lrut experiment mrut advanced inspection technology thickness corrosion product metal loss Introduction As a pipeline operator in the Gulf of Thailand, the company is aware that with an increase in the number and age of offshore splash zone...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 22–25, 2022
Paper Number: OTC-31424-MS
...) of the ferromagnetic materials. Most of the traditional NDT method able to inspect the macro defect but incapable to identify micro defect due to the stress concentration zone. Based on this, MMM can be integrated and complimentary in its capability to other well-known NDT testing such as Ultrasonic Testing (UT...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 20–23, 2018
Paper Number: OTC-28355-MS
... and improved cost savings. This method have been proven in terms of weld integrity and also cost saving to the company. Over the years, there are increasing concerns over the weld integrity, weld repair cost due number of weld repairs and decreased in productivity. Typical weld defects are incomplete...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 20–23, 2018
Paper Number: OTC-28432-MS
... develops a versatile subsea inspection tool (IRIS) that can deploy and operate in parallel several Non-Destructive Testing Technologies. This new generation of an in-service subsea inspection system for risers focuses on detection of defects on multi layers products (corrosion, cracks and breaks...
Proceedings Papers

Paper presented at the Offshore Technology Conference Asia, March 22–25, 2016
Paper Number: OTC-26723-MS
... and smoothened both outer and inner diameter of the tube from welding material excess. Unfortunately, micro defects and metallurgical changes caused by welding are still present in the product that might influence its performance when it is used for sub surface safety valve control lines and also chemical...
Proceedings Papers

Paper presented at the Offshore Technology Conference-Asia, March 25–28, 2014
Paper Number: OTC-24946-MS
... the failure probability were explored: First Order/Second Order Reliability Method (FORM/SORM) and Monte Carlo Simulation (MCS). FORM and SORM are approximate methods, but very fast. MCS is an accurate method, but run times can be lengthy, particularly when the defect failure probabilities are low...

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