In-Service Inspection works during MTA-2024 at HWP (Manuguru)

Amount

Eddy Current Testing (ECT) of shell & tube type heat exchangers tubes made of SS A 213 TP 316 L of size OD; 20 mm & tube thickness: 1.65 mm, length range: 3-10 meters. The Scanning /Interpretations / Submission of reports as per HWP(M) approved procedure.

Liquid Penetrant Testing (LPT) of weldments on Pressure vessels, shell skirt joints, stiffer ring of XU towers, including surface preparation with pre & post cleaning of weldments. LPT has to be done, Evaluation & submission of reports in accordance with HWP (M) approved procedures.

Wet Magnetic Fluorescent Particle Testing (WFMPT) of tower site weld joints including surface preparation with pre & post cleaning of weldments. The WFMPT has to be done and Evaluation & submission of reports in accordance with HWP (M) approved procedures.

UT thickness mapping & measurements on towers / vessels/ piping by using GE make / 38DL plus of Olympus make instrument along with high temperature probing up to 350 oC and in normal atmospheric temperature with suitable couplant and instrument with inbuilt temperature compensation feature for accuracy in thickness measurement through coat technology.

Ultrasonic flaw detection by level –III expert volumetric examination of welds including HAZ area on CS/SS towers, tanks, heat exchangers, small & large dia. gas pipe including its surface preparation. UT scanning by pulse-echo method, Evaluation & submission of reports in accordance with HWP (M) approved procedures

Phased array PAUT C-scanning of XU towers surfaces/ large dia gas piping surfaces externally corrosion mapping. The job shall be executed with Phased array C-Scan through TOMO view software and submitting the reports and shall infer as per ASME Sec-XI, DIV - I, For Class-II components criteria by Level – III expert. Testing has to be done and Evaluation & submission of reports in accordance with HWP (M) approved procedures.

Visual inspection of vessels and towers internals including surface and welds for degradation and corrosion with the use of video camera having recording and imaging facility. The towers are having dia. 2.3m to 4.5m and height of 50m to 55m. The observations of visual inspection Evaluation & submission of reports in accordance with HWP (M) approved procedures.

IRC Engineering Services India Pvt. Ltd.

Arudra Engineers Pvt Ltd