SAIL-ULTRASONIC THICKNESS TESTING OF OVERHEAD GAS & UTILITY PIPELINE
STEEL AUTHORITY OF INDIA LTD.
ROURKELA STEEL PLANT ROURKELA: 769011 (ORISSA)
DEPARTMENT OF CONTRACT CELL (WORKS)
REF No: 021/633/2282000002/01/00/500008672, DATED:25.04.2022
ULTRASONIC THICKNESS TESTING OF OVERHEAD GAS & UTILITY PIPELINE