supply of supply, installation, commissioning & training of portable digital ultrasonic flaw detectors (usfd) with a-scan storage , supply, installation, commissioning & training of portable digital ultrasonic flaw detectors (us fd) with a-scan storage with accessories as per rdso specification no. m&c / ndt /125 / 2004, rev ll of ja nuary 2017 or latest. the equipment shall be suitable for testing of locomotives, .carriage & wagon axles and other components using suitable probes. the material must be supplied by oem or oem authorized ven dor. the rdso specification no. m&c / ndt / 125 / 2004, rev ll of january 2017 or latest should strictly b e adhere to. make/brand: eeci, modsonic or similar [ warranty period: 30 months after the date of deliver y ] ]