Industrial Gas Refilling and Cylinder Recertification Services for ISRO U R Rao Satellite Centre

This tender, issued by the Department of Space through the Indian Space Research Organisation (ISRO) for the U R Rao Satellite Centre, is seeking bids for the comprehensive refilling of industrial gases. Under Bid Number GEM/2026/B/8206204, the organisation is looking for a reliable supplier to provide a range of essential gases, including Commercial Nitrogen Gas (99.5% purity, IS 1747:1972), Commercial Oxygen Gas (not less than 99% purity, IS 309:1974), Dissolved Acetylene Gas (not less than 96% purity, IS 308:1998 2nd Revision), and Ultra High Purity Argon Gas (not less than 99.9995% 5.5K Grade). The scope also encompasses crucial ancillary services such as testing and re-certification of cylinders when due for hydraulic testing as per PESO guidelines, painting charges per cylinder, acetone charges for Dissolved Acetylene cylinders, replacement of cylinder valves, valve spindles, gland nuts, valve guard caps, and the service of drilling out broken valve spindles. Furthermore, the contract includes all necessary transportation charges for the collection of empty cylinders and the delivery of refilled cylinders to and fro the facility located at 560017U R RAO SATELLITECENTRE (URSC) DEPARTMENTOF SPACE OLD AIRPORTROADVIMANAPURA PO. The bidding period opens on November 2, 2026, at 3:41 PM and closes on November 23, 2026, at 4:00 PM, with a total estimated quantity of 569 units.