All Hot Rolled Steel Plate (upto 6 mm) Sheet and Strip for the Manufacture of Low Pressure Liquefiable Gas Cylinders are categorized under IS 6240. All models and brands that meets IS 6240 standards are required to get ISI Certification before its launch or import to the Indian consumer market. ISI Certificated will be issued to the manufacturer only (not to dealer/trader or distributor) whether manufacturer is in India or in abroad does not matter. Please refer Info section for more details.