![]() – – Annex C 4.1.1 Test method for reinforced pneumatic tires has been changed to Annex B – Annex F 4.4.1 Procedure for bead acceptance test has now become Annex E 4.4Īutomotive Vehicles - Pneumatic Tyres for Commercial Vehicles - Diagonal and Radial Ply - Specification – the rules of marking with the standard logo of BIS have a different legal basis (no real change). – the requirement of two-year quality control checks in production has been deleted without replacement. ![]() there are new requirements for testing tires with other nominal values than those listed in Annex C of the standard – 6.2.5.2: the material is now also decisive for the classification of the tire type. – Marking requirements have been specified – 6.3. the design methods were specified more precisely. the designation tire size was extended – 3.20. – 3.3.4 The definition of reinforced tires has been reformulated: – 3.17. Pneumatic Tyres for Passenger Car Vehicles - Diagonal and Radial Ply - Specification The new versions include the following changes: IS 15633: 2022 Until now, the standards IS 15633:2005 applied to passenger car tires, IS 15636:2016 to commercial vehicle tires and IS 15627 to tires for two- and three-wheelers, rickshaws and similar vehicles and small vehicles.Īll three have now been updated and renamed IS 15633:2022, IS 15636:2022 and IS 15627:2022. Since 2009 car tires have been covered by mandatory BIS-ISI certification in India. The Indian standards for car tires have been revised and updated in April 2022 by the Bureau of Indian Standards(BIS) technical committee. ![]() Updates on Indian Standards for Tires 12.
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