COMMUNIQUÉ ON TS 1143 ‘‘ PISTON RINGS MADE OF CAST IRON FOR MOTOR VEHICLES PISTONS ’’ STANDARD (COMMUNIQUÉ NO: MSG - MS - 2018/ )
This standard covers compression piston rings made of cast iron with nominal diameters of 30 mm to 200 mm (inclusive) used in internal combustion engine pistons with one-piece of unsprung oil piston rings.