This standard specifies the inspection and evaluation methods for the metallographic structure of single-cast piston rings made of ordinary alloy cast iron. This standard is applicable to the inspection of the metallographic structure of piston rings of internal combustion engines with a cylinder diameter less than or equal to 160mm.
JB/T 6016-1992 history
2008JB/T 6016.1-2008 Internal combustion engines.Piston rings.Metallographic inspections.Part 1: For singlecast cast iron
1992JB/T 6016-1992 Metallographic Examination of Single Cast Piston Ring of Internal Combustion Engine