This standard specifies the basic dimensions and characteristics of steel combination oil controllers (roll ring types) for piston rings (hereinafter referred to as rings) with a nominal diameter of 200 mm or less used in reciprocating internal combustion engines. , it may also be applied to compressor rings that operate under similar conditions.
JIS B 8032-13:1998 history
2018JIS B 8032-13:2018 Internal combustion engines -- Small diameter piston rings -- Part 13: Expander/segment oil control rings
1998JIS B 8032-13:1998 Internal combustion engines -- Small diameter piston rings -- Part 13: Expander/segment oil control rings