GB/T 1149.15-2017

Active

Internal combustion engines—Piston rings—Part 15: Coil-spring-loaded oil control rings of narrow width made of cast iron

内燃机 活塞环 第15部分：薄型铸铁螺旋撑簧油环

Standard Type
GBT
ICS
27.020
CCS
J92
Status
现行
Issue Date
2017-07-12
Implementation
2018-02-01
Responsible Dept
中国机械工业联合会
Drafting Unit
N/A