机油控制环|沙特标准|SASO-ISO-6626
SASO-ISO-6626
Internal combustion engines – Piston rings – Coil-spring-loaded oil control rings
内燃机.活塞环.螺旋弹簧加载的机油控制环
Applying Type : Standard Specification
Standard Year : 1989
Approval Year : 2012