Internal combustion engines—Piston rings—Part 15:Coil-spring-loaded oil control rings of narrow width made of cast iron
IDT ISO 6626-2:2013
全国内燃机标准化技术委员会(SAC/TC 177)
GB/T 1149的本部分规定了活塞环型号为DSF-C、SSF、GSF、DSF、SSF-L、DSF-NG和DSF-CNP的薄型铸铁螺旋撑簧油环的基本尺寸特征。
本部分适用于气缸直径从60 mm~110 mm的道路车辆用及其他用途的往复式内燃机用的薄型铸铁螺旋撑簧油环。
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