Standard No.:	GB/T 1149.15-2017
English Name:	Internal combustion engines―Piston rings―Part 15:Coil-spring-loaded oil control rings of narrow width made of cast iron
Chinese Name:	内燃机 活塞环 第15部分：薄型铸铁螺旋撑簧油环
Chinese Classification:	J92    Engine body and moving parts
Professional Classification:	GB    National Standard
Issued by:	MOHURD and AQSIQ
Issued on:	2017-07-12
Implemented on:	2018-2-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	14500 words
Price(USD):	430.0
Delivery:	via email in 1~5 business day

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毫米到110毫米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。