China 'GB/T 8243.4-2003
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 8243.4-2003
Methods of test for full-flow lubricating oil filters for internal combustion engines--Part 4: Initial particle retention efficiency,life and cumulative efficiency(gravimetric method) 内燃机全流式机油滤清器试验方法 第4部分: 原始滤清效率、寿命和累积效率(重量法)
Issued Date:2003-04-15
Implemented Date:2003-09-01
Issued by:
The Standardization Administration of the People's Republic of China