
Methods Of Test For Petroleum And Its Products - Bs 2000-239: Determination Of The Extreme-pressure And Anti-wear Properties Of Fluids - Four Ball Method (european Conditions)
出版:Energy Institute (formerly Institute of Petroleum)

專家解讀視頻
Gives procedures for the measurement of the extreme-pressure (EP) and anti-wear properties of lubricating oils and fluids by means of the four ball machine.
Also numbered as BS EN ISO 20623 & IP 239 (05/2004)
IP 239:2007 - Equivalent
ISO 20623:2003 - Identical
BS EN ISO 20623:2003 - Equivalent