
Petroleum and Related Products - Determination of the Extreme-pressure and Anti-wear Properties of Lubricants - Four-ball Method (european Conditions) (iso 20623:2017)
出版:National Standards Authority of Ireland

专家解读视频
Describes procedures for the measurement of the extreme pressure (EP) and antiwear properties of liquid lubricants (categories C, D, F, G, H, M, P of ISO 6743-99), lubricating greases (ISO 6743-9, category X) and other consistent lubricants.
NF EN ISO 20623:2004 - Identical
NS EN ISO 20623:2018 - Identical
ONORM EN ISO 20623:2018 - Identical
EN ISO 20623:2018 - Identical
SN EN ISO 20623 : 2004 - Identical
UNI EN ISO 20623 : 2005 - Identical
BS EN ISO 20623 : 2003 - Identical
ISO 20623 : 2017 - Identical
ISO 20623 : 2003 - Identical
NBN EN ISO 20623 : 2004 - Identical
UNE EN ISO 20623 : 2004 - Identical
EN ISO 20623 : 2018 - Identical
DIN EN ISO 20623 : 2004 - Identical
NF EN ISO 20623 : 2004 - Identical
ISO 20623 : 2017 - Identical
EN ISO 20623 : 2018 - Identical
BS EN ISO 20623:2018 - Identical