Posted on December 19, 2017December 20, 2017 by Pulse AssentISO 20623:2017 Petroleum and related products. Determination of the extreme-pressure and anti-wear properties of lubricants. Four-ball method (European conditions) Link: ISO 20623:2017 Petroleum and related products. Determination of the extreme-pressure and anti-wear properties of lubricants. Four-ball method (European conditions) Source: BSI Standards Related Posts:New laws to introduce digital labelling for…Government backs SMEs with new Help to Grow campaign…UK signs landmark economic partnership with NigeriaSmall businesses benefitting more than ever from…SME Council membership revealed ahead of first meeting