​​​​​

Technical Committee No TC07
Status Replaced
Category Oil and Gas Sector
Sub Category

ISO 26422:2011 specifies a method of determining the shear stability of polymer-containing lubricating oils, including pressure fluids, by the four-ball tester as specified in ISO 20623, but using a tapered roller bearing. The test results allow prediction of the in-service permanent viscosity loss.

Files

pdf
English

9 Pages

KWD 25.600