Published
This document specifies several methods for the empirical estimation of the consistency of lubricating greases and petrolatum by measuring the penetration of a standardized cone.
WITHDRAWN
ISO 2137:2007
PUBLISHED
ISO 2137:2020
90.93
Standard confirmed
Sep 11, 2025
Petroleum products and lubricants — Determination of cone penetration of lubricating greases and petrolatum
90.93 Standard confirmed