NF EN ISO 6743-4

Lubricants, industrial oils and related products (class L) - Classification - Part 4 : family H (Hydraulic systems)

ISO 6743-4:2015 establishes the detailed classification of fluids of Family H (Hydraulic systems) which belong to class L (Lubricants, industrial oils, and related products). It is intended to be read in conjunction with ISO 6743‑99. This classification system does not include automotive brake fluids or aircraft hydraulic fluids.

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