Lubricants, industrial oils and related products (Class L) — Family D (compressors) — Part 3: Specifications of categories DRA, DRB, DRC, DRD, DRE, DRF and DRG (lubricants for refrigerating compressors)
STANDARD published on 1.10.2019
Designation standards: ISO 6521-3:2019
Publication date standards: 1.10.2019
The number of pages: 13
Approximate weight : 39 g (0.09 lbs)
Country: International technical standard
Category: Technical standards ISO