Piping. Bolts for flanged pipeline joints. Dimensions
STANDARD published on 1.12.1987
Designation standards: STN 131520
Classification mark: 131520
Catalog number: 53054
Note: WITHDRAWN
Publication date standards: 1.12.1987
Approximate weight : 18 g (0.04 lbs)
Country: Slovak technical standard
Category: Technical standards STN