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STN is a protected designation of Slovak national technical standards.
Graphic symbols for vacuum equipment schemes
WITHDRAWN published on 1.1.1971
Selected format:Vacuum equipment. Nominal diameters
WITHDRAWN published on 1.5.1980
Selected format:Mechanical vacuum pumps. Methods of measurement of basic parameters
WITHDRAWN published on 1.1.1984
Selected format:Methods of measurement of performance characteristics of diffusion, ejector and booster vacuum pumps. Measurement of the volume rate of flow
WITHDRAWN published on 1.1.1973
Selected format:Vacuum flanged connections. Types and basic dimensions
WITHDRAWN published on 1.1.1974
Selected format:Vacuum equipment. Fixed flanges for vacuum connections
WITHDRAWN published on 1.10.1980
Selected format:Vacuum equipment. Rotary flanges for vacuum connections
WITHDRAWN published on 1.10.1980
Selected format:Spacer rings for vacuum connections
WITHDRAWN published on 1.1.1974
Selected format:Clamps for vacuum connections with flange collars
WITHDRAWN published on 1.1.1974
Selected format:Vacuum equipment. Flanged connections for high-vacuum systems. Design, dimensions and technical requirements
WITHDRAWN published on 1.2.1986
Selected format:Latest update: 2026-05-15 (Number of items: 2 278 685)
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