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STN EN 331 (134120)
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Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings
Standard published on 1.1.2017
Selected format: Slovak - Print design (ON REQUEST)
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STN EN 331 (134120)
WITHDRAWN
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Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings
WITHDRAWN published on 1.3.2002
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STN EN 331 (134120)
WITHDRAWN
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Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings
WITHDRAWN published on 1.5.2016
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STN 134130 (134130)
WITHDRAWN
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Ball cocks with male connection PN 16
WITHDRAWN published on 1.3.1991
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STN 134202 (134202)
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Industrial fittings. Swing check valves and flap valves. Technical delivery rules
Standard published on 1.11.1979
Selected format: Czech - Print design (ON REQUEST)
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STN 134210 (134210)
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Industrial fittings. Swing check valves with flanges PN 10, 16, 25, 40, 63 and 100
Standard published on 1.8.1989
Selected format: Czech - Print design (ON REQUEST)
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STN 134309-1 (134309)
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Industrial fittings. Safety valves. Definitions
Standard published on 1.4.1993
Selected format: Czech - Print design (ON REQUEST)
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STN 134309-2 (134309)
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Industrial armatures. Safety valves. Part 2: Technical requirements
Standard published on 1.1.2002
Selected format: Czech - Print design (ON REQUEST)
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STN 134309-3 (134309)
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Industrial armatures. Safety valves. Part 3: Calculation of flowing capacity
Standard published on 1.9.1995
Selected format: Czech - Print design (ON REQUEST)
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STN 134309-4 (134309)
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Industrial armatures. Safety valves. Part 4: Type tests
Standard published on 1.9.1995
Selected format: Czech - Print design (ON REQUEST)
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