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STN is a protected designation of Slovak national technical standards.
Cast-iron manhole covers and gully gratings. Circular cover
WITHDRAWN published on 1.3.1985
Selected format:Cast-iron products for sewerage. Grey cast iron cover frame for entry shafts with concrete ring
WITHDRAWN published on 1.3.1964
Selected format:Cast-iron products for sewerage. Grey cast iron cover plate for entry shafts with concrete filling for 25 t test load
WITHDRAWN published on 1.3.1964
Selected format:Cast-iron products for sewerage. Grey cast iron cover plate with concrete filling for entry shafts for 40 t test load
WITHDRAWN published on 1.3.1964
Selected format:Cast-iron manhole covers and road gulley gratings. Entrance shaft cover
WITHDRAWN published on 1.3.1985
Selected format:Cast-iron products for sewerage. Circular cover for inlet manholes
WITHDRAWN published on 1.3.1980
Selected format:Cast-iron manhole covers and road gulley gratings. Light grating
WITHDRAWN published on 1.6.1983
Selected format:Cast-iron manhole covers and road gulley gratings. I.D. 300 grating
WITHDRAWN published on 1.6.1983
Selected format:Sewage cast-iron products. Double grid for roadways
WITHDRAWN published on 1.11.1957
Selected format:Sewage cast-iron products. Grid with funnel for roadways
WITHDRAWN published on 1.11.1957
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
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