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naSRPS EN 1254-4:2018

Фаза: 40.60 - Завршетак јавне расправе
Почетак: 2019-09-03
Крај: 2019-11-03

Веза са међународним стандардима
Ovaj standard je identičan sa: prEN 1254-4 CEN/TC 133

Наслов на српском језику

Bakar i legure bakra - Fitinzi za vodovodne instalacije - Deo 4: Navojni fitinzi

Наслов на енглеском језику

Copper and copper alloys - Plumbing fittings - Part 4: Threaded fittings

Апстракт на српском језику

Ovim dokumentom se utvrđuju karakteristike proizvoda, metode procene, kriterijum usaglašenosti i sistem označavanja navojnih fitinga. Krajevi ovih navoja su sa metalnim i nemetalnim zaptivnim elementima u svrhu spajanja sa cevima, fitinzima ili ventilima i imaju opseg veličina od 3,175 mm (1/8”) do 101,6 mm (4”). Navojni fitinzi su projektovani za radni vek do pedeset godina.

Апстракт на енглеском језику

This document specifies product characteristics, assessment methods, compliance criteria and a designation system for threaded fittings. These threaded ends exist with metallic and with non-metallic sealing elements for the purposes of joining with tubes, pipes, fittings or valves, the threaded ends have a size range from 3,175 mm (1/8") to 101,6 mm (4"). The threaded fittings are designed for a service lifetime up to fifty years. The fittings are used up to the operating temperatures and maximum operating pressures as indicated in Annex A. This document applies to copper alloy fittings. A non-exhaustive list of these copper alloys is given in CEN/TS 13388. Threaded fittings may also have flanged end connections according to EN 1092-3. Threaded fittings may also have a plated or other decorative surface coating. Fittings can be produced by machining, metal forming, casting, or fabrication. Products covered by this document are intended to be used in: a) liquid applications: - hot, cold or combined hot and cold water systems according to EN 806; - closed heating systems according to EN 12828 and cooling systems; - drainage systems; - sprinkler systems according to EN 12845. b) gas applications: - natural gas and liquefied petroleum gas systems with a maximum operating pressure less than or equal to 5 bar according to EN 1775; - compressed air systems.

Комисија за стандарде


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Директиве

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