ČSN EN 13828 Armatury budov - Ručně ovládané kulové kohouty ze slitin mědi a z korozivzdorné oceli k rozvodu pitné vody v budovách - Požadavky a zkoušeníNOVÁ NORMA
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ČSN EN 13828
This document applies primarily to copper alloy and stainless steel ball valves with dimensions DN 6 to DN 100, for installations in buildings for potable water supply up to PN16 and a maximum distribution temperature of 65 °C. Occasional excursions up to 90 °C are permitted for a period of 1 h maximum. The ball valves are classified by their nominal pressure being either PN10 or PN16. This document specifies: - the requirements of the materials and the design of ball valves; - the mechanical, hydraulic and acoustic requirements of ball valves; - the test methods to verify the requirements of ball valves; - the marking requirements of ball valves.
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