Building valves. Manually operated copper alloy and stainless steel ball valves for potable water supply in buildings. Tests and requirements PAS 15 seeds-propagules

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Control engineers

Why should you use BS EN 61197 - Insulation liquids

configuration status accounting and configuration audit

Note: BS 2567 does not cover the safety of roller conveyors

Building valves. Manually operated copper alloy and stainless steel ball valves for potable water supply in buildings. Tests and requirements PAS 15 seeds-propagules1 Scope This European standard applies primarily to copper alloy ball valves, dimensions DN 8 to DN 100, for potable water supply in buildings up to PN 10 and a distribution temperature of 65 C. Occasional excursions up to 90 C are permitted for a period of 1 h maximum. This standard applies also to ball valves in combination with other components in the same body. This standard specifies: the requirements of the materials and the design of ball