Plastics piping systems for hot and cold water installations — Polyethylene of raised temperature resistance (PE-RT) — Part 7: Guidance for the assessment of conformity
ISO/TS 22391-7:2011 gives guidance on the assessment of conformity of products and assemblies in accordance with other applicable part(s) of ISO 22391 intended to be included in the manufacturer's quality plan as part of the quality management system and for the establishment of third-party certification procedures.
In conjunction with the other parts, ISO/TS 22391-7:2011 is applicable to hot and cold water installations within buildings for the conveyance of water, whether or not intended for human consumption (domestic systems), under design pressures and temperatures appropriate to the class of application.
Life cycle
NOW
WITHDRAWN ISO/TS 22391-7:2011 95.99
Withdrawal of Standard 23 nën 2018
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