Gas infrastructure. Pressure testing, commissioning and decommissioning procedures. Functional requirements1 Scope This European Standard describes common principles for pressure testing, commissioning and decommissioning of gas infrastructures as covered by the functional European Standards of the Technical Committee CEN TC 234, see Annex B. They have been extracted from the detailed codes of practice and operating manuals in the member countries. This European Standard does not cover installation pipework which is covered by EN 1775. The specified

BS EN 14182 provides you with the list of essential requirements relating to the manufacture and composition of packaging as well as those specific to its reuse and recovery (whether as materials

This guide strictly deals with cleaning and does not describe any methods that are related to disinfection

Interfaces are necessary to effectively accomplish the connections of tractors and combinations

NOTE 2 Useful background information for this document is available in ISO 24113

Whilst the development of the SPI specification draws exclusively on examples from the education sector

prEN ISO 15614-5

ISO 23599 on product specifications for tactile walking surface indicators is relevant to-

This part of IEC 61558 deals with the safety of constant voltage transformers for general applications and power supply units for constant voltage for general applications

and step-by-step procedures for the tensile load test

NOTE Further details about sampling and sample preparation can be found in ISO 14887 and ISO 14488

provided that a well-justified additional allowance is made to their uncertainties (see Annex B)

the squareness of rectangular glass panes is now expressed by the difference between its diagonals