BVAA’s Technical Hot Spot

Testing of valves - Fire type-testing requirements (ISO 10497:2010) BS EN ISO 10497:2010

Published: 26th March 2018 | Issue 44 Share article:

What is it?:
This International Standard specifies fire type-testing requirements and a fire type-test method for confirming the pressure-containing capability of a valve under pressure during and after the fire test. It is not applicable to the testing requirements for valve actuators other than manually operated gear boxes or similar mechanisms when these form part of the normal valve assembly.

Why Is it Important?:
This standard is widely used for fire type testing. Members are reminded that valves that have been tested in accordance with this standard or, which are qualified as being Fire-Type tested as a result of representative samples having been tested, are required to be marked in accordance with Clause 7.5 as follows: - 7.5 Special marking In addition to the marking required by relevant standards and regulations, valves conforming to this International Standard shall be marked “ISO-FT” (which stands for ISO fire-tested).

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