Industrial valves. Pressure testing of metallic valvesBS ISO 5208: 2008 Industrial valves. Pressure testing of metallic valves BS ISO 5208 establishes basic requirements and practices for pressure testing valves of various configurations that are used in general purpose, power generation, petroleum, and petrochemical or allied industry applications. It provides a consistent set of procedural requirements and acceptance criteria that can be considered in conjunction with valve specific standards

This European Standard covers special fire detectors

Complying with regulatory requirements

BS EN 102770-4:2008 contains:

provided the technical requirements of BS EN 10225 are maintained

Bolt and nut assemblies conforming to this document may include washer(s) according to BS EN 14399-6 or to BS EN 14399-5 (under the nut only)

Lower maximum contents for phosphorus and sulphur

determination of variations in luminous transmittance

thus recognizing their increased acceptability in simpler voice alarm systems where manual control is not required

It is suitable for joints intended for the conveyance of water for human consumption

Methods of testing and required test results

The consequences of such misconnections are variable but a significant number are actually or potentially fatal*

Who is BS EN 754-4 - Square bars