Industrial valves. Diaphragm valves of thermoplastics materials1 Scope This International Standard specifies requirements for the design, functional characteristics and manufacture of diaphragm valves made of thermoplastics materials intended for isolating and control service, their connection to the pipe system, the body materials and their pressure temperature rating between 40 C and + 120 C, for a lifetime of 25 years, and also specifies their tests. This International Standard is applicable to hand or power

Annex A (informative) - Numerical examples

iron is included in the analytical program to be prepared

The bibliography has been complemented

What is BS EN 16939 - Detection of tylosin

exemplified by terminological entries in ISO and IEC documents

ISO 15186-3 specifies intensity measuring instrumentation that is capable of measuring intensity levels with reference to decibels in one-third-octave bands

for a single system

BS 8206-2:2008 gives recommendations regarding design for daylight in buildings

and tests that are specific to gas analyzers

What is BS EN 14776-  Telemetry and telecommand packet utilization about

ISO 22400‑2 is the second part of the ISO 22400 that discusses automation systems and integration

This edition includes the following significant technical changes with respect to the previous edition: