District cooling pipes. Factory made flexible pipe systems - Bonded system with plastic service pipes; requirements and test methodsWhat is BS EN 174142 about? BS EN 174142 is the second part of the BS EN 17414 series of documents that specifies requirements and test methods for factory made thermally insulated bonded flexible pipe in pipe assemblies for directly buried district cooling distribution systems, comprising a service pipe and a casing of polyethylene. The pipe assembly can also include the following additional elements: measuring wires, spacers, and diffusion barriers.

iodine and fluorine

Note: Paralleling of LCLs to increase power supply line reliability is not covered by BS EN 16603-20-20

The process carbon footprint study is carried out according to ISO 14067 as a partial carbon footprint

This document provides guidelines for the characterization of compounds containing single-wall carbon nanotubes (SWCNTs) by using optical absorption spectroscopy

A common basis facilitates the development of test and certification procedures

BS EN 1731 also provides users with test methods which contribute to the performance characteristics of mesh eye and face protectors ensuring their reliability

The expression of results has been changed to milligrams of sodium hydroxide per 100 g of dry matter for more precision

Whenever possible BS EN 13674-4 is performance based

What is ISO 19454 – Daylight opening design for indoor environment about

along with the conditions for storage and transportation

It is a collateral standard which means its objective is to specify requirements that are in addition to those of the general standard

This Part of BS 7258 specifies minimum safety requirements for general purpose laboratory fume cupboards and describes the methods of test to be used to determine their performance