Gaseous hydrogen. Fuelling stations - Valves1 Scope This document provides the requirements and test methods for the safety performance of high pressure gas valves that are used in gaseous hydrogen stations of up to the H70 designation. This document covers the following gas valves: check valve; excess flow valve; flow control valve; hose breakaway device; manual valve; pressure safety valve; shut off valve.

Determination of required performance level (PLr)

BS 9295 could help you design pipelines that enable a variety of pipes to be assessed for the suitability of their structural performance when buried in trenches or embankments ensuring the strength

in waste water and in soil

BS 6944 on flash welding of butt joints in ferrous metals is useful for:

background and purpose along with the switching tests which allows them to effectively manufacture and test high-voltage switchgear and controlgear for rated voltages above 52 kV

Method for the determination of drape

Public transport operations

covering the range 0

Manufacturers and suppliers of filler metal for welding

Specification’ which will be withdrawn

and heat pumps with combined space heating and/or cooling and domestic hot water production

conformability