Hydrauliske systemer og komponenter til Allmenn bruk

This document specifies the requirements for design, manufacture and installation of metal bellows expansion joints with circular cross section for pressure applications, i.e. maximum allowable pressure greater than 0,5 bar.

This document specifies minimum requirements for the design, testing and production testing of valves, including appropriate fittings, which are connected to mobile or static LPG pressure vessels above 150 l water capacity. Pressure relief valves and their ancillary equipment, contents gauges and automotive LPG components are outside the scope of this document. This document does not apply to refineries or other process plants.