Plastics piping systems for renovation of underground gas supply networks - GeneralWhat is this standard about? This document specifies the requirements and test methods for plastics piping systems intended to be used for the renovation of underground gas supply networks. It is applicable to pipes and fittings, as manufactured, as well as to the installed lining system. It is not applicable to the existing pipeline or any sprayed coatings or annular filler. This document gives the general requirements common to all relevant

ISO 11990 specifies a method of testing the continuous wave (cw) laser resistance of the shaft of a tracheal tube and the cuff regions including the inflation system of tracheal tubes designed to resist ignition by a laser

are included

reacts to produce a hardened monolithic material

in conjunction with ISO 11299‑1

it is advisable to give due consideration to the environmental impact from the product during its life cycle

ISO/TR 21965 discusses the following objectives:

The future of manufacturing is digital

13 Structures and fittings

Who is ISO 14851 for

or 600 V d

BS EN ISO 12499:2008 Industrial fans

and related surface defects