Trenchless applications of ductile iron pipes systems. Product design and installation Ingestion-build-180956 4 Principle

4 Principle

This QOS Framework provides a basis for the specification of extensions and enhancements to existing or planned standards

BS EN 62273-1 on terrestrial digital television transmitters is relevant to:

the measurements can be used for comparison purposes

— with an operating pressure (Po) of maximum 50 kPa (0

Trenchless applications of ductile iron pipes systems. Product design and installation Ingestion-build-180956 4 Principle1 Scope This International Standard specifies the requirements, test methods and installation technologies applicable to ductile iron pipes used in trenchless applications: to convey water or wastewater; operated with or without pressure. NOTE In this International Standard, all pressures are relative pressures expressed in bar(s)1. This International Standard specifies materials, dimensions and tolerances, mechanical properties and standard coatings