Piping systems for rehabilitation of underground drains, sewers and water supply networks — Part 1: ...
This document specifies requirements and test methods for pipes and fittings which are part of piping systems for the rehabilitation by means of renovation and trenchless replacement of underground non-pressure and pressure drainage and sewerage networks and water supply networks, which transport water intended for human consumption, including raw water pipelines.
It is applicable to polyethylene…
Agricultural vehicles — Mechanical connections on towed vehicles — Dimensions for hitch rings
This International Standard specifies dimensional requirements for the attachment of agricultural, non-balanced
trailers and implements by means of hitch rings to the rear of towing vehicles equipped with a hook specified in ISO
6489-1. Its purpose is to ensure the interchangeability of the mechanical connections on agricultural towed
vehicles.
This International Standard is applicable to rings…
Medical electrical equipment — Part 2-70: Particular requirements for basic safety and essential per...
This document is applicable to the basic safety and essential performance of sleep apnoea breathing therapy equipment, hereafter referred to as ME equipment, intended to alleviate the symptoms of patients who suffer from obstructive sleep apnoea by delivering a therapeutic breathing pressure to the respiratory tract of the patient. Sleep apnoea breathing therapy equipment is intended for use in…
