Industrial valves. Actuators - Hydraulic part-turn actuators for industrial valves. Basic requirements1 Scope This document provides basic requirements for hydraulic part turn valve actuators, both double acting and single acting, used for on off and modulating control duties. It includes guidelines, recommendations and methods for enclosure and corrosion protection, control and testing. It does not apply, to hydraulic actuators that are integral parts of control valves or to electro hydraulic actuators. Other requirements or conditions of use

Annex A of BS EN 61290-10-4 provides guidance on the limits of this technique for high input power

Mapping of services

It is applicable whenever sampling exercises or investigations are to be carried out to determine soil quality

and levels of maturity

ISO 98 is an international standard that discusses the specifications of textile machinery and accessories

Number of escape stairs

BS 4163 covers the supply and safe use of equipment

and equipment in housing and transportation

this eliminates phosphorous interference if the phosphorous concentration is below 500 mg/l

address certain specific aspects of the connection of the RVS to a network or to other radiotherapy equipment

It is not applicable to pedestrian-controlled earth-moving machinery (see ISO 17063) or crawler earth-moving machines with steel or rubber tracks that travel at <20 km/h (see ISO 10265)

square and rectangular extruded bars