Petroleum, petrochemical and natural gas industries. Plate-type heat exchangers - Plate-and-frame heat exchangers1 Scope This part of ISO 15547 gives requirements and recommendations for the mechanical design, materials selection, fabrication, inspection, testing, and preparation for shipment of plate and frame heat exchangers for use in petroleum, petrochemical and natural gas industries. It is applicable to gasketed, semi welded and welded plate and frame heat exchangers.

The primary objectives are to establish requirements for oral-anticoagulation monitoring systems that will enable lay users to achieve acceptable performance

Why should you use BS EN 14469-2- Test specimens for colouring materials in PVC-P

Other topics include test procedures

PD CEN/TR 16798 discusses the energy performance of buildings

1 Repeatability

— characteristics to be declared by the manufacturers of ultrasonic dental descalers

Who is BS EN 61883-7 - Consumer audio / video equipment for

masts and chimneys that have a higher earthquake resistance

optical properties of oculars

and increased pressures

care must be taken to ensure that the cable is not bent

Test by indirect contact