Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated - Cast iron flanges1 Scope This standard specifies requirements for circular flanges made from ductile, grey and malleable cast iron for DN 10 to DN 4000 and PN 2,5 to PN 63. (See 4. 1 and 4. 2). This standard specifies the types of flanges and their facings, dimensions and tolerances, bolt sizes, surface finish of jointing faces, marking, testing, quality assurance and materials together with associated pressure temperature (p T) ratings.

comprising frontend (toilet facility) and backend (treatment facility) components that

BS EN 17058 concerns the elements of exposure assessment and provides guidance for various applications

maintain or support the security and safety of the organization’s products

designated Type C and Type A

protection against external influences

Product development engineers/innovation teams

The method specified in BS EN ISO 6145-8 also provides a relative expanded uncertainty of measurement

The assembly structure can be supplied as a single file

PD IEC/PAS 63151 on requirements for vector measurement-based systems to measure the Specific Absorption Rate (SAR) is useful for:

This document is applicable to vehicles (mono-fuel

cylinder head gasket

power factor meters and synchroscopes having an analogue display