Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated - Steel flanges shop-only ISBN 0 580 37529 3

ISBN 0 580 37529 3

This standard applies to the governance of all management processes that relate to information and communication technology services in organizations

installation and maintenance of fixed and semi-fixed systems

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Location of test samples for tensile and impact tests

Flanges and their joints. Circular flanges for pipes, valves, fittings and accessories, PN designated - Steel flanges shop-only ISBN 0 580 37529 3This European Standard for a single series of flanges specifies requirements for circular steel flanges in PN designations PN 2,5 to PN 100 and nominal sizes from DN 10 to DN 4 000. This standard specifies the flange types and their facings, dimensions, tolerances, threading, bolt sizes, flange jointing face surface finish, marking, materials, pressure temperature ratings and approximate flange masses. This standard does not apply to flanges made from