Документы

British Standards Institution

Flanges and their joints  Circular flanges for pipes, valves, fittings and accessories, Class designated  Part 3: Copper alloy flanges - CORR 15320: August 25, 2004
 N BS EN 1759-3

Annotation

This European Standard specifies requirements for circular copper alloy flanges and copper alloy collars combined with loose steel plate flanges in Class designations Class 150 and Class 300 and nominal sizes from DN 10 to DN 900 (NPS to NPS 36) in the types shown in Table 1.

This standard also specifies dimensions and tolerances, materials and their associated pressure/temperature (p/T) ratings, flange facings and related surface finish, weld repairs and marking together with information on bolting, gaskets, application and installation and approximate flange masses.

The flanges specified, with the exception of integral (type 21) flanges, are for attachment to copper or copper alloy tubes in accordance with EN 12449.

NOTE 1 The size of copper and copper alloy tubes is designated by reference to the outside diameter in millimetres.

NOTE 2 See also annex B.

NOTE 3 Non-gasketed pipe joints are outside the scope of this standard.

Автоматический перевод:

Фланцы и ее связи. Круг фланцы для труб, арматур, профильных деталей и запчастей, после Class обозначает. Фланцы из медных сплавов - CORR 15 320: Август 25, в 2004