EN 1515-4 PDF

EUROPEAN STANDARD. NORME EUROPÉENNE. EUROPÄISCHE NORM. EN December ICS ; ; Flanges and their joints — Bolting Part 4: Selection of bolting for equipment subject to the Pressure Equipment Direc. Norma numero: EN Titolo: Flanges and their joints – Bolting – Part 4: Selection of bolting for equipment subject to the Pressure Equipment.

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The bolting manufacturer shall apply respective procedures to ensure traceability of material and fn be able to provide respective documentation for the starting material used. Introduzione I corsi di formazione Calendario Archivio corsi. NOTE 1 In general, bolting will be delivered: If these details are to be used for any other purpose than implementation then the prior written permission of BSI must be obtained. Wherever material combinations are listed upper suitable temperature is chosen to comply with the lowest permissible of one of them.

It is incorporated by Royal Charter. The length of studs shall be measured including points. We need your help to maintenance this website.

Copper alloy flanges [8] ENFlanges and their joints — Circular flanges for pipes, valves, fittings and accessories, class designated — Part 4: Except as permitted under the Copyright, Designs and Patents Act no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means — electronic, photocopying, recording or otherwise — without prior written permission from BSI. It specifies standards and additional requirements for dimensions, materials and technical conditions of delivery for bolting.

Compliance with a British Standard cannot confer immunity from legal obligations. The points shall be chamfered or rounded at the bolting manufacturer’s option. The lengths are stepped by increments of 5 mm for length up to 80 mm, by increments of 10 mm for length above 80 mm and up to mm, and by increments of 20 mm for length above mm.

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Some bolting materials listed in Tables 4 and 5 are not covered by Table 3, but tM is given in addition. Nuts with specified proof load values — Coarse thread ISO 151-4 Bolts, screws and studs ISO Cast iron flanges [2] ENFlanges and their joints — Circular flanges for pipes, valves, fittings and accessories, PN designated — Part 3: Test method [10] ENUnfired pressure vessels — Part 2: Politica europea sulla normazione Normazione e professioni non regolamentate.

Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights.

BS EN Flanges Bolting – Free Download PDF

NOTE It is 1551-4 purchaser’s option to require a supply in assembled condition. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies.

Starting material shall comply with EN Consequently the technical data stated in the material standard shall be assessed against the design requirements of this 151-4 item of equipment to verify that the ERs of the PED are satisfied. It is not the intention to specify all possible applications but to give guidance on the most commonly applications. Leggere attentamente le istruzioni prima di effettuare il download. Classification of bolt materials for steel flanges, Class designated [7] ENFlanges and their joints — Circular flanges for pipes, valves, fittings and accessories, Class designated — Part 3: Users are responsible for its correct application.

Cold working is just necessary and therefore permitted for austenitic stainless steel bolting in accordance to property class 70 and for nuts in accordance to property classes 5 and 8. NOTE 1 Final heat treatment is not necessary for bolting rn are machined from adequate pre-treated bars. Size px x x x x For bolts and studs, the inspection certificate or the test report shall contain at least the following: Steel flanges EN BSI offers members an individual updating service called PLUS which 1515-44 that subscribers automatically receive the latest editions of standards.

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EN 1515-4:2009

Requirements concerning the strength category for bolting as given in EN Bolts, screws and studs with specified property classes — Coarse thread and fine pitch thread ISO When selecting bolting according to this European Standard it is essential 115-4 take into account other parameters such as type of fluids, corrosion hazards and relaxation at elevated temperatures.

The bolting selection covered by this European Standard is regarded to be used for combination with flanges according to the series EN PN designated flanges and the series EN Class designated flanges.

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Combination of bolting materials other than the combinations shown may reduce the given temperature limits. It is not the intention to specify all possible applications but to give guidance on the most commonly applications. Report “BS EN For undated references, the latest edition of the referenced document including any amendments applies. The use of free-cutting steel is not permitted. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by Juneand conflicting national standards shall be withdrawn at the latest by June NOTE 1 Deviations from increments given may be agreed between purchaser and bolting manufacturer.

NOTE 1 The bolting selection given may be used in combination with non-standard flanges too provided that the range of application of the equipment for which the bolting is intended to be used is covered. ENFlanges and their joints — Bolting, consists of the following parts: