EN 12735-2 PDF

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BRITISH STANDARD BS EN Incorporating Amendment No. 1 Copper and copper alloys — Seamless, round copper tubes for air. BS EN specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes, smooth. DIN EN Copper and copper alloys – Seamless, round tubes for air conditioning and refrigeration – Part 2: Tubes for equipment.

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The BSI copyright date displayed in this document indicates when the document was last issued.

Various BSI electronic information services are also available which give details on all its products and services. The tests shall be carried out in accordance with 8. NOTE Informative references to documents used in the preparation of this e, and cited at the appropriate places in the text, are listed in the bibliography.

Page 17 EN ENMetallic materials — Tensile testing — Part 1: NOTE Results may be used from analyses carried out at an earlier stage of manufacturing the product, e. What is a standard? Test with an internal probe on the inner surface. Seamless, round tubes for air conditioning 12735- refrigeration. Copyright Copyright subsists in all BSI publications.

BS EN 铜和铜合金 空调和制冷用无缝圆铜管 第2部分:设备用管子 – MBA智库文档

Page 14 EN Seamless, round tubes for air conditioning and refrigeration Tubes for piping systems. Cool the beaker in a desiccator and weigh it.

If permission is granted, the terms may include royalty payments or a licensing agreement. Compliance with a British Standard does not of itself confer immunity from legal obligations.

Amendments issued since publication Amd. Seamless, round copper tubes for air conditioning and refrigeration.

Copper and copper alloys. Each tube shall be capped, plugged or otherwise closed at both ends so as to maintain the internal cleanliness of the tube under normal conditions of handling and storage.

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rn Accept and continue Learn more about the cookies we use and how to change your settings. Non-ferrous metal pipes Ventilation and air-conditioning systems. 1273-52 Although the material symbol designation used in this standard might 12375-2 the same as that in other standards using the 127735-2 system given in ISOthe detailed composition requirements are not necessarily the same. 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.

The reference standard tube shall contain holes produced from the drill diameters in Table 9. For tubes greater than 42 mm diameter, a method of non-destructive testing, if required, shall be agreed between the purchaser and the manufacturer. BSI also holds the copyright, in the UK, of the publications of the international standardization bodies.

NOTE For routine controls in the course of quality assurance procedures, other methods may be used as an alternative. SIS – Materialteknik International title: Close the other end of the test piece and agitate the tube, in order to clean thoroughly the whole of its internal surface.

These informative references are cited at the appropriate places in the text and the publications are listed hereafter. ENCopper and copper alloys — European numbering system. When you use our service you can be assured the latest editions and easy access.

Although we endeavour to maintain an up-to-date catalogue, on occasion we may not have the latest version of a document, including where it has not yet been provided through an international feed. In addition, the purchaser shall also state on the enquiry and order any special requirements, if required. Up-to-date lists and bibliographical references concerning 21735-2 national standards may be obtained on application to the Management Centre or to any CEN member.

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Report error on page. For this harmonized supporting standard for materials, presumption of conformity to the Essential Require- ments of the Directive is limited to technical data of the material in the standard and does not presume ade- quacy of the material to specific equipment. Further samples shall be taken from the bonded tubes at a sampling rate four times more frequent than specified in clause 7. We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would enn the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover.

Copper, having a face-centred cubic crystal structure, does not suffer a transition from ductile to brittle failure like some other materials. Search all products by.

BS EN 12735-2:2016

Other products are specified as follows: Shopping cart Close cart 0, foreach: For dated references, subsequent amendments to or revisions of any of these publications apply to this European Standard only when incorporated in it by amendment or revision.

NOTE When ordering material for pressure equipment applications, the equipment manufacturer has the obligation to request appropriate inspection documentation according to EN No published date found.

S for smooth, G for inner grooved. Test with an encircling test coil on the outer surface. ENCopper and copper alloys — Seamless, round copper capillary tubes. The quantity of solvent used may vary with the size of the tube being examined.