Mer A list of organizations represented on this subcommittee can be obtained on request to its secretary. Page 8 Users of British Standards should make sure that they possess the latest amendments or editions. The product designation is no substitute for the full content of the standard. Carry out a blank test using the same quantity of solvent. The quantity of solvent used may vary with the size of the tube being examined.
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Zolora Consequently the technical data stated in the material standard should be assessed against the design requirements of the specific equipment to verify that the Essential Re- quirements of the Pressure Equipment Directive PED are satisfied. Details and advice can be obtained from the Copyright Manager. Various BSI electronic information services are also available which give details on all its products and services. If all the retest samples meet the requirements, the tubes represented by the samples shall be deemed to meet the requirements of this standard.
ENCopper and copper alloys — Declarations of conformity. NOTE For smaller deliveries, this number can be agreed between the purchaser and the supplier. Air conditioners, liquid chilling packages, heat pumps for space heating and cooling, dehumidifiers and process chillers. Table 10 — Coil and reel dimensions Form of delivery Nominal Core Nominal width Tolerance Arbor hole Mass outside diameter on nominal diameter diameter width kg mm mm mm mm mm Coil 80 to to 1 to to — Reel — to 1 — to to ENCopper and copper alloys — Seamless, round copper capillary tubes.
ENCopper and copper alloys — Seamless, round copper tubes for air conditioning and refrigeration —Part 1: If requested the inner surface of the tubes shall be capable of passing the reference residue test as described in 8. Read more about SIS Subscriptions. It is incorporated by Royal Users of British Standards are responsible their correct application. Recommended sizes of coils and reels are given in Table The BSI copyright date displayed in this document indicates when the document was last issued.
Amendments issued since publication Amd. Any discontinuities shall be identified as defects by eddy current inspection of each length after final drawing of the tube. NOTE For reference purposes, if DN designation of size for components of a pipework system is required, it can be calculated for tubes to this standard by: Contact us svenska Login. ENCopper and copper alloys — Seamless, round tubes for heat exchangers.
A list of organizations represented on this subcommittee can be obtained on request to its secretary. For details of these and other benefits contact Membership Administration. Table 8 — Permissible number of defects for level wound coils LWC Nominal wall thickness Number of defects permitted per coil e for 90 kg coils mm maximum maximum average number over up to and including number per delivery of 10 t minimum — 0,35 5 2 0,35 0, 4 2 0, — 3 1 EXAMPLE Permissible number of defects eb a level wound coil, nominal weight kg: Tubes for piping systems.
Report error on page. BS EN We would be grateful if anyone finding an inaccuracy or ambiguity while using this British Standard would inform the Secretary of the technical committee responsible, the identity of which can be found on the inside front cover. The attention em the user of this standard is drawn the fact that national or local regulations or practices might restrict the choice of dimensions and tempers in the application of products conforming to this standard.
It is designed to cover every economic sector and virtually every activity of the humankind where technical standards may be used. This European Standard specifies the requirements, sampling, test methods and conditions of delivery for seamless round copper tubes, smooth or inner grooved, used for heat exchangers and their internal connecting pipes in the manufacturing of refrigeration and air conditioning equipment.
Cool the beaker in a desiccator and weigh it. Contact the Information Centre. Copper and copper alloys. ENCopper and copper alloys — European numbering system. NOTE When ordering material for pressure equipment applications, the equipment manufacturer has the obligation to request appropriate inspection documentation according to EN If you need help the purchase or have any queries please email enquiries standards.
UNE EN 12735-2:2016
BS EN 12735-1:2016
BS EN 12735-1:2010