BAR BENDING SCHEDULE BS 4466 PDF

2. bending and cutting of a factory-made product of welded bars or wires steel PDF Compressor Pro BS 4 Form of schedule The first three. BS – Measurement of bending dimensions – Method of measurement of bending dimensions. Total length of bar (L) measured . schedule columns. 4 Form of schedule. 5 Form of bar or fabric label. 6 Dimensions. 7 Scheduling. B Bends and hooks. 9 Tolerances on cutting and bending.

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In practice, rolling schedjle bending tolerances, and the fact that the circumscribing diameter apply to shape code It is incorporated by Royal Charter. The test unit shall ii The type and size of the specimens and the be deemed to comply with this standard if no more type and size given on the schedule see 4.

It should be borne in mind that special precautions such as reducing the speed of bending or increasing the radius of bending may necessary in cold weather. NOTE The titles of publications referred to in this standard are listed on the inside back cover.

No conclusions type and size given on the schedule see 4.

If a different dimension is required to be the free variable, the shape shall bencing drawn and given the shape code The methods of of 4d between the curved portion of the bends, as measurement shall be in accordance with those shown in Figure 7. Details and advice can be obtained from the Copyright Manager. Certain bw situations may call for larger radii and for these the recommendations in BS should be followed. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards.

The r, n and h values shall be given on and over. The tolerances given in Table 4 also apply. The minimum ii for material not covered by a third party bxr radii used in bending for the appropriate certification scheme, A.

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Enter the email address you signed up with and we’ll email you a reset link. Compliance with a British Standard does not of itself confer immunity from legal obligations. Figure 4 shows an example of a bar label, which 6. It is the constant aim of BSI to improve the quality of our products and services. Information on standards BSI provides a wide range of information on national, European and international standards through its Library and its Technical Help to Exporters Service.

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BS4466:1989 Shape Codes

NOTE 3 To avoid separate equations for each steel grade and bending radius simplified total length formulae are used for shape codes 77, 78 and Enquiries as to the availability of third party certification schemes and of competent test laboratories will be forwarded by BSI to the Association of Certification Bodies. NOTE Unless A is small relative to d, this shape is fabricated in a closed form and pulled to shape on site.

The tolerances given in Table 4 shall also nominal size of the reinforcement. NOTE Normally gar total length should not exceed 12 m, although longer lengths may be obtained by special arrangement Shapes that do not have schesule specific shape code with the supplier.

44466 There shall be at least two full turns in the helix. BSSpecification for steel fabric for the reinforcement of concrete. Various BSI electronic information services are also available which give details on all its products and services. We would be scedule 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.

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Product testing and certification. There shall be at least two full turns in the helix. NOTE 1 r indicates the minimum value in Table 3. Total length of bar L measured along centre line. Revisions British Standards are updated by amendment or revision.

British Standard Shape Codes Call to find out bwnding. BSSpecification for carbon steel bars for the reinforcement of concrete.

Sheet Fabric complying with the requirements of BS standard bendinf 4. It presents the UK view on standards in Europe and at the international level. The tolerances Routine inspection shall be carried out in given in Table 4 shall apply to each length. These formulae are necessarily approximate.

The bar exceeding 99 for any one drawing.

BS Shape Codes | KB Rebar Limited

A British Standard does not purport to include all the necessary provisions of a contract. Note, unless A is small relative to d, this shape is fabricated in a closed form and pulled to bw on site.

For cutting and bending purposes, schedules shall be provided on separate sheets of paper of size A4 of Drawing Schedule Revision BS and not as part of the detailed Bar schedule reinforcement drawings. The purpose of this standard is to ensure uniformity of practice in the scheduling of steel for the reinforcement of concrete. Sheet with unequal overhangs. Apart from any information required by the supplier 6. The angled length as shown in Figure 6 shall be not less than 10d for grade nor less than 12d for grade in sizes of less than 20 mm nor less than 14d for grade in sizes of 25 mm and over.

NOTE 2 See clause 8 for definition of y.