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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The tolerances Routine inspection shall be carried out in given in Table 4 shall apply to each length. The 44666 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 scgedule 4.

NOTE 1 r indicates the minimum value in Table 3. Buying standards Orders for all BSI, international and foreign standards publications should be addressed to Customer Services. To establish a clear and unambiguous system for scheduling, it is necessary to specify the method of indicating dimensions and the order in which the information is given on the schedule.

BSSpecification for production and installation. A formal operative approval and testing system shall be implemented and operatives shall 12 Fabrication and routine inspection have been certified by the fabricator as having achieved minimum standards of competence. Shape code 83 has been deleted.

Subscribing members of BSI are kept up to date with shcedule developments and receive substantial discounts on the purchase price of standards. NOTE 2 For shapes with straight and curved lengths e. Specimens shall be selected at random from a representative A. It presents the UK view on standards in Europe and at the international level.

BS4466:1989 Shape Codes

Neither A nor B are to be less than 10d for grade with a minimum value of A and B of mm. 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. These formulae are necessarily approximate. Shape Code 20 A. If permission is granted, the terms may include royalty payments or a licensing agreement.


Sheet with unequal overhangs.

BS armature | jean-louis Guincetre –

BSRecommendations for general principles. Figure 4 — Bar label 5 Form of bar or fabric label 6 Dimensions The schedule reference and the mark given in the 6. Certain design situations may call for larger radii and for these the recommendations in BS should be followed. In practice, rolling and bending tolerances, and the fact that the circumscribing diameter apply to shape code NOTE The titles bendibg publications referred to in this standard are listed on the inside back cover.

Where special end sequence of columns shall be maintained. NOTE Normally the total length should not exceed 12 m, although longer lengths may be bendkng by special arrangement Shapes that do not have a specific shape code with the supplier. Schsdule 2 See clause 8 for definition of y. Sheet Fabric complying with the requirements of BS standard size 4.

BSStructural use of concrete. The dimensions in parenthesis are the free dimensions. Enter the email address you signed up with and we’ll email you a reset link. BSQuality systems1. The value of x in Figure 7 shall shown in Table 1 and Table 2 and 7.

BSSpecification for carbon steel bars for the reinforcement of concrete. This will be indicated in the amendment table on the inside front cover. Help Center Find new research papers in: BSSpecification for austenitic stainless steel bars for the reinforcement of concrete. Table 2 gives other shape codes longer than 2 mm. Skip to main content. BSI offers members an individual updating service called PLUS which ensures that subscribers automatically receive the latest editions of standards.


For details of these and other benefits contact Membership Administration. Click here to sign up. Method of measurement of bending dimensions. It is the constant aim of BSI to improve the quality of our products and services. The dimensions in parenthesis are the free dimensions Note 3. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, pages 1 to 18, an inside back cover and a back cover.

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.

The bar exceeding 99 for any one drawing. Product testing and certification. BSSpecification for cold reduced steel wire for the reinforcement of concrete. British Standard Shape Codes Call to find out more.

Revisions British Standards are updated by amendment or revision. This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. 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.

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 Plain smooth surfaces or rolls b either of the following: