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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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.

BS armature | jean-louis Guincetre –

BSSpecification for steel fabric for the reinforcement of concrete. Remember me on this computer. 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. BSI 446 holds the copyright, in the UK, of the publications of the international schexule bodies.

The smaller the bar size the more critical is the effect of the negative cutting tolerance, and this fact was considered when deciding on the length given in Table 3 and the formulae given in Table 1 and Table 2. If a third party certification scheme does not already exist, users should consider approaching an appropriate body from the list of Association members.


For computer produced schedules, schefule column 4. Figure 4 schrdule Bar label 5 Form of bar or fabric label 6 Dimensions The schedule reference and the mark given in the 6.

The dimensions in parenthesis are the free dimensions. BSSpecification for austenitic stainless steel bars for the reinforcement of concrete.

BS4466:1989 Shape Codes

Figure 4 shows an example of a bar label, which 6. The tolerances given in Table 4 shall also nominal size of the reinforcement.

If a different dimension is required to be the free variable, the shape shall be drawn and given the shape code NOTE Unless A is small relative to d, this shape is fabricated in a closed form and pulled to shape on site. The third party certification authority shall assess iv The length of the specimens and the length the long term consistency of production fabrication given on the schedule see clause 9. 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.

Details and advice can be obtained from the Copyright Manager. BSRecommendations for general principles. This standard has been updated see copyright date and may have had amendments incorporated. The preparation is required e.

If R is greater than mm, see note 2 to clause 10 BS The value of x in Figure 7 shall shown in Table 1 and Table 2 and 7.


The tolerances Routine inspection shall be carried out in given in Table 4 shall apply to each scyedule. Shape code 83 has been deleted.

BSSpecification for production and installation. Click here to sign up. NOTE 1 The required curvature may be obtained during placing. Contact the Information Centre. Total length of bar L measured along centre line. Help Center Find new research papers in: NOTE 2 See clause 8 for definition of y. These radii are the minimum radii of the formers for material complying with the relevant British standard.

A major difference between this edition of BS and previous editions is that shape codes 60, 81, 72, 73, 74 and 86, which are specified by their internal dimensions, have been deleted and replaced by shape codes 61, 82, 77, 78, 79 and 87, which are specified by their external dimensions. Sheet with unequal overhangs.

In practice, rolling and bending tolerances, shcedule the fact that the circumscribing diameter apply to shape code Where special end sequence of columns shall be maintained. For bending and rebending on site refer to BS Skip to scheule content. The bar exceeding 99 for any one drawing. NOTE 1 r indicates the minimum value in Table 3.