Content with holding down bolts

27 April 2016
Dimensions from most preferred sizes Dimensions (d) M16 M20 M24 M30 M36 b 116-122 120-127.5 124-133 130-140.5 136-148 ds 15.3-16.7 19.16-20.84 23.16-24.84 29.16-30.84 35-37 k (nom) 10 12.5 15 17.7 22.5 k 9.25-10.75 11.6-13.4 14.1-15.9 17.65-19.75 21.45-23.55 s 23.16-24 29.16-30 35-36 45-46 53.8-55 f (nom) 8 10 12 15 18 f 7.25-8.75 9.25-10.75 11.1-12.9 14.1-15.9 17.1-18.9 v 15.3-16.7 19.16-20.84 23.16-24.84 29.16-30.84 35-37 Tolerances on nominal length Nominal length (mm) Tolerance (mm) 250 < / <= 315 +/- 5.
Read more about BS 7419 Holding down bolts - Basic dimensions

18 December 2015
Currently, Holding Down Bolts doesn’t fall into Construction Product Regulation (CPR) standards and they cannot be CE (UKCA) Marked. Holding Down Bolts are manufactured in accordance with BS 7419 (British Standard). This standard is not a harmonised standard like EN/ISO, that will allow them to be CE (UKCA) marked . More about this you can read in BCSA memorandum No 17-14 . In the new edition of EN 15048:2016 (after standard will become harmonised), holding down bolts can be considered for CE (UKCA) marking after initial testing and suitability test in accordance 5.
Read more about Can holding down bolts (foundation bolts) be CE (UKCA) marked?

25 August 2014
Typical products offered from this group Product description Specification Availability Square Square Bolts (SQ SQ), Holding Down Bolts , Foundation Bolts, SQ SQ Bolt Assemblies (complete with Nut, Plate and Wax Cone) BS 7419 Buy Online Square Plate Washer (Square plate with square hole to fit SQ SQ Bolt under the head) to suit BS 7419 bolt Buy Online Wax Cardboard Cones to suit BS 7419 bolt Buy Online Bolt extenders , Universal Bolt Connectors (UBC), Universal Nut Connectors (UNC), Wedges to suit BS 7419 bolt Ask for price Finishes available Finish Specification S/C
Read more about SQ SQ bolts, Plates, Wax cones, Bolt extenders, Wedges