Technical
Composite slabs with in-plane loading
Although composite slabs are normally designed as one-way spanning and subject to (out-of-plane) gravity loading only, they often need to do more than this. …
AD 496: Toughness testing of bolts
Bolts used in environments subject to low temperatures that fall outside the range of temperatures usually encountered, such as in cold stores, may require …
New and revised codes and standards from BSI Updates October 2022
BS EN PUBLICATIONS BS EN ISO 4014:2022Fasteners. Hexagon head bolts. Product grades A and Bsupersedes BS EN ISO 4014:2011 BS EN ISO 4016:2022Fasteners. Hexagon …
More from the history of steel design code development
David Brown of the SCI looks at the work of Professor J. F. Baker, author of The Steel Skeleton, finding many issues of direct relevance to today’s designers …
AD 493: Steel grade based on tested samples
The SCI has recently received a number of questions relating to the sampling of existing steelwork to determine the steel grade. In each case, no records of …
New and revised codes and standards – from BSI Updates September 2022
BS EN PUBLICATIONS BS EN ISO 17636-1:2022Non-destructive testing of welds. Radiographic testing. X- and gamma-ray techniques with film supersedes BS EN ISO …
Bolted connections to hollow sections and column webs
David Brown of the SCI reviews design models – including simple analysis, resistance formulae and FE-based software. In order to retain the accurate …
New and revised codes and standards from BSI Updates, July & August 2022
BS EN PUBLICATIONS BS EN ISO 9016:2022Destructive tests on welds in metallic materials. Impact tests. Test specimen location, notch orientation and …
AD 491: Hydrogen embrittlement in structural bolting assemblies – effects and remedies
Introduction Hydrogen embrittlement is a mode of failure that can affect high strength structural steel bolts. It is a reduction in the ductility of steel due …
Design of Angles
David Brown of the SCI offers advice on the use of angles in bending, in response to questions received by the advisory service. Angles subject to bending are …
