10 entries
Standards, materials & QA
Which Indian Standard governs which check, what a steel grade means, and the documentation a client should hold at handover.
Entries
IS 1367 and specifying structural fastenersIS 1367 gives the technical supply conditions for threaded steel fasteners. Why bolt property class matters more than diameter, and how to verify what arrived.1 November 2026 · 3 min readIS 1893 and earthquake loadingIS 1893 sets the earthquake case a structure must survive. What the seismic zones mean, why industrial buildings are classified differently, and when it governs.1 November 2026 · 4 min readIS 2062 and what a steel grade commits you toIS 2062 is the Indian Standard for structural steel supply. What the E-grade naming means, why quality grades matter in cold weather, and how to verify what arrived.1 November 2026 · 4 min readIS 4000 and high-strength bolted connectionsIS 4000 is the code of practice for high-strength bolts in steel structures. What a slip-critical connection is, why torque is not the control, and what to check.1 November 2026 · 3 min readIS 4923 and hollow steel sectionsIS 4923 covers hollow steel sections for structural use. Why the grade and the wall thickness tolerance both matter, and where hollow sections differ from open ones.1 November 2026 · 3 min readIS 7215 and why fabrication tolerance mattersIS 7215 sets tolerances for fabricated steel structures. What a tolerance actually means, why the member that arrives and does not fit is a tolerance failure, and how to check.1 November 2026 · 3 min readIS 800 and how a steel design is governed in IndiaIS 800 is the Indian Standard for general construction in steel. What it governs, how the 2007 edition changed the basis of design, and what it does not cover.1 November 2026 · 5 min readIS 816 and what welding to a code actually requiresIS 816 covers metal arc welding for general construction in mild steel. What it governs, where it is superseded in practice, and what a client should verify.1 November 2026 · 4 min readIS 875 and where building loads come fromIS 875 gives the loads a steel structure must be designed for. Which part applies to which load, and why an unstated load case is the commonest design gap.1 November 2026 · 5 min readIS 9595 and carbon steel weldingIS 9595 gives recommendations for metal arc welding of carbon and carbon-manganese steels. What it adds over IS 816, and why preheat is the requirement most often skipped.1 November 2026 · 3 min read
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