This International Standard specifies the characteristics of hexalobular socket countersunk flat head screws in product grade A and with threads from M2 to M10 inclusive and with reduced loadability according to Table 3.
ISO 14581:2013 Referenced Document
ISO 10664 Hexalobular internal driving feature for bolts and screws*, 2014-10-01 Update
ISO 10684 Fasteners - Hot dip galvanized coatings; Technical Corrigendum 1
ISO 16048 Passivation of corrosion-resistant stainless-steel fasteners
ISO 225 Fasteners - Bolts, screws, studs and nuts - Symbols and descriptions of dimensions
ISO 261 ISO general purpose metric screw threads - General plan
ISO 3269 Fasteners — Acceptance inspection*, 2019-07-25 Update
ISO 3506-1 Fasteners — Mechanical properties of corrosion-resistant stainless steel fasteners — Part 1: Bolts, screws and studs with specified grades and property classes*, 2020-04-02 Update
ISO 4042 Threaded components — Electroplated coatings*, 2024-04-20 Update
ISO 4759-1 Tolerances for fasteners - Part 1: Bolts, screws, studs and nuts - Product grades A, B and C
ISO 6157-1 Fasteners surface discontinuities; part 1: bolts, screws and studs for general requirements
ISO 7721 Countersunk head screws; Head configuration and gauging
ISO 898-1 Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1: Bolts, screws and studs with specified property classes - Coarse thread and fine pitch thread; Technical Corrigendum 1
ISO 8992 Fasteners - General requirements for bolts, screws, studs and nuts
ISO 965-2 ISO general purpose metric screw threads - Tolerances - Part 2: Limits of sizes for general purpose external and internal screw threads - Medium quality; Amendment 1*, 2021-06-30 Update
ISO 14581:2013 history
2022ISO 14581:2022 Fasteners — Hexalobular socket countersunk flat head screws (common head style) with reduced loadability
2013ISO 14581:2013 Fasteners.Hexalobular socket countersunk flat head screws