Standards ensure the reliability, durability, and compatibility of fasteners, including nuts, bolts, screws, and threads. They define specifications for dimensions, tolerances, materials, and coatings, supporting precision engineering and global interoperability.
Top standards
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
Published in 2013
CHF 199
Fasteners — Torque/clamp force testing
Reviewed in 2018
CHF 98
Fasteners — Electroplated coating systems
Published in 2022
CHF 199
ISO general purpose metric screw threads — Tolerances
Part 2: Limits of sizes for internal and external threads (tolerance classes 6H and 6g for M1,6 to M100 and 5H and 6h for M1 to M1,4)
Published in 2024
CHF 65
ISO general purpose metric screw threads — Basic dimensions
Published in 2023
CHF 65
Hexalobular internal driving feature for bolts and screws
Reviewed in 2024
CHF 65
Fasteners — Mechanical properties of corrosion-resistant stainless steel fasteners
Part 1: Bolts, screws and studs with specified grades and property classes
Reviewed in 2025
CHF 177
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