ISO 18900:2025

Steel structures — Structural bolting — Test method for determining the slip factor for faying surfaces of slip-resistant connections

Publication date:   Nov 17, 2025

General information

60.60   Standard published   Nov 17, 2025

ISO

ISO/TC 167 Steel and aluminium structures

International Standard

91.080.13   Steel structures

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Scope

This document specifies a procedure to determine the slip factor of faying surfaces in slip-resistant (friction) connections to be used in structural steelwork.
The method is mainly applicable to uncoated and coated components made of steel with various surface treatments.
This document applies mainly to carbon steels but can be used for other type of steels as appropriate.

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PUBLISHED
ISO 18900:2025
60.60 Standard published
Nov 17, 2025