BS EN 74-1:2022 PDF

Scope: This document specifies, for right angle couplers, swivel couplers, sleeve couplers and parallel couplers working by friction: — materials; — design requirements; — strength classes with different structural parameters including values for resistance and stiffness; — test procedures; — assessment; and gives: — recommendations for ongoing production control. These couplers are intended for use in temporary works equipment for example in scaffolds erected in accordance with EN 12811-1 and falsework erected in accordance with EN 12812.

BS EN 74-1:2022 Referenced Document

EN 12811-1 Temporary works equipment - Part 1: Scaffolds; Performance requirements and general design*， 2024-04-20 Update
EN 12811-2:2004 Temporary works equipment - Part 2: Information on materials*， 2004-02-01 Update
EN 12811-3:2002 Temporary works equipment - Part 3: Load testing*， 2024-04-20 Update
EN 12812 Falsework - Performance requirements and general design*， 2008-07-01 Update
EN ISO 6892-1 Metallic materials - Tensile testing - Part 1: Method of test at room temperature (ISO 6892-1:2019)*， 2019-12-04 Update
EN 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 898-1:2013/Cor 1:2013)*， 2013-10-01 Update
EN ISO 898-2 Fasteners - Mechanical properties of fasteners made of carbon steel and alloy steel - Part 2: Nuts with specified property classes (ISO 898-2:2022)*， 2022-10-26 Update

1970 BS EN 74-1:2022 Couplers, spigot pins and baseplates for use in falsework and scaffolds Couplers for tubes. Requirements and test procedures (British Standard)
2006 BS EN 74-1:2005 Couplers, spigot pins and baseplates for use in falsework and scaffolds - Part 1: Couplers for tubes - Requirements and test procedures