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Homepage>BS Standards>91 CONSTRUCTION MATERIALS AND BUILDING>91.220 Construction equipment>20/30424612 DC BS EN 74-1. Couplers, spigot pins and baseplates for use in falsework and scaffolds Part 1. Couplers for tubes. Requirements and test procedures
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20/30424612 DC BS EN 74-1. Couplers, spigot pins and baseplates for use in falsework and scaffolds Part 1. Couplers for tubes. Requirements and test procedures

20/30424612 DC

BS EN 74-1. Couplers, spigot pins and baseplates for use in falsework and scaffolds Part 1. Couplers for tubes. Requirements and test procedures

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Standard number:20/30424612 DC
Pages:48
Released:2020-10-22
Status:Draft for Comment
DESCRIPTION

20/30424612 DC


This standard 20/30424612 DC BS EN 74-1. Couplers, spigot pins and baseplates for use in falsework and scaffolds is classified in these ICS categories:
  • 91.220 Construction equipment

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.

For testing, screw couplers are tightened to a torque of 50 Nm and wedge couplers are tightened with a 500 g hammer until the jarring blow.