1 Scope
This document specifies, for right angle couplers, swivel couplers, sleeve couplers and parallel couplers working by friction:
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— materials;
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— design requirements;
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— strength classes with different structural parameters including values for resistance and stiffness;
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— test procedures;
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— assessment;
and gives:
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— 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.

