2. Different dowel types and operating modes
As of 2019, the design and calculation of concrete fasteners must be carried out in accordance with NF EN 1992-4 (Eurocode 2 - Part 4: Design and calculation of concrete fasteners, 2018). This standard distinguishes 6 fastening technologies, developed below.
Chemical anchors are fixings placed in a pre-drilled hole in the concrete, where a two-component resin ensures the bond between the two elements (figure 2).
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Different dowel types and operating modes