| 摘要 |
<p>The invention relates to an elongate retaining element for building sheets, having, as seen in cross section perpendicular to its direction of elongation, a head part (1) for engaging at least one said building sheets, a base part (3) for mounting the elongate retaining element on a support structure, and a connecting flange (2) extending upwardly from said base (3) and joining said head part (1) to said base (3), wherein said elongate retaining element is made from a solid thermoplastic material and having a metallic reinforcement core (4) that is essentially fully embedded in said solid thermoplastic material. <IMAGE></p> |
