Specifications:
The catalog provides details on grates for channels, specifically the D400 class. These grates are made from ductile iron EN-GJS-500-7, conforming to EN 1563:2018 standards, with a load-bearing capacity exceeding 400 KN (40 tons), meeting the D400 load class as per EN 124:2015.

Product Details:
The document lists various models of grates with specifications such as frame size, net opening, flow surface, height, and weight. For example, the CHAD20 model has a frame size of 300x1000 mm, a net opening of 160x1000 mm, and a total weight of 39 kg/ml.

Accessories:
Accessories include initial-closed headers suitable for all sizes and stainless steel screws (M12). Each meter length requires two grates and two frames.

Installation and Certification:
The document mentions the place of installation and certification details, ensuring compliance with relevant standards.

Key Characteristics:
The grates are rectangular and made from high-strength ductile iron, ensuring durability and compliance with international standards.