Grates for channels ductile iron EN-GJS-500-7 conforming to the norm UNI EN 1563:2012, with load bearing capacity over 900 KN (90 tons), conforming to the load class F900 as set out by norm EN 124:2015. Drainage channel useful to collect the rain. It is self-supporting, mono-block type [I" and high-resistance conforming to UNI EN 1433:08, with CE certification. CA vibrated RCK= 45 N/mm2 product with R mark and ice-resistance. XD3/XF4 concrete class in elements of 5 ML with V shaped background. Male and female joints. Wall thickness from 100mm to 200mm with internal height that can vary from 200mm to 1050mm. Ductile iron machined faces grating with frame that has an incorporated joint depth of 50mm. M12 stainless steel fixing bolts. .  

NORM EN 124 CLASSIFICATION AND LOCATION 

Manhole covers, gullies and gratings can be divided into the following classes: A15, B125, C250, D400, E600 and F900 

Group 6 (Class F900): areas subject to particularly high loads , e.g. airport runways.