... Smell claps 1.material:Ductile iron GGG50 2.process:according to EN124 and ISO 9001 Standard Ductile Iron 480x480 Smell claps 1 ... . Material: ductile iron and gray iron2. Grade: EN124, A15, ... framesb) Gullies, trench grates and framesc) Water meter boxes,bench leg, valve boxes and surface boxes submersible,parts of submersible,impeller ...