Trench Grating, Sump Grating, Cast Iron Grating, D

paint: Bituminous paint packing: wooden pallet (normal) material: (ductile cast iron )GGG500-7 Tensile strength: 500Mpa Yield strees: 320Mpa Elongation rate: 7% Hardness: HBS170 230 Standard EN124, BS EN124, UNI EN124 (1)Environmental protection With raw material non-toxicity, it will not influence to user. (2) Applications: 1. Electric power pipeline well; post; 2. Street lamp well; fire control well; all kinds of valve wells; 3. City water; drainage pipeline well; heat supplied; gas well; 4. Open ditch; it as well as can be made according to customers requirements. Square manhole cover and frame B125 400×400×30 310×310 12 kgs 500×500×40 400×400 22 kgs 600×600×50 498×498 32 kgs 700×700×50 598×598 45 kgs 800×800×55 698×698 59 kgs Circular manhole cover and square frame B125 300×300×17 175×175 5.5 kgs 600×600×30 425×425 25 kgs 800×800×35 610×610 700×700×75 600×600 46.5 kgs Square manhole cover and frame C250 300×300×40 200×200 10 kgs 400×400×45 300×300 19 kgs 500×500×50 400×400 27 kgs 600×600×55 500×500 40 kgs 700×700×60 600×600 60 kgs 800×800×65 700×700 71 kgs