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EN124 D400 casting ductile iron trench drain grating cover:
1.High Quality
2.Best Price
3.Different Shapes
4.OEM offer
EN124 D400 casting ductile iron trench drain gratingcover Superiority1----Anti-theft: cover and base frame integrate connection, hinge-type opening, sledgehammer hit not break it, completely anti-theft. 2----Load-bearing great: the toughness of ductile iron is fourfold that of ordinary cast iron, close to steel materials, suitable for all kinds of road use! 3---Corrosion resistent: Sewer internal environment complex, filled with various chemical substances, ductile iron does not suffer chemical corrosion, service life more than 30 years. 4---- Opens conveniently: light weight, single unarmed can be open, convenient downhole maintenance 5----Superior safety performance: It often occurred underground explosion accident, fly up covers scarred passers-by , manhole covers integration connections will not depart from the ground. Details paint:Bituminous paintBlackpacking:wooden pallet (normal)material: Ductile Iron GGG500-7 (QT500-7) Tensile strength: 500 Mpa Yield stress: 320 Mpa Elongation rate:7 % Hardness: HBS170~230StandardEN124, UNIEN124, BSEN124 Description Materials: ductile iron (GGG50), grey iron (GG20) Standard: EN124,BSEN124, UNIEN124 Load weight: A15 B125 C250 D400 E600 F900 Specs: according to all client’s drawings Packing: ply wooden pallet / case with plastic layer Paint: antirust bituminous painting It is widely used urban telecom engineering, drainage system and road facilities. Type: rounded, quadrate, rectangular, double triangle, double seal Weare looking forward to your inquiry EN124 D400 casting ductile irontrench drain grating cover
