heavy duty round manhole cover

Product Description

manhole cover, casting manhole cover, ductile iron manhole cover, grey iron manhole cover, cast iron manhole cover, square manhole cover, heavy duty square/round manhole cover specification over frame clear opening material weight loading capacity **0mm **0mm grey iron *8kgs D**0 **0 **0 ductile iron *7 D**0 **0 **0 grey iron **0 D**0 **0 **0 grey iron **0 D**0 feature: 1).manufacturing-casting 2). We are produce manhole cover, sewer cover, drain cover, floor drain, grate, pipe fitting, fastener, valve body and other casting products. 3). We can produce according to your drawing or requirments. 4). Certificate of Approval: ISO***1:***0. 5). Mainly exported to Middle East, North Africa, Asian and other countries. Application: Sewer Cover has widely usage, which can be used for neighbourhood, public square, a public place , yard inner sewer mout