Welcome to Jinlong Foundry Group, we are a reputable manufacturer of top quality cast iron products.

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D400 ductile iron manhole cover


Quick details

· Shape: Round

· Material: Ductile Iron GJS500-7

· Duty Class: EN124 D400

· Frame Style: Bottom Flange

· Gasket Material: Neoprene

· Lock Material: SS304

· Coating: Black Bitumen

· Standard: EN124-2015

· Surface Pattern:Customized

· Surface text:Customized

Manufacturer and Exporter Cast Iron Products such as Manhole Covers, Duct Iron Fittings(D.I Fitting), Cast Iron Fittings &Flange .

● We are a Leading Manufacturer and Exporter of Cast Iron Products such as Manhole Covers, Duct Iron Fittings. Cast Iron Fittings, Flange Spigot, Flange Socket, A/S Tee, Blank Flange, D/F Bends, F/H Tee, D/S Bend, D/S 11-1/2" & Etc. We also supply these as per the requirements of the customer.

● Quality: is a way of life for us and we live by quality in this industry. The quality of our products and services are widely recognized and we have been maintaining international quality standards. All the products that we supply pass through stringent quality test before they finally arrive and that gives us a cutting edge over others, managing in this sphere. 

● Our Export Markets:We have already made our presence in the international market and our products are well received and used around the globe. We are exporting our products to various countries including Africa, UAE, Europe and USA.

● We assure you our Best Price, Best Quality Material, Best Service & Best Timely Delivery Material always.

We supply D400 ductile iron manhole cover.

We devoted ourselves to casting industry for many years,has been exporting to Europe and Australia since 2001. 

We are expecting become your long team partner, OEM & OED is welcomed.


round sewer ductile iron manhole cover

Brand name   

CastKing or OEM






Gray Iron, Ductile Iron, Malleable iron


Cold applied black bitumen Antirust Paint, Powder Coating, epoxy coating or as per customers' requirement.


Municipal construction

Loading pressure

EN124 A15,B125,C250,D400,E600,F900, or as per customers' drawings or samples.


 Anti-noise ,Anti-theft,anti-rust,long life service.


Pallet and wooden case,or as per customers’ requirements