Product Name: Ductile Iron Manhole frame with Two Covers Certification: RoHS, ISO Shape: Square Material: Iron Standard: En124 Class: D400 Painting: Black Bituman Clear Openning: Dia600 Trademark: JF Transport Package: Pallet Specification: OEM manhole cover Origin: China HS Code: 7325109000 Product Description WELCOME TO JUFENG,QUALITY SUPPLIER OF MUNICIPAL CASTINGS!MaterialDuctile ironClassA15,B125,C250,D400,E600 and F900StandardEN124PaintingBlack bituman /epoxy paintMouldingAutomatic moulding lineMachiningCNCWe can design and offer various kinds of ductile iron manhole cover according to customer's requirement.Our advantage:1.Moulding technology: Adopting Germantechnology produced large and efficient Double Station Horizontal Static Pressure PLC control Full Automatic Molding Line, which is the most advanced wet sand molding line in China.Production equipment: Double Station Horizontal Static Pressure Automatic Molding LineMolding Flask Measure:960×960×180-220mm Production efficiency :150 M/H2.Product Development: Jufeng company develops casting products in depth, and adopts CAD and CAE 3D software for 3D design and simulation in product development and trial production. Especially, it has a high professional technical level in the application of UG and Solid Works digital design software.3.Mould Making and CNC Machining Center: In order to develop new products and make mould, Jufeng company has set up a CNC Machining Center. From design,mould making to processing of casting products are completed through computer program and CNC machine tools, we achieves to make mould and process the Casting in the later stage directly by CNC lathes, CNC milling machines and other equipment for precision machining in our own company.We promise:--product development according to customer requirements-- safe and environment-friendly production process -- accurate and timely supply-- excellent and perfect serviceThe pursuit of best quality is our entire business philosophy and code of conduct!