manhole cover, sanitary sewer manhole cover, cast iron manhole cover

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Product Description:


1.manhole cover
2.15 years casting experience
3.Capacity:12000 Tons
4.QA and QC each batch

D400 E600 cast iron manhole cover

D400 E600 cast iron manhole cover

Product Description
MaterialDuctile iron,Grey iron,Carbon steel,Stainless steel,Alloy steel,Heat resistant steel,BrassAluminum etc
Unit Weight0.5kg~300kg
ApplicationAutomotive,Mining,Railway,Medical,Marine,Construction equipments,Mining ect.
StandardASTM, DIN, ISO, BS, JIS.
CertificateISO9001, TS16949
ProcessSand casting,Forging, Investment casting,Die casting,CNC machining, Stamping
FinishPowder coating,Painting,Shoot blasting,Hot galvanized.
Quality controlInstrument and manual inspection for every shipment

>>Manufacturing process

1.Sample or Drawing by customer

2.Tooling proposal&Discussion

3.3D Tooling Design

4.Tooling production

5.Rough parts manufacturer

6.CNC Machining


8.Tooling Measurement&Check


10.Trial Production


12.Final Trial

13.Samples Inspection

14.Sample Approval by customer

15.Tooling Approval

16.D400 E600 cast iron manhole cover

>>Our Features

1.Materials:Gray iron, ductile iron, malleable iron, carbon steel,Alloy steel, stainless

steel, aluminum, bronze, brass,etc.

2.Standard:JIS, DIN, ASTM, BS,GOST

3.Processes:Sand Casting, Investment Casting,Precision Casting,Forging,Stamping

,CNC Machining.

4.Surface treatment :Electro Zinc Plating Hot deep zinc plating,Electrophoresis,Powder

coating,Painting ,Shoot blasting etc.

5.Heat treatment :Induction furnace for raw material heating.Heat treatment of

continuous quench+temper+carburization available.

6.Machining:CNC machining centers for further machining process.

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