china manufactory ductile Custom logo 400*600mm manhole grating plastic trench sewer cover

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Product Overview


What's cast iron?


Cast iron is made by re-melting pig iron. With its relatively low melting point, good fluidity, castability, excellent machinability, resistance to deformation and wear resistance, cast irons have become an engineering material with a wide range of applications and are used in pipes, fitness equipments, roads, machines,  and industry parts ect.




How to buy cast iron products?


1.  Enquiry 


Since we provide custom products, a helpful enquiry should include detailed specification with drawings.


It will be appreciated that you can tell us the material grade as well.



2. Quotation


An exact quotation will be given if all your requirements are clear.   Or we can only offer you rough prices.



3. Mold making


After prices confirmation, we will make molds by the drawing and for your confirmation.



4. Production


After mold confirmarion and deposit,  we will arrange production.



5. Shipping


Packages will be standard for exporting according to the sizes of products.


Customized packages are also accpeted.



6. After-sale service


After-sale service is also provided if needed.






0.0047 s.