2.Has advanced euipment and over 15 years experience.

3.Price:Competetive price , Precision made.Experience & Reasonable QC that you can reply on.

4.Process:Precision made.Experience & Reasonable QC that you can reply on.

5.Adequate supply capacity.Punctual delivery time.

Our Major Products:
manhole; manhole cover; drain covers; cover drive; man hole; sewer manhole; manhole frame; manhole covers for sale; recessed manhole covers; cast iron manhole covers; manhole covers round; manhole cover manufacturers; double sealed manhole cover; sewer cover; cast iron drain cover; heavy duty manhole covers; round manhole covers; metal drain covers; sealed manhole covers; manhole cover and frame; grate covers; round drain covers; sewer manhole cover; manhole cover suppliers; drain covers grates; sewer covers drain covers; iron manhole cover; recessed drain cover; manway cover; metal manhole cover; manhole cover frame; 

 
Characteristics of our manhole cover:
 
 1. Material: cast gray iron, ductile iron.
 
 2. Shape: round, square, rectangle and triangle.
 
 3. Diameter: from 200mm to 1200mm.
 
 4. Weight: from 7kg to 154kg or according to customers' requirment
 
 5. Packing: in wooden  pallet with plastic layer
 
 6. Annual output: 10,000 tons
 
 7. Coating: black bitumen or Coating as per customers' requirement
 
 8. Use :municipal engineering, Traffic, pavement ,electronics,telecom, cable, petroleum, chemical industry, or drainage system and industrial facilities of valve well.
 


1. Advantage of our Manhole Covers 
1) Can supply all kinds of load class Product such as A15/B125/C250/D400/E600/F900
2) Against theft and safety, double sealed, watertight type
3)material No. GGC50(DIN1693-73),QT500-7(GB/T1348-1988), 80-55-06(ASTM A536), FCD500(JISG 5502-2001),500/7(BS2789:1985).
4)Free charge of design.
5) 3 day pay for ready if the request in storck.
 
2. Detailed information of manhole cover
1) Various manhole cover made by GX Foundry strictly conform to standard and free from sand holes, blowholes,distortion or any other defects
2)Processes:
  a) Automatic machine lines
  b) Moulding boards
  c) Green sand with hand moulding
3)Guarantee: GX Foundry will replace any heavy duty castings that have been properly installed and broken in normal use,free of charge after receipt of the broken castings.

Company Profile:
We mainly undertake the casting parts,machined parts and other products.Our Import and Export Department have many years experiences of foreign trade,products are mainly exported to the United States,Denmark,Italy,Russia,Australia etc.

Size( customized available for other dimensions)

1.Q:Why choose Shengao product?
A:We shengao have our own plant-- Weifang Shengao machinery Co.,Ltd, therefore, we can surely promise the quality of every product and provide you comparable price.

2.Q:Do you provide OEM Service?
A:Yes, we provide OEM Service.

3.Q:Do you provide customized manhole covers?
A:Yes.Customers give us drawings and specifications, and we will manufact accordingly.

4.Q:What is your payment term?
A:We provide kinds of payment terms such as L/C, T/T, Paypal, Escrow, etc.

Ductile Iron Road Sanitary Sand Casting Manhole Covers

Quality First,Pric Best,Service Foremost !
We assure you of our best services at all times !