Sanitary Manhole Cover/Stainless Steel Manhole Cover/ Manway Cover

Manhole Cover
Cast iron manhole cover

We can produce all kind of manhole cover with customers' drawing or sampe.
OEM ans ODM are welcomed.


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.

D400 Clear Opening 400mm Casting manhole cover/cast iron manhole cover price
Clear Opening: 390*390mm
Frame size: 490*490mm
Frame depth: 75
Testing Loading: D400
Material: Ductile iron GGG500-7&400-12
Standard : EN124
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.

1. Q: Why choose Shengao product?

A: We shengao have our own plant-- Weifang Shengao machinery Co.,Ltd, therefore, we can surely pr omise 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 forging products?

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.

If there's anything I can help, please feel free to contact with me.

Size( customized available for other dimensions)

Material composition: