Water Grate Manhole Cover Grating for Tree Guard
Manhole Cover Application
a. Underground Electrical Installations: Draw pits, Traffic lights, Street lighting, Fiber optic cable ducts;
b. Telecommunications: Connection chambers, Water, Gas, Petrol-chemical installations.
c. Urban Building Solutions: Pedestrians and comparable areas, Car parking decks, Gully tops.
d. Road Construction: Road cover and the load is suit for all the road vehicles.
Specification of Manhole Cover
All the sizes of manhole covers are available in the following load bearings:
1. 5 tons (A 15) / 2.5 tons / 5 tons / 10 tons / 12.5 tons (B 125) / 20 tons / 25 tons (C 250) / 40 tons (D 400)
|300 mm||300 mm x 270 mm||300 mm x 300 mm|
|400 mm||600 mm x 450 mm||400 mm x 400 mm|
|500mm||700 mm x 500 mm||450 mm x 450 mm|
|600mm||800 mm x 450 mm||500 mm x 500 mm|
|690 mm||900 mm x 450 mm|
600 mm x 600 mm
|900 mm x 600 mm||675 mm x 675 mm|
|1000 mm||990 mm x 1220 mm|
750 mm x 750 mm
|950mm x 750mm & 600mm x 750mm||800 mm x 800 mm|
|(2 covers with single frame)|
|675 mm x 2210 mm||900 x 900mm|
|(3 covers with single frame)|
|675 mm x 1440 mm||900 mm x 900 mm|
|(2 covers with single frame)||(2 covers with single frame)|
|800 mm x 1600 mm||1000mm x 1000mm|
|(2 covers with single frame)|
1200mm x 1200mm
1500mm x 1500mm
Ductile Iron Manhole Covers Ductile Iron Manhole Covers for Municipal Works:
1. Process: Sand Casting, Investment Casting (Precision Casting/Lost-Wax Casting).
2. Casting experience: 10years, OEM service available
3. Surface: Blackening, galvanize, plating, painting, etc.
4. Material: QT, iron, steel
5. Technology: Sand casting
6. Advantages: Delivery on time, according to the demand for materials
7. Packing: Wooden case or as your requirement.
8. Deliverywithin 20 days after receiving last confirm information.
9. Production Capacity: Sand Casting 2000 tons per month, Investment Casting 120 tons per month.
10. Certification: ISO 9001: 2008.
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. 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. Ductile iron sand casting
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.
Scaffold fittings, Template parts, Railway fittings, ring flange, electromagnetic steel cover, piston, pressure plate, center plate, wear plate, cylinder, impeller, disc etc.
| Item|| manhole covers|
| Size|| DN100-1000mm|
| Surface treatment|| black painted, oil, painting|
| Shape|| square, round|
| Material|| ductile iron, cast iron, QT500|
| Heat Treatment|| can be as your requirement.|
| Advantages|| Delivery on time, according to the demand for materials|
| Packing|| wooden case or as your requirement.|
| Delivery|| within 30 days after receiving last confirm information.|
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 forging products?
A: Yes. Customers give us drawings and specifications, and we will manufact accordingly.
Our main 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;
Quality First, Pric Best, Service Foremost!
We assure you of our best services at all times!