Ductile Iron Manhole Cover and Rain Grating

Manhole Covers are manufactured for construction and public use.

Manhole Covers are smooth and free from sand holes, blow holes, distortion or any other defects

there are two casted manhole covers: cast rion manhole cover and ductile iron manhole cover

1. Material 
a) Ductile Iron GGG500-7 , we call it ductile iron manhole cover
b) Grey Iron GG20,we call it cast iron manhole cover 

2.  Designs .
a) EN124 A15, B125, C250, D400, E600 and F900 
b) A60005 for casting design 
c) Major standards designs available 
d) As per customers' drawings or samples 
3. Process 
1) Molding boards 
2) Green sand with hand molding or DISA line molding

3) Resin shell sand.
4. Coating 
a) Cold applied black bitumen 
b) FBE or epoxy primer coating
c) Coating as per customers' requirement 
d) Different accessories are available

EN124 divides Manhole Covers and Drainage Gratings into six classes as follows:
A15, B125, C250, D400, E600, F900.
The classification denotes the test load expressed in kN. For example ,Class D400 denotes aproduct that complies with a test load of 400 kN.

 * Product material: ductile iron, grey iron, steel, alloy and other metal materials products.
 
* Quality specification: Ensure to comply with relevant product standards.
 
* Product process: Can complete casting, stamping, forging, CNC processing, spraying.
 
* Surface finish: paint spraying, powder coating, sand blast, anti-rust oil, zinc coating .
 
* Packaging: pallet, wooden case, carton or as requestment.
 
* OEM & ODM service.
 
 
Our Advantages
1. Low price
 Factory price directly.
2. Products strict inspection
  Ensure compliance with relevant standards.
3. Location
Close to Qingdao port, China. Reduce the transportation cost and time, ensure timely delivery.
4. Equipment
Have many kinds of casting equipment, stamping equipment, testing equipment, CNC machine, spraying equipment. Ensure product assembly line work, speed up the production process.
5. Service
 Solve all the problems after receiving the goods.

Our company specializing in the production of all kinds of Agricultural Machinery Parts, Metal Machining Parts, Animal-Drawn Plough& Plow, Cast Iron Cultipacker Wheel, Crosskill Rings, Cambridge Roll Ring, Crosskill Ring, Breaker Ring, Grey Iron parts, Ductile Iron Parts, Auto Spare Parts, Industrial Machinery Accessories, Mechanical Wheel Casters, Railway Fittings, Agricultural Tools Accessories, Building Decoration Accessories, Metal Stamping, Manhole Covers, Pipeline Valves and Accessories, Fireplace Accessories.

They widely used in agricultural machinery, engineering machinery, car shipping, mining machinery, construction, pump valve and other industries, our company has complete casting, stamping, spraying production line, various production and processing equipment more than 100 units, annual output of 30000 tons.

Our company products are mainly export-oriented, have been exported in Europe, United States, Africa, Australia, etc. And get their recognition and praise. We will use high quality products and service to every customer satisfaction, to achieve long-term cooperation and win-win.