Custom Rain Water Cast Iron Drain Grates , Ductile Iron Manhole Cover

Custom Rain Water Cast Iron Drain Grates , Ductile Iron Manhole Cover

Product overview

1. Product information
Manhole Covers are manufactured for construction and public use. Manhole Covers shall be smooth and free from sand holes, blow holes, distortion or any other defects

2. Material
a) Ductile Iron GGG500-7 / 400-12
b) Grey Iron GG20

3. Coating
a) Cold applied black bitumen
b) Without coating
c) Coating as per customers' requirement

4. Process
c) Molding boards
d) Green sand with hand molding

5. 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
6. Different accessories are available

3) product used

The product was used for the roads / idewalk / highway / airport

Product advantage

1. Moderate weight and easy installation

2. No inherent scrap value thus reducing risk of theft

3. 30 years of service life

4. Can be used in -30℃ to 70 ℃ degrees environment

5. Corrosion resistance, meet the needs of environmental protection, and reduce the exploitation of mining resources; beautify the city, classify the coloring, and enhance the taste of the city.

6. Tested by national security agencies. Compressive, bending and impact resistant. Heat, cold, acid, etc.