hey are made of hot steel coil by automatic submerged arc weld under Norman atmospheric temperature. They can be used to drainage system. So the street can be clear.
Manhole covers:
1) Dimensions standard: EN124
2) Material: grey iron, ductile iron and cast iron
3) Size:many kinds as shown in our catalogue
4)package: plywood cases, plywood pallets
| Type | Dimensions mm | weight |
| Extremal | c/o | Height | kg |
| 850*850 | 850 | Φ610 | 100 | 97 |
| Φ850 | Φ850 | Φ610 | 100 | 87 |
Botou Yao Feng metal products Co., Ltd. Was founded in 2015, registered
Capital of 3000000 yuan, Hebei Botou is a professional production of various
Kinds of casting products company, is Hebei Minmetals, Hebei Longsheng,
Hubei Minmetals and other foreign trade companies, manufactures of fixed-
Point delivery.
The company's main products are casting, steel, farming equipment,
Hardware and other productions. We can supply all above products with
Different standards and specifications. We promise that you can get the
Wanted products with best quality in the competitive price and the most
Satisfied services.
