| 1. | Ductile iron pipes - external zinc - spray coating
球墨铸铁管外表面喷锌涂层 |
| 2. | Ductile iron pipe flanges and flanged fittings
球墨铸铁管法兰和法兰配件 |
| 3. | No . 1 wold producer for ductile iron pipes
球墨铸铁管世界第一 |
| 4. | Mortar lining for ductile iron pipes
球墨铸铁管用砂浆衬里 |
| 5. | World producer for ductile iron pipes
世界第一球墨铸铁管 |
| 6. | Continuous casting ductile iron pipes
连续铸造球墨铸铁管 |
| 7. | Epoxy - powder coating for interior of ductile iron pipes and fittings
球墨铸铁管道和配件内壁环氧粉末涂层 |
| 8. | Cement mortar inner lining for centrifugal ductile iron pipes and fittings
水泥内衬离心球墨铸铁管及管件 |
| 9. | Ductile iron pipes - bitumen coating
球墨铸铁管沥青涂层 |
| 10. | Ductile iron pipe with cement lining
水泥衬里延性铁管 |
