The Jiaozhou City Shanzhou Reservoir to Chejiahe Water Plant Water Transmission Pipeline and Supporting Facilities Project is a crucial raw water transportation project for Jiaozhou City. The pipeline is 18.6 kilometers long, traversing multiple areas of Jiaozhou City, transporting raw water from Shanzhou Reservoir to the Chejiahe Water Plant for treatment before supplying it to urban residents. Qingdao Haodeboer Industrial Co., Ltd. successfully won the bid for the material procurement of this project with a bid price of 66.1962 million yuan, achieving a comprehensive score of 83.28, ranking first among all five bidding companies, demonstrating the company's comprehensive strength in large-scale water transmission pipeline projects.
This project involves plastic-coated composite steel pipes and supporting fittings. The base pipe uses high-quality spiral submerged arc welded steel pipe, with epoxy resin coating on both the inner and outer walls, possessing excellent corrosion resistance and a smooth inner wall. Pipeline connection methods include trench connection and flange connection, suitable for long-distance raw water transportation projects. The product complies with CJ/T 120 standard, and the coating meets the hygiene and safety requirements for drinking water transmission and distribution equipment, ensuring water quality safety and pipeline durability during the raw water transmission process.
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