To meet the pipe material needs of multiple water conservancy projects it undertakes, the Fourth Engineering Company of Shandong Provincial Water Conservancy Engineering Bureau organized a competitive negotiation procurement process. The procurement covered various pipe products, including commercial concrete, prestressed concrete cylinder pipe (PCCP), top sleeve pipe, and plastic-coated composite steel pipe. Qingdao Haodeboer Industrial Co., Ltd. successfully won the bid for this procurement project, becoming the successful candidate for the plastic-coated composite steel pipe, providing high-quality pipe materials for water conservancy projects in Shandong Province.
This project involves Haodeboer plastic-coated composite steel pipe. The base pipe is made of high-quality welded pipe, with an epoxy resin coating on both the inner and outer walls. The product conforms to GB/T 3091 and CJ/T 120 standards, possessing excellent corrosion resistance and a smooth inner wall. Plastic-coated composite steel pipe is suitable for water transmission pipeline systems in water conservancy projects, forming a complete pipeline system together with prestressed concrete cylinder pipe and top sleeve pipe.
No.1 Haodeboer Road, Qingdao, Shandong, China
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