Qinglong Coal Mine is located in Guli Town, Qianxi County, Bijie City, Guizhou Province, and is an important mine under Guizhou Qianxi Energy Development Co., Ltd. To strengthen coal mine gas management and improve the safety and reliability of the gas drainage system, Qinglong Coal Mine organized a public tender for the procurement of mine gas drainage pipelines and accessories (Project No.: GZQW-CG-2024-0). The procurement scope covers gas drainage pipelines and supporting accessories. Qingdao Haodeboer Industrial Co., Ltd. successfully won the bid for this project, with a winning bid amount of RMB 4,612,023.
This project involves Haodeboer Coal Mine's underground gas drainage pipelines and supporting fittings. The pipeline base is made of high-quality seamless steel pipe, and the inner and outer walls are treated with flame-retardant and anti-static coatings. The products comply with coal industry standards such as MT 558.2 and AQ 1071, and have obtained the mining product safety mark (MA) certification. The pipeline possesses excellent properties such as flame retardancy, antistatic properties, and corrosion resistance.
No.1 Haodeboer Road, Qingdao, Shandong, China
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