Liaocheng Zeyu Metal Products Co., Ltd. (www.zk55simnmo.com) located in Liaocheng, Shandong Liaocheng Development Zone Industrial Park, Contact: Mr. Sun Metal Products Co., Ltd. Liaocheng Zeyu various hexagonal hollow steel, hexagonal lance Shandong DZ40 geological drill, complete specifications, quality assurance, the company sold products are widely used in petroleum, chemical, electric power, coal, machinery, boilers, hydraulic prop, shipbuilding, steel and other industries, and make full use of the advantages of the right to export, into the international market. Company with a good reputation and quality products, the strength of thick, low price reputation more than 30 provinces, municipalities and autonomous regions, municipalities, the product won user dependent, has won the praise of the new and old customers and the community and praise DZ40 geological drill pipe specifications, business is booming DZ40 geological drill pipe, and continues to expand. Committed to the practical application of technology to solve customer problems, "Quality First" is our principle of "mutual benefit" is our purpose, "forge ahead" is our pursuit! Liaocheng Zeyu Metal Products Co., Ltd. is a professional manufacturer of all kinds: hexagonal hollow steel - hollow hexagonal steel - hexagonal hollow steel - hollow hexagonal - Hexagon lance - rowed lance - hollow hexagonal - rowed hollow steel - steel hexagonal hollow large enterprises located in the scenic ancient capital of Jiangbei Water City Canal (Liaocheng), a prominent business location and convenient transportation hexagonal hollow steel Specification: H19, H22, H25, H28, H32, H35 material: 45 #, 55SiMnMo, 60Si2Mn, 40simncrnimo, 42CrMo, 23CrNi3Mo, 95CrMo, 35SiMnMoV, 22SiMncRNi2Mo, special sizes and material can be customized according to customer requirements! The company's aim is "people-oriented, to Germany Societe Generale, a hundred years the brand; mutually beneficial, long-term coexistence," We sincerely hope to establish long-term cooperative relationship with you, mutual benefit and common development of the company adhere to the "high-quality products, reasonable! price, perfect service, "the basic criteria DZ40 geological drill finished, so has many stable business units, covering the East China region. Currently, the company has passed ISO9001: 2008 quality management system certification.