Liaocheng Zeyu Metal Products Co., Ltd. is a hexagonal hollow steel, hollow hexagonal steel, hexagonal hollow steel, hollow hexagonal, hexagonal oxygen blowing tube, hexagonal oxygen blowing pipe, hollow hexagonal, hexagonal hollow steel, hexagonal hollow B25 steel hollow hexagonal, hexagonal drill pipe, triangular hollow steel, circular hollow steel production, services, new product development in one large enterprise producing all kinds: hexagonal hollow steel, hollow hexagonal steel, hexagonal hollow steel , hollow hexagonal, hexagonal oxygen blowing tube, hexagonal oxygen blowing pipe, hollow hexagonal, hexagonal hollow steel, hexagonal hollow hexagonal hollow steel production, hexagonal drill pipe, hollow steel triangular, circular hollow drill pipe. Hexagonal hollow steel Specification: H19, H22, H25, H28, H32, H35 circular hollow steel Size: D32, D38, D45, D51 twist steel is divided into two kinds of solid and hollow, respectively, Φ26, Φ28, Φ30, Φ38 hollow hexagonal Steel, Φ40 other materials: 45 #, 55SiMnMo, 60Si2Mn, 40simncrnimo, 42CrMo, 23CrNi3Mo, 95CrMo, 35SiMnMoV, 22SiMnCrNi2Mo alloy hollow hexagonal, special sizes and materials can be customized according to customer requirements! Products are widely used: rock mining, mining, railway, tunnel engineering, metallurgy, coal, water conservancy, mountains, quarrying. Liaocheng Zeyu Metal Products Co., Ltd. is a drill rod, mining drill rod, drill rod hexagonal, hexagonal hollow steel, hexagonal oxygen blowing pipe, circular hollow steel, spiral drill rod, twist drill rod, geological drill pipe, drill pipe production, service, new product development in one of the large enterprises, the company is located in the scenic ancient canal Jiangbei Water City (Shandong Liaocheng), a prominent business location, convenient transportation and production of all kinds: hexagonal hollow steel, hexagonal oxygen blowing tube, hexagonal Rod, Round Rod, rock drill drill rod, mining drill rod, 55SiMnMo drill rod, 60Si2Mn drill rod, 40simncrnimo drill rod, 23CrNi3Mo drill rod, drill rod heavy, solid twist drill rod, hollow twist drill rod, drill rod hexagonal screw Rod Specifications: H19, H22, H25, H28, H32, H35 Round Rod Specifications: D32, D38, D45, D51 twist drill rod is divided into two kinds of solid and hollow, respectively: Φ26, Φ28, Φ30, Φ38, Φ40 other materials: 45 #, 55SiMnMo, 60Si2Mn, 40simncrnimo, 42CrMo, 23CrNi3Mo, 95CrMo, 35SiMnMoV, 22SiMncRNi2Mo, special sizes and materials can be customized according to customer requirements! Products are widely used: rock mining, mining, railway, tunnel engineering, metallurgy, coal, water conservancy, mountains, quarrying, smelting blowing. In the company of "people-oriented, integrity and innovation, leading services, the pursuit of unlimited" concept management company, follow the "proactive, rapid response, thoroughness and excellence" work style, to "create customer cardiac products, providing customers moving service "as the goal, continue to innovate and progress, so customers can build and between the supply and demand sides of the green channel, to achieve harmony and win-win! Hollow hexagonal, B25 hollow hexagonal, hollow hexagonal provided by Zeyu metals. This information consists of: providing Liaocheng Zeyu Metal Products Co. (www.zk55simnmo.com), we are business alliance member, the integrity of the whole network certification vendor. Feel free to contact us, contact: Mr. Sun