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 hollow hexagonal Steel production, hexagonal hollow steel, 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 steel, hexagonal drill pipe, triangular hollow steel Guiyang hollow hexagonal steel, 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, 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. [Liaocheng Zeyu Metal Products Co., Ltd.] is a [Rod] applicable to all areas of construction, mining, textile, electricity, boilers, machinery, military and so on. Company with a good reputation and quality products, a strong, low price reputation more than 30 provinces, municipalities, autonomous regions, municipalities and abroad, the product won user dependent. , Mining drill rod, drill rod hexagonal, hexagonal hollow steel, hexagonal oxygen blowing pipe, circular hollow steel, spiral drill rod Hebei hollow hexagonal steel, twist drill rod, geological drill pipe, drill pipe manufacturing, services, new product development in one of the large enterprises, the production of: hexagonal hollow steel, hexagonal oxygen blowing tube, hexagonal steel hollow hexagonal drill rod, drill rod [round], rock drill drill rod, mining drill rod, 55SiMnMo drill rod, 60Si2Mn brazing Rod, 40simncrnimo drill rod, 23CrNi3Mo drill rod, drill rod heavy, solid twist drill rod, twist drill rod hollow, spiral drill rod, hexagonal hollow steel, hollow hexagonal steel, hexagonal hollow steel, hollow hexagonal, hexagonal oxygen lance , hexagonal oxygen blowing pipe, hollow hexagonal, hexagonal hollow steel, hexagonal hollow steel, hexagonal drill pipe, hollow steel triangular, circular hollow drill pipe, special sizes and materials can be customized according to customer requirements! ! Hollow hexagonal steel, Guiyang hollow hexagonal steel, hollow hexagonal steel supplied 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