[Hex] hollow steel, alloy steel hexagonal hollow, metal Zeyu provided by Zeyu metals. Liaocheng Zeyu Metal Products Co., Ltd. (www.zk55simnmo.com) had been "Business League certification", please rest assured purchase through the entire network, click on the page check "Business League certification icon," the company authentication information. You can also click on the "Business League Service Icons" on this page directly contact our customer service! Liaocheng Zeyu Metal Products Co., Ltd. is a hexagonal hollow steel, hollow hexagonal steel hexagonal hollow steel production, steel hexagonal hollow, hollow hexagonal, hexagonal hexagonal hollow lance alloy steel, hexagonal oxygen blowing pipe, hollow hexagonal , hexagonal hollow steel hexagonal hollow steel prices, steel hexagonal hollow, hexagonal drill pipe, hollow steel triangular, 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 lance, lance hexagonal hollow hexagonal, hexagonal hollow steel, hexagonal hollow steel, hexagonal drill pipe, hollow steel triangular, circular hollow drill rod. Liaocheng Zeyu Metal Products Co., Ltd. is a hexagonal hollow steel, hollow hexagonal steel, hexagonal hollow steel, hollow hexagonal, hexagonal lance, lance hexagonal hollow hexagonal hexagonal hollow steel, hexagonal hollow steel , hexagonal hollow steel, hexagonal drill pipe, hollow steel triangular, 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 lance, lance hexagonal hollow hexagonal, hexagonal hollow steel, hexagonal hollow steel, hexagonal drill pipe, hollow steel triangular, circular hollow drill pipe. Hexagonal hollow steel Specification: H19, H22, H25, H28, H32, H35 circular hollow steel Specifications: 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.