Liaocheng Zeyu Metal Products Co., Ltd. (www.zk55simnmo.com) is located in Liaocheng, Shandong Liaocheng Development Zone Industrial Park, Contact: Mr. Sun Metal Products Co., Ltd. Liaocheng Zeyu Disclaimer: Due to market confusion, outlaws fraudulent The company's network information and images for commercial ye lie, hope new and old customers in front of businesses to conduct transactions on the supply companies to do site visits to see if the other side there is the spot, whether the production capacity, so as to avoid unnecessary losses. Allen, also known as the lance: hexagonal hollow steel, hexagonal hollow steel, hollow hexagonal, hollow hexagonal, blast furnace opening and the necessary tools to send oxygen. This product is manufactured for 45 high-carbon steel and its products advantages: wall thickness, the center hole is small, high intensity, furnace deep and consumption, oxygen consumption at the end, and low cost. Has been completely replaced the steel type oxygen blowing pipe. Specifications: B19, B22, B25. Products are widely used: mining, railway, tunnel engineering, metallurgy, coal, water conservancy, mountains, quarrying, drilling mining, smelting blowing Liaocheng Zeyu Metal Products Co., Ltd. is a professional manufacturer of all kinds: hexagonal hollow steel - hollow hexagonal steel - steel hexagonal hollow - hollow hexagonal - Hexagon blowing tube - rowed blowing tube - hollow hexagonal - hexagonal hollow steel - steel hexagonal hollow large enterprise company is located in the scenic ancient canal Jiangbei Watertown (Liaocheng), a prominent business location and convenient transportation hexagonal hollow steel specifications:. H19, H22, H25, H28, H32, H35 Material:. 45 #, 55SiMnMo, 60Si2Mn, 40simncrnimo, 42CrMo, 23CrNi3Mo, 95CrMo, 35SiMnMoV, 22SiMncRNi2Mo hexagonal Hollow steel, special sizes and materials can be customized according to customer requirements! Product quality, supply full B25 hexagonal hollow steel, reasonable price, prompt delivery blast hexagonal hollow steel, hollow steel hexagonal in good faith, the principle of reciprocity and mutual benefit, invites new and old customers to visit and negotiate business. I solemnly promise to you: to ensure the best quality at the lowest price, the best service, to acknowledge the new and old customers. The library does not have the specifications can advance phone orders, ensure timely arrival.