Leung, specializing in the production of π type DFB metal roof beam DJB π-beam hinged roof beam, DFB metal roof beam, hinged roof beams 
 Material price fluctuations, real-time pricing, please call consultation! 
 Metal roof beam, 7 # π-beam it can with all types of monomers, the composition of metal pillars with metal stents for the mine level and ease in working face and head are inclined or other large area with roof control. It can support long span cantilever roof roof control areas, face a greater realization of prop-free work space, to improve working conditions and the use of new mining machinery and transport cashier flexible transformation of favorable conditions. 
 Notes: 1, 700mm span beam carrying capacity, the beam central concentrated load; 
 2, with the weight of 0.7kg / m of weld weight; 
 3, model specifications differ for each addition of a standard 200mm 
 The company sells a variety of support products for mining, U steel stents and other support products for mining, mining Karan, mine metal roof beam, single hydraulic props and other equipment supplies. Welcome to the new and old employees to buy. 
 Coal mining in Jining Steel Co., Ltd. The main products are: D15, M15, M18, E19, M22 tank for steel, 5 #, 6.5 # scraper steel legs inclined channel 10 #, 7 # 8 # 9 # π steel, , Φ18. Φ20Φ22 bolt steel, 9 # 11 # 12 # miners steel, 25U29U steel support, various types of scraper conveyor, belt conveyors and accessories; various models of the hinged roof beams, long beam, single hydraulic prop, friction and other pillars of support products and accessories; various models of the ring chain, connecting ring, join Shaw. All kinds of steel, steel, all products are made of coal safety certificate. Products are sold to more than 20 provinces, municipalities and autonomous regions. 
 Contact: Manager Cao 
 Tel: 15154721835 0537-2798129 
 Wang No.: zhongmeijx13 
 QQ: 1136189162 
 Mountain Equipment Co., Ltd. Jining in the Coal Mine 
 http://zhongmao10.cn.b2b168.com/default.aspx?web=init