U29 Steel Support

U29 steel support, steel supportChinacoal05 SpecificationsU29 beam1. beam is high quality2.national standard3. lowest pricebeamOur company mainly manufactures all kinds of mining products, such as mining support bracket,u beam,mining steel arches,U 15,U 29,U36,and the assemble accessories.It is mainly used for mining tunnel support, with the features of high pressure,long lift,strong structure.