... operation Clean, safe, and adjustable Beijing Shuangtai Pneumatic Bridge Crane takes air hoist as the lifting device,as a ... kind of new type gantry crane, It only need the 0.5 ~ 0. ... explosive and dusty environment safely.Our Pneumatic Gantry Crane is widely used in mills,mines,enterprises,stations and ... -4Crane m/min4-63-42-3 Pneumatic overhead Bridge Crane 1 ton 2 tons 3 tons 5 tons ...