The SANY SR155 rotary drilling rig is designed for small to medium-sized pile foundation projects, including urban construction, municipal engineering, and factory developments. It offers a maximum drilling diameter of 1,500 mm and drilling depths up to 56 meters with friction kelly bars or 44 meters with interlocking kelly bars. Powered by a 147 kW engine operating at 2,100 rpm, the rig delivers an output torque of 155 kN·m with rotation speeds between 5 to 35 rpm. The telescopic large-widening chassis and roller-type large-diameter slewing bearing ensure high stability during deep borehole construction. The mast's box structure provides strong resistance to torsion and fatigue, while the sixth-generation kelly bar, made from upgraded materials with a strengthened block ring, enhances drilling capability in strongly weathered rock layers. An intelligent control system features a 10-inch HD touch screen for user-friendly operation, and the EVI mobile app enables remote real-time monitoring of equipment status and construction progress




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Factory Address:Room 2301, Building 12, Phase I, China Resources Land, No. 266, East Sixth Road, Xingsha Street, Changsha County, Hunan Province