... ),9(30),10.5(35),12(40)m (ft) Stand load rating:1150,1600,2200,2880kN Design Features:1).Three kinds of ... .4)8.92(29.3)10(33)Rotary table beam load rating ,kN2250315031503150450045005850Stand load rating ,kN1150115016001600220022002880Bottom span of mast ,m(ft)8(26.3 ...