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Over-long boom is (50/55m),wide range of coverage., high quality and reasonable price. - details see: https://www.machineto.com/tower-craneqtz63-10103557

tower craneQTZ63

Over-long boom is (50/55m),wide range of coverage.

Heavy in section of mast section(1600*1600 or 1800*1800),good steel performance,complete crane is stable and little swing as load.

Main material of mast section is 160*160*16 angle steel or 125*125*10 buckled square or 135*135*10 steel tube.

Electric system adopts domestic fine quality or import components,performance is stable and reliable.

Mast section,tie bar,upper and lower bracket and so on,main parts all adopt CO2,GSAW with large

in weld penetration,small in transformative.

Hoisting mechanism has good timing performance,rise and fall are stable,shockless.

Swing mechanism adopts winding motor or frequent motor,operating balance,efficient,fast and convenient in position.