Crane Hoist Construction Machinery

We offer crane hoist construction machinery.
Performance parameters table
model qtz50(4810) qtz50(5010)
maximum rated torque (kn.m) 500 500
maximum lifting (t) 5 5
maximum working amplitude (m) 2.5∽48 2.5∽50
idependent hoisting height (m) 1 1
attached hoisting height (m) 30 30
payload capacity at maximum amplitude(t) 120 120
hoisting speed(m/min) a=2 65/32.6/13 70/35/10
hoisting speed(m/min) a=4 32/16/6.4 35/17.5/5
radius changing speed (m/min) 38.6/25.2 23/35
swiveling speed (r/min) 0.6 0.7
raising speed (m/min) 0.4 0.66∽0.72
dead load (t) 22.5 23.5
structure self-weight (kw) 25.7 26.7
balance weight (t) 8 10
standard knot dimensions (m) 1.5×1.5×2.2 1.6×1.6×2.2
materials of main limb of tower body ∠160×12 ∠160×14