QTZ40(4708) tower crane

Tower Crane, 1.CE, GOST, ISO, 2.Top 1 in China, 3.more than 20 years manufacture history, 4.Export to more than 30 countries - details see: https://www.machineto.com/qtz40-4708-tower-crane-10103738

Feature:Tower Crane	Condition:New	Application:construction	Rated Loading Capacity:4t
Rated Lifting Moment:400	Max. Lifting Load:4t	Max. Lifting Height:120m	Span:47m
Place of Origin:Shandong China (Mainland)	Brand Name:SHAN DONG HUAXIA GROUP	Model Number:QTZ40	mast section:1.45x1.45x2.2:steel:Q235B
color:yellow:total wight 22t

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Main Technical Parameters

Name			Unit	Parameter
				QTZ40
Nominal hoisting moment			kN.m	400
Max. hoisting weight			t	4
Rated hoisting weight at jib nose			t	0.8
Working radius			` m	2.5-47
Height		Anchoring	m	28.3
		Climbing	m	120
Hoisting speed		Magnification		a=2				a=4
		Hoisting speed	m/min	8	34	52	4		17	26
		Hoisting weight	t	2	2	1	4		4	2
Swing speed			r/min	0.46/0.7(0--0.6)
Radius changing speed			r/min	33/16.5
Top rising speed			r/min	0.7
Tower crane weight	Ballast weight		t	6.55
	Total weight (anchoring)		t	24.5
Working swing radius			m	47
Rear swing radius			m	12.8
Max. working wind speed			m/s	20
Max. wind speed for top rising			m/s	13
Ambient temperature			°C	-20 - 40