self-raised tower crane

self-raised tower crane 1.ISO CE certificate 2.Max.load 4t-8t 3.6 years experience in crane market 4.Professional exporter Shandong Yongli tower crane has 6 years experience in crane market,and passed ISO9001:2000 Quality System Certificate.1.Raw materialYongli tower crane purshase steel in dulk directly from big steel factories like Baosteel and guarantee the safety of our product.2.Electrical mechanismYongli tower crane Select and use France Schneider contactor, broken phase and phase sequence protection and complete protection for motor overhead.3.Hoist Derricking Slewing mechanismBrake wheel adopts cast steel materials,surface quenching and external circular,control the beating degree strictly.Derricking mechanism with free maintenace planetary reducer and cone brake motor.Slewing motor adopts winding motor and hydraulic transmission.slewing is stable and powering.4.We adopts advanced Robot automatic welding system and plasma cutting machine.The first-class equipment and production process makes the first-class tower crane in China.5.strict quality examinationRaw material,welding,welding appearance quality and main parts must been tested strictly,and guarantee the safety and stability of the whole product.  Technical parameters:

Type		TC4008	TC5010	TC5610
Rated lifting moment(KN.m)		400	500	630
Working range(m)		3~48	3~50	3~56
Load	Tip load(t)	0.8	1	1
	Max load(t)	4	5	6
Lifting height	Free standing(m)	30	30	40
	Adhesion type(m)	120	120	151
Hoist mechanism	Double falls speed(m/min)	60/40/9	60/40/9	80/40/6.6
	Fourfold falls speed(m/min)	30/20/4.5	30/20/4.5	40/20/3.3
	Motor	/	/	/
Slewing Mechanism	speed(r/min)	0-0.6	0-0.6	0-0.6
	Motor	/	/	/
Trolley Mechanism	speed(m/min)	32/20	32/20	44/22
	Motor	/	/	/
Jacking speed(m/min)		0.6	0.6	0.4
Mast section size(mm)		1500*1500*2500	1600*1600*2500	1835*1835*2500
Mast section material(Q235B)		∠160*12	∠160*12	∠125*10

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self-raised tower crane