construction crane Max.load(4t-10t) tower crane

Max.load(4t-10t) tower crane 1.ISO, CE certificate 2.Professional crane manufacture 3.6 years experience in crane market

Shandong Yongli tower crane

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.

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construction crane Max.load(4t-10t) tower crane