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4 Ton Knuckle Boom Crawler Crane
4 Ton Knuckle Boom Crawler Crane
Model SQ4ZG3T
The BOB-LIFT 4 Ton Crawler Crane is a powerful and versatile machine, offering exceptional mobility and maneuverability for heavy-duty lifting and construction projects.
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Product Detail
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Product Deatils
The structure design is more compact, lighter self-weight, greater load ratio, the whole line is reasonable, beautiful.
The multi-way and balance valves use spools from Turkey and Italy, and the hydraulic hose has four layers of steel wire, with a max burst pressure of 60MPa.
  • The hydraulic hoses are wrapped with 4 layers of steel wire, the maximum burst pressure reaches 60Mpa
    High-strength steel plate (Shanghai Baosteel)
    The more symmetrical center design of pentagon & hexagon boom make it bigger anti-bending capacity



Parameter


Product Parameters（SQ4ZG3T)
Max Lifting Capacity

4000kg

Maximum operating radius

5.6m

Boom length

5.82m

Rotation angle

360°

Storage battery capacity

48V175Ah

Displacement

10.5L/min

Walking style

crawler tracks

Walking speed

2.5km/h

Climbing ability

10°



Gallery


注: 建议上传图片大小690px*460px
Production Equipment
1. Numerical control laser cutting machines offer higher accuracy (<0.5mm error) and efficiency, capable of replacing some machining processes to enhance production efficiency.

2. The bending machine has a length of 6 meters but can bend plates longer than 6 meters, with a loading bearing capacity of 1000 tons. The blade tool is customized based on practical applications of the crane.

3. The numerical control shot blasting machine can process steel plates ranging from 3mm to 50mm in thickness. It removes rust, internal stress, and oxide layers from the steel plate surface, improving paint adhesion.

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