• Model NO.：QD
• Type：Bridge Crane
• Capacity：5-650t
• Application：Construction Usage
• Sling Type：Wire Rope
• Power Source：Electric
• Transport Package：Strong Wooden Box
• Specification：QD
• Trademark：shengqi
• Origin：China

Capacity: 5-650tSpan: 5-35mLifting height: 6-100mCertificate: ISO 90011. Introduction
QD type 20t overhead crane, its trolley is bigger and stronger than LH type as the trolley contains motor, reducer and brake separately.
And this is the most important factor for working 24 hours per day. Performance parameters   1-5t10t Traveling Speed (m/min)2020 Reduction Ratio (i)3838 MotortypeYES  power2×0.42×0.8  Rotational speed1200Working SystemA5Power supply3phrase  380V    50HzWheel diameterФ200Width of Track37-70mmCRANE
1. The quality of the main girder decides use age and use cost of the crane. "shengqi" consummately adopt European most advanced design and manufacture craft of the main girder. Mail girder wear well , not only let user ease use, but also low maintenance cost.
2. The up camber curve of main girder adopt optimize 4 times curve, ensure traveling have no upgrade resistance when full loading. Overcome the disfigurement of traveling motor overload traveling and trolley slide traveling. 
3. End carriage is box girder, and the connection between end carriage and main girder adopt high strength bolt, in order to transport conveniently. 
4. Optimize structure design, bearing layout reasonable , bear horizontal force, improve use age of the bearing. 
5. The connections of every mechanical part are gears, in order to achieve simple installation and convenient maintenance. The drive wheel group and driven wheel group are all supported on crescent bearing box , convenient for disassembly and adjust.  

if you are searching for crane to pproceed your work ,the "shengqi" crane is a perfect choice.