How to Prevent Welding Cracks in Port Cranes?
No. 6, Crane Industrial Park, Changyuan Town, Xinxiang City, Henan Province, China
The Crane wheels are important components used for the traveling of the bridge or gantry crane and the running of the trolley.
The wheel is made of ZG430-640 cast steel or the ZG-50SiMn low alley steel, hardening depth of the wheel tread part will not lower than 20mm.
Regarding the ZG430-640 cast steel wheel, the hardness of the rolling surface is about 300-350HB, regarding ZG-50SiMn, it is about 420-480HB.
Mechanical property, accuracy and roughness of material accord with JB/T 6392-2008 rules
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