Hardened Gear Reducers For Cranes

Crane Gearboxes / Hardened Gear Reducers

Hardened gear reducers for cranes are developed according to the domestic and global market needs. QJY/QY series crane reducers have the features of large load capacity, high reliability, compact structure, light weight. QJY/QY series crane gearboxes are commonly suitable for lifting mechanism, running mechanism and luffing mechanism of cranes.

Main Features:

• High precision, high efficiency

• Large load capacity, high reliability

• Smooth operation, low noise

• Compact structure, light weight

• Flexible connections to meet variable installation requirements

Technical Parameters:

• Frame Sizes(Nominal Center Distance):
  QJY Series: 140~800
  QY Series: 160~800

• Stage:
  QJY Series: 2~4 Stage
  QY Series: 3~4 Stage

• Ratio:
  QJY Series: i=6.3~400
  QY Series: i=16~400

Applications:

• Cranes Lifting Mechanism, Running Mechanism And Luffing Mechanism