High quality Products > Metro Gearbox for heavy equipment

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100 pc
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50000 pc/month

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Product Description:

Crane  Gearbox


Lift capacity (t)Span (m)Aux. Lift speed (m/min)Lift speed (m/min)Crane speed (m/min)Travel speed (m/min)lift height (m)Aux. lift height (m)
200/5013,16,19,22,259.82.866, 58282226
28,319.83.158, 43282226



TYHI is a manufacturer of large, heavy-duty gearboxes and other mechanical transmission equipment in China; we design and manufacture a vast variety of gearboxes, gear distribution boxes, gear couplings, and turbine lifters that are widely used in cranes, excavators, pipe rolling mills, plate & strip rolling mills, bar & wire rod rolling mills, converter equipment and coal chemical equipment.


TYHI’s main gear transmission products include large converter steelmaking equipment and tilting devices, high-speed train and metro gearboxes, wind power gearboxes, grinding mill gearboxes, gears, ring gears and series of other related products.


TYHI’s products are widely used in the metallurgical, mining, energy, transportation, aerospace, chemical, rail, ship building, environmental protection and various other industries. Many products designed and manufactured by TYHI have filled gaps in the domestic market. Furthermore, we have created 360 nationally and internationally recognized products which have been exported to approximately forty countries and regions.


TYHI is now delving further into the development of the rail, engineering machinery, new energy, and maritime equipment fields. We have established a new production base in the Binhai New Area of Tianjin to facilitate the transportation and export of large-sized equipment. Our second wheel production line is currently under construction. We have also established production lines for wheels, axles and wheel sets for use at speeds above 200 km/h.


We are now turning our focus to international markets which we are certain can benefit from our high quality products and service. As we are constantly innovating and improving, we have no doubt that we will meet and even exceed our customers’ expectations.


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