400 Ton Shield gantry crane

Gantry crane with shield (DMG for short) is mainly used for installation of cutter and shield of shield machine which is underground trenchless device, and used for lifting of ductpiece supporting tunnel during work progress. DMG has stable performance, high production effieciency and is easy to be taken care of and maintained. The lifting appliance at upper part can turn to adapt the requirements of tunneling at different direction. It has flexible operating mode, complete safety in dication and overload protection device, which can uttermost ensure the safety of operator and equipments. Electrical system adopts PLC variable frequency speed regulating which is ProPitious to control the mechanisms. Famous manufacturer of fittings is adopted to guarantee the quality of the complete machinhe latest issured national standards are executed for design, manufacture and inspection of DMG.

Environment:

1. The power of crane is three-phase AC; rated frequency is 50HZ; rated voltage is 380V;

2. The temperature of working environment is -20 DC to 45 DC; The max. relative humidity is no less than 95%(there is condensation);

3.Wind speed during work is no more than 20m/s;

4.Working class of the crane is A3,A4,A5,A6,A7;

5.The crane that has special requirements for environmental conditions shall execute the contract articles.

Ordering must know:

The basic parameters(rated lifting weight,lifting height and span,etc.)of the crane shall be described clearly when the user orders goods or signs a contract so taqht the product which may satisfy the condition can be supplied.

Henan Weihua Heavy Machinery Co,. Ltd.is the core company of weihua group.
Weihua is the leading cranes supplier in China, specializing in crane and hoist researching, developing and producing lifting machinery, port machinery, construction-purpose tower crane, reducer, etc.
Weihua now is the largest production and sales volume and the most influential brand in China crane industry. The production and sales volume of leading product ranks first. with more than 6000 employees within the group. Among them, there are more than 1600 staffs with college degree or above. Weihua occupy a total production area of more than 1, 900, 000 square meters, the total asset is about 3.4 billion RMB, Tissue plasminogen activator brand value 7.19 billion RMB.register capital 166 million RMB. overhead and gantry crane increasing number of crane are serving in machinery manufacturing, metallurgy, petrochemical industry, mining, energy and transportation, port logistics, automobile manufacturing, shipbuilding and other fields. Hundreds of cranes have been exported to more than 20 countries like Great Britain, America, Russia, Turkey, Brazil, Vietnam, Thailand, India, Iran, Pakistan, and Oman and so on.
In FY2010, our total sales reached a history-high 3.62 billion RMB.Our overhead traveling crane and gantry crane are awarded 'China Top Brand ', 'Weihua' trademark was awarded 'China Famous Brand ' Weihua Group also serves the Heavy Machine Industry Association, Material-Handling Machine Association and Bridge Crane Sub-association of China as Deputy Chief Director.
Weihua Group owns the only crane R&D center in Henan Province and 76 patents. In 2007, Weihua Testing and Inspection Center was awarded National Laboratory, Weihua Group was named 'National High-tech Enterprise ', Weihua Group was regarded as national technology center. Weihua will keep on improving the R&D and innovation capacity.
Weihua Group is committed to 'Becoming the leader in China lifting equipment companies & international famous brand"and open a new chapter in the history of crane production with its continuous efforts and in pursuit of greater core competitiveness.