Double girder gantry crane of introduction:
Double girder gantry crane applied outside warehouse or railway sideways to do common lifting and unloading works.2.Double girder gantry crane is composed of bridge,support legs,crane travelling organ,winch trolley,electric equipment,strong lifting winch,the frame adopts box-type welding mechanism.3.Operational methods:Cabin or remote control,4.Power is supplied by cable or slide wire,5.We offer different capacity according to your requirement.
Double girder gantry crane of key parts
Electric parts:To keep the crane power-good,brand of electric parts such as:Chint,Siemens,Schneider,Motors:China top brand,is strictly chosen according to the application and working environment,Brakes:Failsafe magnetic or hydraulic brakes of 150% torque or more are fitted on shaft extensions. For heavy duty cranes a second brake can be mounted to ensure failsafe operation.Wheels:Produces in our special vacuum casting workshop(No sand inclusion technic)Which make our wheels more elastic and outer surface hard-wearing and durable.Hook:Normal hook and swing hook for your various application.Painting:The color as your required,two coats of primer before assembly&two coats of synthetic enamel after testing.
Double girder gantry crane of Specifications :
Lifting Capacity : 1-800t
Span: 4.5m to 50mLift height: 3m to 40 mWorking duty: A4(M4).CE, TUV, GOST certificate, Top quality 
Double girder gantry crane of Features & advantages:
· 1. Reasonable structure, Top safety· 2. Favorable performance, accurate and smooth lifting.· 3. Safe and reliable traveling, pricise control and positioning.· 4. all round protection, easy operation, · 5. Convenient maintenance, high exchangeability for parts and components · 6. Main girder: box-shaped girder.
