Cmaa Standard 35t Double Girder Gantry Crane with Hoist for
Construction WorkProduct DescriptionA double box girder gantry
crane is an overhead crane built on top of a structure that is
supported by freestanding legs, eliminating the need for an
overhead runway system. Gantry cranes are built on movable
frameworks with wheels that enable the structure to be moved along
a track or rail system.Double Box Girder gantry crane are designed
with two girders configuration, providing various load capacities.
Double box girder gantry crane are used to lift extremely heavy
loads. NANTE Double Box Girder gantry crane are designed with the
highest engineering standards for safety and high performance by
advanced technology. NANTE manufactures and supplies custom double
girder gantry crane with the capacity up to 300 tons and span up to
50 meters for your
demands.----------------------------------------------------------Design
and Manufacturing
Feature-----------------------------------------------------------------Design
Code: NANTE's Double Girder Gantry Crane follows the design code of
FEM, CMAA, ISO EN, BS, GB standard. Low headroom Hoist:Compact
structure, smooth operation, accurate positioning, high Safety
reliability, and Maintenance-friendly.Girder: Compact Design and
low weight, use Q355B steel material(ISO EN S355, DIN ST52, ASTM A
572 Grade 50), welding specification follows ISO 15614, AWS D14.1,
deflection can from 1/700 ~ 1/1000, MT or PT is requested for
Fillet welding and UT is requested for joint welding. End Carriage:
Direct Driving design with high transmission efficiency. Using
hollow tube for the steel housing. Wheel material is alloy steel
with proper heat treatment which is more stable and
durable. Gear Motor:Worldwide top brand gear
motor to make sure the quality, IP55, F insulation class,
overheat protection, manual release bar, and equipped with
electro-magnetic brake.Control Panel:Follow IEC standard, IP55
powder coating high quality enclosure, socket plug-in for easy
connection, DIN standard terminal, international brand for the
inverter, MCB, Contact and electrical devices on the panelFestoon
System:Double line Galvanized C track system with flexible flat
cable, one line for hoist power and signal transmission, one line
for the pendent control trolley movement. No-welding claw is design
for the brackets of the festoon system fixing. Safety Protection
Functions:NANTE Double Girder Gantry Crane include a lot of
protection functions, like Overheat protection for the lifting,
load cell type overload limit switch, up&down position limit
switch, cross limit switch for the cross travel and long travel.
Phase sequence relay, and other optional functions, like crane
monitoring system, LED load displayer. Controls:NANTE Double Girder
Gantry Crane can offer both options of remote control and pendent
control.Anti-corrosive Treatment:Shoot Blasting follow ISO8501-1
SA2.5 class, roughness follow ISO 8503 G class, and clearness
follow 8502-3 Level II. Use top brand's Rich zinc epoxy painting
for the prime, middle layer coating. Use polyurethane topcoat for
the finished layer coating. All NANTE painters are trained or
inspected by NACE or FROSIO level II
Inspector--------------------------------------------------------------------------
Application
--------------------------------------------------------------------------------Double
Box Girder gantry crane is the ideal material lifting and
transporting equipment for indoor and outdoor applications such
as mining, general fabrication, train building yards, precast
concrete and ship building industries, or special outdoor projects
like construction of a bridge, or in places like steel mills where
overhead room may be an issue.Product Parameters Technical
Data of Double Girder Overhead Crane with
HoistCapacity5t10t16t20t25t32t40t50t63tDuty
Group(ISO/FEM)M5/2mM5/2mM5/2mM5/2mM5/2mM5/2mM5/2mM5/2mM4/1AmSpanm10~40Height
of Liftingm6~40Left Cantilevelm
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