12 ton gantry crane is widely used for indoor and outdoor lifting, transporting work, such as warehouse, factory, industrial site, workstation, port, railway construction. This kind of crane can be designed as single girder gantry crane, double girder gantry crane, semi gantry crane.
Our company, a professional crane manufacturer in China, provides types of gantry crane for sale, such as light duty gantry crane, heavy duty gantry crane, rail mounted gantry crane, rubber tyred gantry crane, fixed gantry crane. All these cranes can be customized according to practical needs.
Except for standard gantry cranes, we also provide other industrial devices, such as electric transfer cart, overhead crane, jib crane, wire rope hoist, chain hoist, marine travel lift. If you are interested, just send inquiry to firstname.lastname@example.org .
Features of 12 ton gantry crane
Simple and compact structure, steady performance.
Easy to install and high efficiency.
Overload, low voltage protective device.
Pendent control and remote control.
Parts of 12 ton gantry crane
The wheels of crane crab, main beam and end carriage are produced in our casting workshop. This makes our wheels more elastic, outer surface hard-wearing and durable.
Model AQ-CD1, AQ-CD2 electric wire rope hoist is a small-sized lifting equipment. It can be mounted on single beam, bridge, gantry and arm cranes. With slight modification, it can also be used as a winch. It is widely used in factories, mines, harbour, warehouse.
Main beam has sandblast derusting and is painted with zinc rich epoxy primer. It is cut by plasma numerical cutting machine. The butt weld of tension flange shall undergo ultrasonic or x-ray flaw detection as specified.
It consists of rigid outrigger and flexible outrigger. All connection points are connected by high-tension bolt. The ladder is used by operator to enter into cab or arriving at winch. When the span is more than 30m, there needs a flexible leg to reduce the lateral thrust of the trolley to the rail when the girder lifts material.
Regular check-list of gantry crane
Bridge and trolley motor brakes operate properly.
There is little or no hook drift when releasing up or down controls.
Trolley and bridge track properly.
No loose items on crane heat could fall or any excessive oil leaks.
Fire extinguisher is available and in good condition.
Emergency means or egress is available and in good condition.
Air or hydraulic lines are in good condition.
All below-the hook devices are in good condition.
How to purchase suitable gantry crane?
To purchase suitable gantry crane, customer should pay attention to following tips:
Be clear about working duty. If the crane is used for light duty, small portable gantry crane is proper, such as 5 ton semi gantry crane, 10 ton single girder gantry crane; if the crane is used for heavy duty, just choose large gantry crane, such as 50 ton crane, 100 ton rail mounted gantry crane.
Be clear about the crane application. For severe working condition, choose crane with high working class, such as casting gantry crane, industrial gantry crane.
For other special requirements, our company has customized service to ensure that every customer can get a satisfied crane.
What are periodic inspections?
-Deformed, cracked or corroded members.
-Loose or missing bolts, nuts, pins or rivets.
-Cracked or worn sheaves and drums.
-Worn, cracked, or distorted parts.
-Excessive wear of brake system parts.
-Excessive wear of drive chain sprockets and excessive drive chain stretch.
-Deterioration of controllers, master switches, contacts, limit switches, and push button stations.
-Gasoline, diesel, electric, or other power plants for proper operation.
-Motion-limit devices that interrupt power or cause a warning to be activated.
-Rope reeving for compliance with crane manufacturers design.
-All function, instruction, caution, and warning labels or plates for legibility and replacement.