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ABOUT DAFANG

850,000 square meters & covered all types of cranes

Henan Dafang Heavy Machine Co.,Ltd. is a crane manufacturer with well-equipped testing equipment (Non-destructive inspection, metallographic analysis, Hardness inspection, Mechanics Inspection, Chemical Inspection) and advanced production equipment (1500t Pressure groove machine, Shot blasting machine,Plasma cutting machine, Submerged welding machine, Boring mill) .

The company covers an area of 850,000 square meters with 230 million register capitals, around 2000 workers and the manufacture license has covered all types of cranes, include gantry crane, semi gantry crane, overhead crane, jib crane, electric hoists, cast crane, engineer crane, and beam launcher etc.

With its large plant area, complete production types, faster delivery speed and good cost performance, Dafang Crane has become one of the most competitive crane manufacture enterprises in the domestic and abroad crane industry .

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Dafang Crane also undertakes projects of manufacturing heavy or light steel structure. Dafang Heavy Machinery have transformed to a mature manufacturer with advanced technology.

  • Covers an area of 850,000 square meters
  • With its large plant area, complete production types
  • With 230 million register capitals, around 2000 workers
  • Faster delivery speed and good cost performance
  • Manufacture license has covered all types of cranes
  • Manufacturing heavy or light steel structure

OUR ADVANTAGE

Painting with new paint anti sling liquid, greatly improve the adhesion of the paint.
The bearing Increased oil seal device, to prevent dirt enter, prolong service life.
Stop plate and conductive base frame all process by punch, with beautiful appearance and unified size.
Mechanized production shorten the production, and ensure the product's quality.
Inside seam adopts marking system, not only ensure the welding quality, also improve the welding normative.
Electrical box assemble adopt line operations, greatly improve the assembly efficiency and quality.
Prioritize safety, conform to the principle of light weight design. With simple structure and beautiful appearance.
All hoists will oiling before delivery, and he hoists change to double flange to ensure safe and reliability.
All connecting bolt of assembly in place before shipment, effectively avoid mistakes and omissions, meanwhile convenient to customer installation at site.
Car rail joint with bi-directional groove form, set aside a certain gap, after welding inspection, ensure inspection qualified.

Production Team: In Dafang Crane, the division of labor is clear-cut, each one being charged with specific responsibilities.

Generally include:

  • Sales department
  • Test department
  • Logistic department
  • Purchase department
  • Production department
  • Technical department

Production department is composed by different teams.

  • Cabin group
  • Delivery group
  • Painting group
  • Quality test group
  • Electric hoist group
  • Steel structure group
  • Electric mechanism group
  • Trolley & winch group
  • 5 groups responsible for single girder production
  • 6 groups responsible for double girder production
Professional

Electric Workshop Team

  • 2cm Thicker shell: Increase hoist's stability and safety
  • Good rubber seal: Have tightness test prevent oil leakage
  • 1.1 times dynamic test and 1.25 times static test after production
  • Automatic stove varnish line: improve paint quality and efficiency
  • Gray Iron HT200 box andcover: High vibration produced by special  boring mill
  • Reducer shaft : Adopt carburizing process, increase surface hard-ness and wear resistance
Advanced

Steel Processing Equipment

  • Boring Mill
  • Shot Blasting Machine
  • Plasma Cutting Machine
  • 1500t Pressure Groove Machine
  • Gantry Type Submerged Welding Machine

Testing Center

  • Non-destructive Inspection Room
    (Ultrasonic defect detector; Magnetic particle defect detector )
  • Mechanics Inspection and Chemical Inspection Room
    (Universal testing machine and impact testing
  • Metallographic Analysis and Hardness Inspection Room
    (400 times metallographic microscope and rockwell hardness tester)

Transportation

  • Special load team ensure safe load and safe package
  • Quality Inspector carefully check the goods before package
  • Allow to deliver by bulk, by container, or any other ways suitable
  • Quality Test Department will supervise of load in case leave out any goods
  • Painting Team will accompany the package and load so that can make paint repair timely
  • If beam is too long, there should make division
Service

After Sale Service

  • Plenty matched spare parts in stock
  • Remind users making regular maintenance
  • Professional engineer is ready any time to help you
  • Close contact with client to master the usage situation

Installation

  • Offer detailed installation instructions
  • Ready any time to help users solve the problem
  • If client need, arrange professional installation team come to assist-Offer detailed installation instructions